Negotiable

Category: Machinery & Equipment/Packaging Related Equipment/Multi-Function Packaging Machines

Company: 山东艾德实业有限公司

Product Description: After years of innovation, exploration, and research, Shandong Aide Industrial Co., Ltd. has established a comprehensive design and production system for cutting picks, as well as a complete quality assurance system, with an annual production capacity of 1 million cutting picks. Currently, our company possesses China's advanced fully automatic brazing and quenching integrated production line, capable of producing over 80 models of cutting picks, including U84, U85, U95, U135, and S150.The cutting picks produced by Shandong Aide have the following characteristics:1. Excellent Flexibility: The Aide cutting picks we produce offer outstanding flexibility, as they are primarily designed to meet the requirements of coal mining machines. They not only fulfill their intended use but also achieve a flexible effect, ensuring the equipment operates flexibly during coal mining operations.2. Durability: Aide cutting picks are made from high-quality synthetic materials, which are among the hardest metals. Through special processing techniques, they achieve ideal performance and longevity.3. High Wear Resistance: The materials used in Aide cutting picks are not only hard metallic materials but also meet high standards in wear resistance. This ensures that the equipment does not experience excessive wear during the coal mining process, which could otherwise affect normal operation. Therefore, when selecting cutting picks, both hardness and wear resistance must be considered.4. Easy Replacement: Aide cutting picks are very easy to replace. As a cutting pick is just one part of the machinery, if it becomes worn or damaged and unusable, it holds no value for the equipment. Thus, replacement is necessary to ensure smooth operation. If replacing cutting picks is inconvenient, it will inevitably delay coal mining progress and may even cause complications, preventing work from being completed within the scheduled time. more>

$1200

Category: Chemicals/Synthetic Resins/Unsaturated Polyester Resin

Company: 河北保菲新材料有限公司

Product Description: Pellet binders are used in the cold pressing process of mineral powder to compress the powder into pellets, facilitating transportation, storage, and subsequent smelting operations.The cold-pressed pellet technology for mineral powder is a method of compressing mineral powder into spherical shapes under high pressure, primarily used in the metallurgical industry to increase the density of the powder and ease smelting. Below are some detailed insights about cold-pressed mineral powder pellets:Preparation Process- Raw Material Preparation: Mix the mineral powder uniformly with an appropriate amount of binder.- Pressing: Use a high-pressure briquetting machine to compress the mixed material into spherical shapes.- Drying: Dry the freshly pressed green pellets to remove moisture.- Calcination: Depending on requirements, subject the dried pellets to low or high-temperature calcination to enhance their strength and performance.Binder Usage- The selection of binders is crucial for the strength and quality of cold-pressed pellets. Common binders include magnesium-containing binders and iron ore powder pellet binders.- The amount of binder added is generally around 5% of the mineral powder weight, with the specific ratio determined based on experimental results.Equipment- Mineral Powder Briquetting Machine: A key piece of equipment for producing cold-pressed mineral powder pellets, primarily used to compress the powder into spherical shapes.- Feeding Structure: For example, the patented technology by Henan Jianjie Industrial Co., Ltd., allows for adjusting the conveyor belt slope to accommodate different installation heights, improving production efficiency.Advantages- Resource Utilization: Enhances the utilization efficiency of mineral powder and reduces resource waste.- Environmental Benefits: The production process of cold-pressed pellets is relatively eco-friendly, aligning with modern industrial environmental requirements.- Economic Benefits: By increasing the density and strength of mineral powder, it improves the smelting process and enhances economic efficiency.Cold-pressed mineral powder pellet technology holds significant application value in the metallurgical industry. Through appropriate binder selection and advanced equipment, it can markedly improve the utilization efficiency of mineral powder and the effectiveness of smelting. more>

$10

Category: Hardware & Tools/Molds & Dies/Other Molds

Company: 保定驰立模具制造有限公司

Product Description: The trapezoidal drainage ditch mold is characterized by a flat bottom and inclined sides. The overall structure of the trapezoidal drainage ditch is sized based on the width of the top and bottom openings and the length, while the modular trapezoidal drainage ditch is primarily determined by the specifications of the base plate and side plates. The emergence of trapezoidal channels produced using trapezoidal channel molds has effectively addressed traffic congestion and accidents caused by road water accumulation, ensuring smooth daily travel.Trapezoidal drainage ditch cover mold and drainage ditch molds serve the same purpose and come in three shapes: U-shaped molds, rectangular molds, and trapezoidal molds. Two common materials are used for production: plastic molds and steel molds. Plastic molds, also known as PP molds, are relatively lower in cost compared to steel molds but have a shorter service life, typically around 100-200 uses. Despite their shorter lifespan, plastic molds produce concrete molds with smoother surfaces and more aesthetically pleasing shapes. Baoding Chili Mold Factory boasts mature technology and comprehensive production equipment. Keeping pace with market demands, it has evolved into a large-scale plastic mold manufacturer integrating product development, production, and marketing. The factory possesses the capability to develop and produce injection-molded steel molds and can customize hexagonal slope protection molds of various sizes according to user requirements. Utilizing fully automated injection molding equipment and production technology, the factory provides high-quality products to a wide range of users.Its products feature strong toughness, high brightness, deformation resistance, and standardized specifications for users to choose from. more>

$680

Category: Machinery & Equipment/Compression & Separation Equipment/Liquefaction Equipment

Company: 北京蓝昊环保设备有限公司

Product Description:        Lanhao Power Plant's silo pump canvas fluidizing disc, with its ingenious design, achieves perfect integration of material and air, presenting it in a gasified state with excellent fluidity, thereby significantly enhancing conveying efficiency. When applied to the homogenization silo of cement raw meal, it ensures an extremely uniform mixture. This type of pneumatic conveying and fluidized bed device utilizing a permeable layer has gained widespread recognition and application in many fields such as metallurgy, building materials, chemicals, power, food, and transportation, achieving remarkable results and becoming an innovative replacement for traditional belt and screw conveying methods. During the conveying process, due to the gasified state characteristics, the material exhibits excellent fluidity, avoiding equipment damage caused by friction and significantly reducing maintenance costs. Additionally, the material is conveyed in enclosed chutes, effectively preventing dust loss and ensuring a clean environment and good sanitary conditions.        The permeable layer, also known as permeable cloth, has a wide and diverse range of applications. In cement plants' airslides and homogenization silo aeration boxes, it facilitates efficient pneumatic conveying; it also plays a key role in transportation vehicles such as bulk cement trucks and bulk cement ships. In places like power plants and aluminum plants, it is an indispensable part of ultra-dense phase pneumatic conveying.        The permeable layer and permeable cloth produced by our Lanhao Environmental Protection Plant exhibit outstanding performance. Their temperature resistance can reach 180°C instantaneously and remain stable at around 160°C under constant temperature conditions. We use high-quality heat-resistant and corrosion-resistant chemical synthetic fibers, woven by specialized equipment according to strict technical requirements. The technical performance and product quality of these permeable cloths have reached the leading level of international similar products.      When it comes to product features, the first things that come to mind are its clear texture, flat surface, stable dimensions, and excellent anti-deformation capability. Secondly, it has excellent permeability with uniform and stable airflow. Furthermore, it is heat-resistant, wear-resistant, corrosion-resistant, and has very low moisture absorption. Lastly, it has a long service life, low energy consumption, and minimal maintenance, providing great convenience to users.      In terms of design, we are particularly ingenious. By welding the bottom plate to the center of the fluidizing disc's base, the air blown out from the air pipe cleverly passes through the permeable holes on the side wall of the fluidizing disc, avoiding damage to the center and thus extending its service life. At the same time, we use clamps and fastening bolts to securely fix the canvas to the inner wall of the fluidizing disc, making installation and disassembly extremely simple. Additionally, we have created an annular groove on the ring and installed a sealing ring inside it, further enhancing the sealing between the fluidizing disc and the silo pump's inner wall.      In terms of customized services, we also spare no effort. Based on the design length L, we can determine the number of end cover plates and the arrangement combination of the silo bottom chute; at the same time, we can also provide various types of fluidizing chutes, fluidizing boxes (including circular ones), and other devices according to users' specific requirements. The porous plate, a high-strength fluidizing plate we developed specifically for the characteristics of power plant dry ash silos, has won widespread praise from users for its unique performance.       Fluidizing devices and fluidizing chutes, as auxiliary components for intermediate silos, hoppers, flat-bottom silos, cone-bottom silos, and other equipment, are usually installed at the bottom of material storage silos or on the sides of hoppers. During discharge, by connecting heated compressed air, the powdered or granular material is presented in a gasified state, thereby improving its fluidity and ensuring a smooth and unobstructed discharge process. The chute body adopts a one-time molding compression process, with the box and connections ensuring sealing, and the appearance is aesthetically pleasing. Before assembly, we also perform shaping adjustments to eliminate all welding deformations and internal stresses, ensuring the smoothness and straightness of the bottom surface and flange connection surfaces. more>

Negotiable

Category: Others

Company: 湖北博控自动化科技股份有限公司

Product Description: more>

$118000

Category: Others

Company: 无锡市名勋叉车有限公司

Product Description: Common Classifications of Suzhou BYD Electric ForkliftsJiangsu BYD Electric Forklift General Agent: 158 5280 5975 Manager ZhuPallet ForkliftPallet forklifts feature a compact structure and flexible operation, available in manual and electric versions. They are mainly used for horizontal transportation in production lines and warehouses. Due to their small size, they can operate in narrow spaces.Stacker ForkliftStacker forklifts are similar to pallet forklifts, but they are equipped with lifting devices, allowing for the handling, stacking, and short-distance transportation of palletized goods.Stacker forklifts are similar to pallet forklifts, but they are equipped with lifting devices, enabling the handling, stacking, and short-distance transportation of palletized goods. They are primarily used for the rapid lifting, stacking, and storage of lightweight goods on flat surfaces, with a lifting height of up to 5 meters.Counterbalanced ForkliftCounterbalanced forklifts are the most widely used type of forklift. The forks are located outside the centerline of the front wheels, and the rear of the forklift is equipped with a counterweight. They are currently available in internal combustion and electric versions. Internal combustion forklifts account for 80% of the market share, offering sufficient power and long operating times. However, they are noisy and polluting. Electric forklifts are generally used for indoor work, featuring low noise and no pollution, making them widely applicable for handling goods such as cold storage foods.Reach ForkliftReach electric forklifts are a type of warehouse vehicle, categorized by operation into seated reach and stand-up reach models. Reach forklifts have a relatively small lifting capacity and are often electrically driven. Electric reach forklifts are characterized by their flexibility, ease of operation, no pollution, and low noise.Order Picker ForkliftOrder picker forklifts, also known as picking forklifts, consist mainly of a lifting system, body system, and electrical system. The operator can ride on the platform to handle materials, facilitating easy picking at various heights. Order picker forklifts have a lifting height of 4 to 6 meters and are suitable for narrow aisles and high-level warehouse racks.Rough Terrain ForkliftRough terrain forklifts, also known as all-terrain forklifts, are specialized vehicles with strong off-road capabilities, suitable for handling and transporting goods in areas with poor road conditions. They feature strong off-road performance, mobility, and reliability. Rough terrain forklifts are generally powered by internal combustion diesel engines, which provide high torque, thermal efficiency, and power while emitting significantly fewer harmful gases than gasoline engines, making them relatively environmentally friendly.Heavy-Duty ForkliftHeavy-duty forklifts, as the name suggests, have a strong rated load capacity, with a lifting capacity of over 13 tons. Heavy-duty forklifts, container forklifts, and container stackers all fall under this category. They are less commonly used in daily applications and are generally employed in heavy industries and port container handling and stacking.Telescopic Handler ForkliftTelescopic handler forklifts are equipped with extendable booms, with forks or attachments usually mounted on the boom, enabling lifting or fork handling operations. These forklifts can perform fork handling across obstacles or openings and handle multi-row stacking and destacking in complex working conditions. Telescopic handler forklifts offer good forward visibility and have lower requirements for aisle clearance height. They are sometimes classified as rough terrain forklifts.Currently, forklifts can be broadly categorized into these 8 types. The production and application of forklifts have greatly liberated labor and improved production efficiency. Major international forklift manufacturers are now introducing new concept vehicles, and it is believed that future forklift development will focus on greater environmental friendliness and intelligence.Source: Internet. This article does not represent the views of this platform and is for reference only. Gratitude to the original author. All copyrights belong to the original author. If there is any infringement, please leave a message on the platform for deletion. more>

$120

Category: Others

Company: Henan Aonongyuan Greenhouse Engineering Co., Ltd

Product Description: Design requirements for greenhouse frame:1. Excellent light transmission function and high light utilization rate;2. Rapid heating and outstanding thermal insulation performance;3. Easy to operate, ventilate, and dehumidify, facilitating management;4. Sturdy structure, excellent wind resistance, and long service life;5. Simple frame processing, easy on-site installation, saving time and labor.The frame installation is prefabricated assembly, which offers the advantages of good corrosion resistance, reduced installation difficulty, and easy maintenance. Installation holes are pre-drilled according to design requirements, ensuring good compatibility and preventing water leakage issues later. The overall rigidity is strong, capable of resisting natural disasters. more>

$10000

Category: Machinery & Equipment/Pumps/Other Pumps

Company: 陕西德力能源科技有限公司

Product Description: After the steam generator is ignited normally, the temperature should be raised slowly to ensure uniform expansion of the furnace walls and the furnace body. The process from ignition under cold conditions to reaching the working pressure should generally be controlled within 3 to 4 hours. When the steam pressure rises to 0.06~0.1MPa, the pressure gauge and water level gauge of the steam generator should be flushed to maintain their normal operation. When the boiler steam pressure reaches 0.15~0.2MPa, close the air valve and check whether the safety valve is leaking. If there is any leakage, immediate measures should be taken to eliminate it. When the boiler pressure rises to 0.2~0.25MPa, perform a blowdown of the boiler drum. During the blowdown of the steam generator, the boiler water level should be at the highest water level line. After blowdown, check whether the blowdown valve is tightly closed and if there is any leakage. When the steam pressure reaches 0.3MPa, conduct a comprehensive inspection of the fasteners of the pressure-bearing components of the steam generator, such as manholes, handholes, inspection holes, and bolts of various flanges, and perform a thermal tightening. When the boiler steam pressure reaches the working pressure, adjust the safety valve. During the boiler pressure-raising process, the top vent valve should be frequently opened to avoid air accumulation and reduce boiler corrosion.Boiler Steam (Heat) SupplyThe maximum water temperature of the boiler should be lower than the saturation temperature under the network pressure minus 20°C. For intermittently supplied hot water boilers, the circulation pump should continue to operate during the intermittent periods. more>

$20000

Category: Others

Company: 成都废旧电缆电线回收公司

Product Description: Chengdu Scrap Equipment Recycling - Chengdu Waste Material Recycling - Acquisition of Scrapped AssetsChengdu Waste Material Recycling Co., Ltd., with a good reputation, a philosophy of integrity, quality service, and a commitment to safety and efficiency, has long been engaged in recycling various second-hand items from friends in all sectors of society.1. Mainly engaged in the recycling of mechanical and electrical equipment, central air conditioning, power equipment, distribution cabinets, generators, transformers, industrial factory equipment, various machine tools, forklifts, (engineering demolition, various types of waste materials) recycling.2. Industrial equipment recycling: recycling of used refrigeration equipment, air conditioning systems, cables and wires, and various idle surplus production resources.3. Electronic equipment recycling: recycling of hosts, monitors, laptops, industrial computers, servers, computer room equipment, network equipment, etc.4. Battery recycling: recycling of dry batteries, wet batteries, UPS battery power supplies, computer room batteries, and various lead-acid batteries.5. Office equipment recycling: computers, copiers, fax machines, printers, office partitions, office supplies.6. Air conditioning recycling: second-hand air conditioners, central air conditioning, wall-mounted air conditioners, cabinet air conditioners, and various types of used air conditioners. 7. Acquisition of hotel kitchen equipment, pastry equipment, coffee equipment, baking equipment, Western restaurant equipment, bubble tea equipment, kitchen utensils, etc. 8. Inventory material recycling: recycling of surplus inventory, used instruments and meters, network cables, wires, feeder lines, cables, electronic appliances, various scrapped equipment, and surplus inventory materials. 9. Electronic material recycling: recycling of circuit boards, integrated circuits, cameras, circuit boards, various electronic components, network equipment, etc. 10. Metal recycling: recycling of channel steel, rebar, angle iron, sheet iron, iron pipes, scrap iron, iron filings, leftover materials, industrial iron, used rebar from construction sites, steel materials, steel pipes, etc. 11. Demolition engineering: hotel demolition, shopping mall demolition, billboard demolition, engineering demolition, dismantling of prefabricated houses, dismantling of power distribution rooms, dismantling of construction waste, dismantling of wires and cables.Recycling ProcessUpon your call, we will arrange an on-site inspection based on your requirements and schedule. Depending on the material, style, condition, brand, and market conditions of the items, we will offer you a competitive price.Once the price is agreed upon, we will arrange for same-day pickup to minimize inconvenience and reduce the time you may be delayed.We welcome friends from all walks of life to contact us; our staff will provide free on-site inspection and valuation. We operate with integrity, offer high prices, maintain a good reputation, and strictly adhere to the principle of confidentiality for our clients. We are dedicated to serving both new and existing customers! more>

$888

Category: Others

Company: 江苏广前建设集团有限公司

Product Description: New Construction of Umbrella Water Towers (Water Tower Slipform Construction, New Water Tower Construction)Business Scope:1. Undertake the construction, installation, reinforcement, demolition, and heightening of various chimneys and water towers (brick, concrete, steel structure); slipform reinforcement of concrete shells; tilt correction; replacement of linings; cleaning and dust removal; painting of aviation warning color rings; replacement and reinforcement of exposed metal components such as ladders, platforms, protective nets, lightning rods, and anti-corrosion painting maintenance.2. Cleaning, repair, anti-corrosion, waterproofing, and moisture-proof leak sealing for the internal and external walls of chimneys, cooling towers, water towers, urea granulation towers, and silos.3. Surface treatment and specialized anti-corrosion for metal structures such as transmission towers, microwave towers, substation frameworks, bridges, various gantry cranes, steel beam roof trusses, gas tanks, storage tanks (for oil, acid, alkali, solvents), and chemical equipment.4. Exterior wall cleaning, washing, repair, decoration, coating, and high-temperature-resistant fireproof coating for high-rise buildings, skyscrapers, factories, and coal conveyor trestles.5. Flooring EngineeringUndertake various terrazzo floors, epoxy, wear-resistant, hardened, dust-free, colored, anti-static, and metal (emery) cement-based wear-resistant floors; non-slip vibration-free driveways and colored stamped decorative floors; repair, cleaning, and waxing maintenance for various industrial floors.6. Underwater SalvageEngage in the construction of river, sea, and port terminals; dry docks, shipways, sluices, ship lifts,航道 dredging, land reclamation, port area storage yards, embankment revetments, underwater rock blasting, and reef clearance projects; as well as corresponding silos, underwater foundations and bases, earthwork, navigation markers, trestles, coastal and offshore marine engineering; installation of port handling equipment, installation of navigation structure equipment, underwater excavation, heavy lifting, and inland river salvage and obstacle removal projects.7. Desulfurization and Anti-CorrosionCoal used in thermal power plants contains sulfur, which produces SO2 during combustion, affecting air quality after emission. Due to environmental pressures, flue gas desulfurization (FGD) has become the primary method for controlling SO2 emissions in thermal power plants. Therefore, FGD systems have become essential supporting projects in many power plants. Those previously built without such systems are now being retrofitted with FGD installations. Wet desulfurization anti-corrosion for the inner linings of chimneys, absorption towers, and flues in thermal power plants; anti-corrosion using acid-resistant borosilicate foam glass brick linings, vitrified ceramic tiles, glass flake anti-corrosion, spray polyurea, OM coatings, and acid-resistant mastics; repair of cracks and leaks in chimneys and flues. more>

$288

Category: Others

Company: 江苏广前建设集团有限公司

Product Description: Chimney Installation of Navigation Beacon Lights (Chimney Installation of Navigation Beacon Lights Company,Chimney Installation of Navigation Beacon Lights Construction)Business Scope:1. Undertake the construction, installation, reinforcement, demolition, and heightening of various chimneys and water towers (brick, concrete, steel structure); concrete shell slip-form reinforcement; tilt correction; replacement of inner linings; cleaning and dust removal; painting navigation beacon color rings; replacement and reinforcement of exposed metal components such as ladders, platforms, guard nets, lightning rods, and anti-corrosion painting maintenance.2. Cleaning, repair, anti-corrosion, waterproofing, and moisture-proof leak sealing for the internal and external walls of chimneys, cooling towers, water towers, urea granulation towers, detoxification towers, and silos.3. Surface treatment and specialized anti-corrosion for metal structures such as TV towers, transmission towers, microwave towers, substation frameworks, bridges, various gantry cranes, steel beam roof trusses, gas tanks, (oil, acid, alkali, solvent) storage tanks, and chemical equipment.4. Exterior wall cleaning, washing, repair, decoration, coating, and high-temperature resistant fireproof coating for high-rise buildings, skyscrapers, factories, and coal conveyor trestles.5. Flooring EngineeringUndertake various terrazzo floors, epoxy, wear-resistant, hardened, dust-free, colored, anti-static, and metal (emery) cement-based wear-resistant floors; non-slip vibration-free driveways and colored embossed process floors; repair, cleaning, and waxing maintenance for various industrial floors.6. Underwater SalvageEngage in the construction of river, sea, and port terminals; dry docks, shipways, slipways, ship locks, aircraft lift systems, channel dredging, land reclamation, port area storage yards, embankment revetments, underwater rock blasting, and reef clearance projects; as well as corresponding silos, underwater foundations and bases, earthwork, navigation beacons, trestles, coastal and offshore marine engineering; installation of port loading and unloading equipment, installation of navigation structure equipment, underwater excavation, heavy lifting, and inland river salvage and obstacle clearance projects.7. Desulfurization and Anti-CorrosionCoal used in thermal power plants contains sulfur, which produces sulfur dioxide during combustion, severely impacting the atmospheric environment after emission. Due to environmental pressures, flue gas desulfurization (FGD) has become the primary method for controlling sulfur dioxide emissions in thermal power plants. Therefore, FGD flue gas desulfurization units have become essential supporting projects in many power plants. Those previously built without such units are now installing flue gas desulfurization systems. Wet desulfurization anti-corrosion for the inner linings of thermal power plant chimneys, absorption towers, and flue ducts; anti-corrosion using acid-resistant borosilicate foam glass brick linings, vitrified ceramic tiles, glass flake anti-corrosion, spray polyurea, OM coatings, and acid-resistant mastic; repair of cracks and leaks in chimneys and flue ducts. more>

$4700

Category: Metallurgy & Minerals/Common Steel/Steel Rails

Company: 安阳奥丰商贸有限公司

Product Description: Q420C and Q420NC are steel grades defined in the Chinese national standard GB/T 1591-2018 "High Strength Low Alloy Structural Steels." Their main differences lie in the quality grade and possible through-thickness performance requirements.Q420C:"C" indicates the quality grade of the material, typically related to impact testing at 0°C.Q420C steel plates require a yield strength of at least 420 MPa and a tensile strength between 520 and 680 MPa.Q420C generally does not specify through-thickness performance and is suitable for general structural and engineering applications.Q420NC:"NC" indicates that the material has specific through-thickness performance. "N" stands for normalized or normalized-rolled condition, and "C" represents impact testing at 0°C.In addition to meeting the mechanical property requirements of Q420C, Q420NC also possesses specially treated performance in the thickness direction, such as Z-direction performance grades Z15, Z25, Z35, etc. These grades indicate higher impact energy absorption requirements in the thickness direction.Yield Variation:For both Q420C and Q420NC, yield strength is the stress value at which the material begins to undergo permanent deformation under external force. Variations in yield strength are mainly influenced by the material's chemical composition, microstructure, and production process.Within the same thickness range, the yield strength requirements for Q420C and Q420NC are the same, both being no less than 420 MPa. However, since Q420NC may undergo normalization treatment or possess specific through-thickness performance, its microstructure may be more uniform, which could affect the distribution and consistency of yield strength.Through-thickness performance requirements (such as Z-direction performance) may enable Q420NC to exhibit better yield strength uniformity in the thickness direction, especially in thick plate materials, which helps improve structural reliability and safety.In practical applications, the choice between Q420C and Q420NC depends on the specific requirements of the structural design. If the structure demands higher performance in the thickness direction or requires better welding performance and impact toughness, Q420NC may be selected. If through-thickness performance is not a critical requirement, Q420C may be a more cost-effective option. Engineers should choose the appropriate material based on specific engineering needs and safety standards.High-strength coil3.75mmQ420C0.01500.0128.850High-strength coil3.75mmQ420C0.01500.0128.930High-strength coil3.75mmQ420C0.01500.0128.780High-strength coil3.75mmQ420C0.01500.0128.800High-strength coil3.75mmQ420C0.01500.0128.820High-strength coil3.75mmQ420C0.01500.0128.900High-strength coil3.75mmQ420C0.01500.0128.710High-strength coil3.75mmQ420C0.01500.0128.770High-strength coil3.75mmQ420C0.01500.0128.780 more>

$4200

Category: Metallurgy & Minerals/Common Steel/Steel Rails

Company: 安阳奥丰商贸有限公司

Product Description: Q420ND steel plate is a type of high-strength low-alloy structural steel defined in the Chinese national standard GB/T 1591-2018 "High Strength Low Alloy Structural Steels." The "N" indicates normalized or normalized rolled condition, and the "D" signifies that the steel plate maintains good impact toughness at temperatures as low as -20°C. Q420ND steel plate is widely used in bridges, buildings, machinery manufacturing, and other fields due to its high strength and excellent low-temperature impact properties.In European standards, materials with similar properties to Q420ND steel plate may include the following:EN 10025-6 S460NL:S460NL is a high-strength structural steel defined in the European standard EN 10025-6. "NL" indicates that the material has impact property requirements at low temperatures of -50°C, which is similar to the low-temperature impact performance requirement of Q420ND at -20°C.EN 10113-3 S460M:S460M is a thermomechanically rolled steel defined in the European standard EN 10113-3. "M" indicates that the material has high yield strength and good impact energy absorption properties.EN 10225 S460:S460 is a weldable structural steel defined in the European standard EN 10225, with yield strength and tensile strength similar to those of Q420ND.When considering material substitution, multiple factors must be taken into account, including chemical composition, mechanical properties, impact test temperature, weldability, and processability. Although Q420ND and the aforementioned European standard materials may be similar in terms of yield strength and tensile strength, there may be differences in specific chemical composition and performance requirements. For example, European standard materials may have specific requirements for alloying elements or different regulations for certain performance indicators.Therefore, in practical applications, if Q420ND steel plate needs to be replaced with a European standard material, it is advisable to consult with material suppliers or professionals to ensure that the selected material meets engineering requirements and safety standards. Additionally, considering the needs of international trade and project cooperation, using internationally recognized material standards can help reduce obstacles in the material substitution and certification process.High-strength coil plate3.75mmQ420ND0.01500.0128.780High-strength coil plate3.75mmQ420ND0.01500.0128.800High-strength coil plate3.75mmQ420ND0.01500.0128.820High-strength coil plate3.75mmQ420ND0.01500.0128.900High-strength coil plate3.75mmQ420ND0.01500.0128.710High-strength coil plate3.75mmQ420ND0.01500.0128.770High-strength coil plate3.75mmQ420ND0.01500.0128.780High-strength coil plate3.75mmQ420ND0.01500.0128.820High-strength coil plate3.75mmQ420ND0.01500.0128.550 more>

$4200

Category: Others

Company: 安阳奥丰商贸有限公司

Product Description: Q390E is a high-strength low-alloy steel specifically designed for low-temperature environments, with very strict composition control to ensure good toughness and impact performance under low-temperature conditions. The "E" grade typically indicates higher requirements for low-temperature impact performance.In addition to containing basic elements such as carbon, manganese, silicon, phosphorus, and sulfur, the chemical composition of Q390E strictly controls the content of these elements to reduce the material's brittleness at low temperatures. For example, the content of sulfur and phosphorus is kept very low to avoid the formation of brittle phases, which could affect the material's toughness.Furthermore, Q390E may also include special alloying elements such as nickel (Ni), chromium (Cr), and molybdenum (Mo), which can enhance the steel's low-temperature toughness and strength. Nickel expands the austenite phase region, increasing the steel's toughness, while chromium and molybdenum improve the steel's strength and corrosion resistance.The low-temperature composition control of Q390E ensures that the material maintains excellent mechanical properties even in extreme low-temperature environments, making it suitable for applications such as oil and gas pipelines, polar engineering structures, and other fields that require operation at low temperatures. Low-temperature performance testing for this type of steel typically includes impact tests at -40°C or lower temperatures to verify its reliability in practical applications.Anyang SteelCoil5.75mmQ390E0.01500.0128.120Anyang SteelCoil5.75mmQ390E0.01500.0128.410Anyang SteelCoil5.75mmQ390E0.01500.0128.810Anyang SteelCoil5.75mmQ390E99.01500.0128.470Anyang SteelCoil5.75mmQ390E99.01500.0128.620Anyang SteelCoil5.75mmQ390E0.01500.0128.810Anyang SteelCoil5.75mmQ390E0.01500.0128.700 more>

$600

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: 广州市应科化工科技有限公司

Product Description:  Phone.WeChat.Telegram: 13080853061Telegram: @rst888rstQQ: 1124045227 English Name: 0-Chlorphenyl Cyclopentyl Ketone Price: 600 RMB/kg Purity: 98.0% min CAS: 6740-85-8  Molecular Weight: 208.68  Molecular Formula: C12H13ClO   Melting Point: 96 Density: 1.16  Flash Point: >100°C  Refractive Index: 1.5470  Boiling Point: 140-160℃/0.54kPa Appearance: Light yellow liquid Packaging: 25kg/plastic drum or 50kg/plastic drum Application: Pharmaceutical intermediate, organic synthesis intermediate more>

$2311

Category: Hardware & Tools/Castings/Iron Castings

Company: 河北威岳机械有限公司

Product Description: How to distinguish whether the material of a cast iron platform is HT200 or HT250?As an essential foundational tool in industrial manufacturing, the material properties of a cast iron platform directly affect machining accuracy and equipment lifespan. HT250, as a high-strength cast iron grade, features good wear resistance, high compressive strength (250MPa), and excellent machinability, making it widely used in applications such as machine tool bases and inspection platforms. So, how can one accurately determine whether a cast iron platform is made of genuine HT250 material? The following provides identification methods from six dimensions.1. Physical Performance Testing Method1. Hardness Test: The Brinell hardness range of HT250 is typically between 180-250 HB. Use a portable hardness tester to take multiple measurements at different locations on the platform. If the values are below 170 HB, it may be a lower-grade cast iron; if above 260 HB, it could be alloy cast iron or specially treated.2. Acoustic Identification: Tap the platform with a metal rod. HT250 will produce a clear, resonant metallic sound that lasts longer, while lower-grade cast iron will produce a dull, short sound. Experienced personnel can preliminarily judge the material based on sound frequency differences.2. Chemical Composition Analysis MethodUsing a spectrometer to detect key element content can determine the material:Carbon equivalent (CE) should be controlled between 3.9%-4.3%Carbon content (C) 2.9%-3.3%Silicon content (Si) 1.4%-2.0%Manganese content (Mn) 0.6%-1.2%3. Metallographic Structure Observation MethodObserve the sample under a 100x microscope:HT250 should exhibit fine lamellar pearlite (≥95%)Graphite morphology should primarily be Type A (uniformly distributed)Graphite length should be controlled at grades 4-6If a large amount of ferrite or Type D graphite is found, the strength does not meet standards. According to one inspection statistic, 30% of "HT250" platforms are actually HT200, with pearlite content only around 85%.4. Mechanical Performance Verification Method1. Bending Strength Test: The bending strength of a standard HT250 test bar under a 300mm span should be ≥450 MPa. Request the supplier to provide test reports for accompanying test bars.2. Elastic Modulus Measurement: The elastic modulus of HT250 is 105-130 GPa, which can be measured non-destructively using the vibration frequency method. One production line once experienced excessive robot repeatability errors due to insufficient platform elastic modulus.5. Surface Feature Identification Method1. Machining Mark Observation: After machining, HT250 surfaces appear uniformly gray-white, with chips being curly; inferior cast iron may show "chill" or "pitting."2. Casting Mark Identification: Reputable manufacturers will cast "HT250" markings on non-working surfaces and provide material certificates. Be cautious of products with ground or painted-over markings.Mastering these identification methods can help avoid the risk of inferior material substitution. It is recommended that users adopt a "initial inspection + re-inspection" dual process during acceptance, combining physical testing and chemical analysis to ensure the cast iron platform meets the genuine performance requirements of HT250. For platforms used in critical workstations, material performance should be rechecked every two years to ensure long-term stability.Weiyue Machinery, Ms. Xie, 15350773479 more>

$2311

Category: Hardware & Tools/Castings/Iron Castings

Company: 河北威岳机械有限公司

Product Description: Application Scope of T-Slot Ground RailsAs a "mobile reference rail" in industrial scenarios, T-slot ground rails break the limitations of traditional fixed platforms with their features of connectability, high load-bearing capacity, and easy positioning. They are suitable for heavy equipment movement, multi-station collaborative testing, and large component assembly. Unlike ordinary rails that only provide a single guiding function, T-slot ground rails, through their standardized T-slots on the surface, can simultaneously achieve equipment fixation, position adjustment, and precision calibration. They are widely used in mechanical manufacturing, new energy, and other fields. This article details the application scope of T-slot ground rails in three core areas, providing clear guidance for scenario adaptation.1. Heavy Equipment Production and Testing: Supporting Movement and Load Requirements1. Large Motor and Reducer Testing ScenariosIn the production and testing of heavy-duty motors (power above 100kW) and mining reducers, T-slot ground rails serve as the "core skeleton of the mobile testing platform."The ground rails are made of QT600 ductile iron (tensile strength ≥600 MPa), with a single length of 3-6m, which can be connected to form rails over 20m long. Their load-bearing capacity reaches 50-100t, meeting the translation needs of heavy equipment.Through the T-slots on the ground rails (slot width 30-40mm, slot spacing 300mm), combined with a movable test bench, quick connection between the motor and the dynamometer is achieved. When testing motors of different specifications, the bench can be adjusted along the ground rail with a precision of ±0.1mm, eliminating the need to rebuild the reference and improving testing efficiency by 40%.Typical Application: A heavy industry enterprise used a 15m long T-slot ground rail to build a heavy reducer testing line, which can simultaneously accommodate reducers with torque ranging from 500 to 2000 N・m, increasing the annual testing volume to 1200 units.2. Engineering Machinery Assembly ScenariosIn the assembly of large components for engineering machinery such as excavators and cranes, T-slot ground rails are used for "shifting and positioning large components."The ground rails are laid on the workshop floor with a flatness error of ≤0.05mm/m. Using hydraulically driven mobile fixtures, engineering machinery frames weighing up to 30t are translated along the ground rails to assembly stations.The fixtures are fixed to the ground rails via T-slot bolts, with a positioning accuracy of ±0.03mm, ensuring that the coaxiality error between the frame and the boom or slewing mechanism is ≤0.1mm, avoiding abnormal noises caused by assembly deviations.Advantage: Compared to traditional crane hoisting and shifting, ground rail translation reduces component shaking (from ±5mm to ±0.5mm) and increases assembly qualification rates from 85% to 99%.2. Automated Production Lines and Multi-Station Applications: Enabling Collaboration and Flexible Production1. Automotive Parts Automated Assembly LinesIn the mass production of automotive parts such as chassis and transmissions, T-slot ground rails serve as the "foundation rails for flexible production lines."The ground rails are laid according to the production line cycle, with a single length of 4m. After connection, they form circular or linear tracks, working in conjunction with AGVs (Automated Guided Vehicles) or mobile fixtures to enable the flow of workpieces between different stations.Fixtures are quickly positioned via the T-slots on the ground rails (positioning time ≤30 seconds), ensuring unified benchmarks for welding, inspection, and assembly stations. For example, in automotive transmission assembly, the coaxiality error at each station is ≤0.05mm, improving product consistency by 30%.Adaptation Scenario: An automotive manufacturer used a 200m circular T-slot ground rail for their transmission production line, achieving an assembly cycle of 1 minute per unit and an annual production capacity of 150,000 units.The application scope of T-slot ground rails essentially responds to the needs of "mobile reference + positioning + heavy-load support." From the ton-level loads in heavy equipment testing to the flexible collaboration in automated production lines and the adaptability in scientific research experiments, their functional characteristics can flexibly meet different scenarios. Under the trends of industrial intelligence and production flexibility, T-slot ground rails will further break through application boundaries, becoming key infrastructure that connects dispersed workstations, improves production efficiency, and ensures experimental precision, providing stable support for operational and technological innovation across various fields.Weiyue Machinery, Ms. Xie, 15350773479 more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: 珠海鸿富科技有限公司

Product Description: more>

Negotiable

Category: Metallurgy & Minerals/Non-Metallic Mineral Products/Refractory & Fireproof Materials

Company: 湖北兴龙高温节能材料有限公司

Product Description: more>

Negotiable

Category: Others

Company: 北京易妥科技有限公司

Product Description: With the advent of the Industry 4.0 era, digital transformation has become an inevitable trend for enterprise development. As a leading provider of digital twin solutions in the industry, Yituo Technology is committed to offering efficient and intelligent digital twin technical services to clients, driving the progress of industrial intelligence.I. Market Demand: Digital Transformation is ImperativeCurrently, enterprises face increasingly fierce market competition. To improve production efficiency and reduce operational costs, digital transformation has become a necessary path. As a key technology in digital transformation, digital twin technology effectively bridges the physical and digital worlds, providing comprehensive digital solutions for enterprises.II. Advantages of Digital Twin: Efficiency, Intelligence, and VisualizationDigital twin technology offers the following advantages:Efficiency: It can map real-time information such as production processes and equipment operations from the physical world to the digital world, enabling enterprises to quickly access data and improve production and management efficiency.Intelligence: Through big data analysis and artificial intelligence technology, it intelligently optimizes production processes, achieving automated and intelligent production.Visualization: Based on 3D models, digital twin technology intuitively displays data such as production processes and equipment operations, making it easier for enterprises to quickly identify and resolve issues.III. Success Stories: Digital Twin Technology Helps Enterprises Achieve Efficient ProductionYituo Technology has provided successful digital twin solutions to numerous enterprises. Here are two typical cases:A large manufacturing enterprise: By adopting Yituo Technology's digital twin solution, this enterprise achieved comprehensive digitalization of its production processes, improved production efficiency, reduced operational costs, and gained significant benefits.A smart city project: Yituo Technology provided a smart city digital twin platform for the city, enabling intelligent management in areas such as urban infrastructure, transportation, and environmental protection, improving urban management efficiency, and enhancing the quality of life for residents.IV. Technical Collaboration: Building the Strongest Technical Team in the IndustryYituo Technology actively collaborates with relevant technical partners, forming a strong technical team that includes expertise in the Internet of Things, big data, artificial intelligence, and other fields. Through technical collaboration, Yituo Technology can provide more comprehensive and efficient digital twin solutions to meet the diverse needs of clients.V. Industry Prospects: Digital Twin Technology Drives Industrial Intelligence DevelopmentWith the deepening development of the Industry 4.0 era, the application prospects of digital twin technology are becoming increasingly broad. In the future, digital twin technology will become more mature and its application areas will expand further. As a leading enterprise in the digital twin field, Yituo Technology will continue to innovate, providing clients with more advanced digital twin solutions to support the development of industrial intelligence.In summary, Yituo Technology is committed to becoming a leader in the digital twin field. Through continuous technological innovation and market expansion, it aims to provide clients with more efficient and intelligent digital twin technical services. Let us work together to drive the progress of industrial intelligence. more>