$面议

Category: Machinery & Equipment/Engineering & Construction Machinery/Other Engineering & Construction Machinery

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: The QPG type high-lift winch hoist is a device specifically designed for water conservancy projects, primarily used for controlling the opening and closing operations of large and medium-sized gates. Its core features are as follows:Scope of ApplicationSuitable for controlling flat gates in hydropower projects, water supply systems, and drainage facilities, with a hoisting capacity range of 160kN to 12500kN and a lift coverage of 30m to 160m.Structural FeaturesUtilizes a three-stage reduction structure (motor, reducer, screw pair drive), featuring a compact design and high load-bearing capacity, making it adaptable to high-lift operations. The structure includes components such as the motor, coupling, transmission shaft, and reducer, ensuring smooth and reliable operation.Safety DesignEquipped with a height indicator (accuracy ±5cm), limit switch, and load controller to ensure precise positioning and overload protection. The motor adopts an IP155 protection rating, meeting the requirements for long-term outdoor operation.Operation MethodsSupports both on-site and remote control operations. In emergency situations, manual operation can be achieved via a hand-crank device. Some models support manual opening and closing in environments without power, making them suitable for special scenarios such as plains and mountainous areas. more>

$10000

Category: Hardware & Tools/Castings/Iron Castings

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: The bidirectional water-stop cast iron gate is a flow control device used in scenarios such as sewage treatment and urban drainage. Its core features include:Structural CharacteristicsMade of cast iron materials (such as HT250 gray cast iron or ductile iron), complying with hydraulic industry standards. The gate consists of a gate frame, gate plate, guide rails, sealing strips, and other components. It achieves bidirectional water-stop through a wedge block device, with leakage controlled within 0.03-0.07 L/m·s.Sealing DesignUtilizes copper alloy or rubber soft sealing rings, combined with a metal water-stop pair, ensuring effective water-stop on both the upstream and downstream sides. Suitable for bidirectional flow scenarios such as sewage backflow.Installation and MaintenanceRequires overall hoisting followed by secondary concrete pouring, with the sealing surface gap adjusted to within 0.1 mm. Routine maintenance includes regular lubrication and anti-corrosion treatment. The lightweight design (weighing only one-third of conventional gates of the same specification) reduces maintenance costs.Applicable ScenariosCommonly used in sewage treatment plants, urban drainage pipelines, culverts, and other scenarios with high anti-backflow requirements. It can also be used for bidirectional flow control in rivers and reservoirs. more>

$面议

Category: Hardware & Tools/Castings/Iron Castings

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: A bidirectional water-stop cast iron sluice gate is a flow control device that achieves bidirectional sealing through a bidirectional water-stop structure, primarily used in reservoirs, rivers, and hydraulic engineering projects. It features bidirectional sealing and bidirectional opening/closing functions. Structural FeaturesMade of cast iron materials (such as HT200 gray cast iron or ductile iron), the main structure includes the gate frame, gate leaf, lifting seat, and sealing components. The gate frame serves as a sliding support structure and is fixed via secondary concrete pouring. The gate leaf adopts a flat or arched design (e.g., PGZ type), with cast iron borders and transverse rib plates around the edges to enhance rigidity. The sealing system uses inclined iron or copper alloy facings, combined with wedge devices to achieve bidirectional water-stop, with leakage controlled within 0.03-0.07 L/m·s. Functions and ApplicationsSuitable for water release control at reservoir bottom outlets, bidirectional river cutoff, and bidirectional flow regulation in special geographical environments. It supports both manual and electric operation modes. Its bidirectional water-stop design meets the dual needs of irrigation and flood discharge. During installation, a slope of within 30° must be maintained, and secondary pouring ensures tight sealing surface contact. Technical ParametersDrive Method: Supports manual screw or electric operationSealing Performance: Forward leakage ≤0.7 L/min·m, reverse head up to 10 metersMaterial and Corrosion Resistance: Cast iron base with stainless steel or copper alloy sealing surfaces, resistant to acid and alkali corrosion, operating temperature range -20°C to 120°CInstallation Requirements: Requires overall hoisting into the slot with预留 corrosion allowance, regular lubrication, and anti-corrosion maintenance more>

$10000

Category: Hardware & Tools/Castings/Iron Castings

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: The copper-inlaid cast iron square gate is a hydraulic engineering device that combines a cast iron main body with copper sealing elements, primarily used for flow interception, water level regulation, and medium control. It features high strength and corrosion resistance. Structural CompositionIt consists of a gate frame, gate leaf, guide rails, sealing strips, transmission screw rod, and wedge adjustment mechanism. The gate frame and leaf are made of gray cast iron or ductile iron, with guide rails fixed by stainless steel bolts. The sealing surface is inlaid with copper alloy or rubber strips, achieving planar contact sealing through precision machining. Core Functions‌Bidirectional Pressure Resistance‌: Forward pressure resistance of 10 meters water head, reverse pressure resistance of 10 meters water head;‌Sealing Performance‌: Sealing gap ≤0.1mm, forward leakage ≤0.7L/m·min, reverse leakage ≤1.25L/m·min;‌Corrosion Resistance‌: Suitable for environments from -20°C to 120°C, applicable to media such as sewage and seawater;‌Installation Method‌: Supports embedded steel plate or bolt fixation, compatible with manual, electric, or hydraulic hoists. Application ScenariosWidely used in municipal water supply and drainage, flood control and drought relief, hydraulic hubs, industrial pipelines, and wastewater treatment, particularly suitable for concealed installation scenarios (such as scenic areas and road infrastructure). more>

$10000

Category: Hardware & Tools/Castings/Iron Castings

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: Copper-inlaid cast iron round gates are widely used in municipal, water conservancy, industrial, and other fields as flow control devices. Their main features are as follows:Structure and MaterialMade of gray cast iron or ductile iron, the main body features a circular structure with copper alloy strips or rubber embedded in the sealing surface. The guide rail length accounts for 1/2 to 1/3 of the total height, and the external arc design ensures uniform stress distribution. The gate and frame employ a bidirectional pressure-bearing structure, supporting wedge adjustment for sealing to compensate for gaps.Technical ParametersPressure Rating: Nominal pressure ≤ 0.1 MPaSealing Performance: Forward leakage ≤ 0.7 L/min·m, sealing surface gap ≤ 0.1 mmTemperature Range: -20°C to 120°CMaximum Head: Typically 10 meters (higher with special customization)Installation and MaintenanceSupports embedded steel plate or bolt installation and requires linkage with a hoist for control. Routine maintenance involves checking the precision of transmission components and the sealing condition.Application ScenariosPrimarily used in municipal water supply and drainage, sewage treatment, hydraulic hubs, and industrial water treatment projects, such as urban pipeline network junction wells, pump station inlets, and river flow interception. They enable remote or on-site control for water flow cutoff and water level regulation. more>

$面议

Category: Machinery & Equipment/Engineering & Construction Machinery/Other Engineering & Construction Machinery

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: High-quality corrosion-resistant hydraulic gate hoists are primarily made of stainless steel or cast iron, suitable for corrosive environments, and feature strong durability and excellent sealing performance. The following are specific categories and characteristics:Stainless Steel Gate HoistMade of stainless steel, it offers strong corrosion resistance, making it particularly suitable for seawater or industrial wastewater environments containing chemicals, with a long service life. It supports dual manual/electric operation modes, catering to frequent opening and closing scenarios (such as water conservancy hubs regulating water levels). The electric mode is equipped with explosion-proof functionality, enabling fast and precise control.Cast Iron Gate HoistThe cast iron material provides excellent corrosion resistance, with the sealing surface made of copper alloy or stainless steel, making it suitable for harsh environments such as sewage or seawater. Its compact structural design saves space and reduces maintenance costs. The reliable sealing performance, combined with an adjustable wedging device, ensures tight closure, making it suitable for high-pressure scenarios.Selection ConsiderationsThe model should be selected based on gate size, weight, and hoisting force. For example, large gates require high hoisting torque. Environmental factors (such as explosion-proof requirements) must be considered, and the electric device requires regular inspection of motor insulation and circuit connections. more>

$10000

Category: Metallurgy & Minerals/Common Steel/Other Steel Products

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: The lift-tilting flat steel gate is a hydraulic structure that combines the advantages of vertical lift and tilting gates, primarily used in projects such as hydropower stations and ship locks. Its features include:Structural CharacteristicsDuring operation, the gate leaf first lifts vertically for a certain distance, then rotates downstream while rising, eventually lying flat on top of the pier. This structure not only reduces the height of the operating platform, facilitating construction and lowering investment, but also enhances seismic resistance.Application ScenariosHydropower Stations: This type of gate has been put into use in projects like the Botang Hydropower Station and Zhangjiagou Gate Station, particularly offering advantages in projects with higher check flood levels.Ship Locks: Suitable for small and medium-sized ship locks, it addresses the issue of traditional miter gates being unable to withstand bidirectional water heads.Technical AdvantagesCompared to radial gates, the lift-tilting flat steel gate offers shorter piers, simpler structure, and smaller project scale; compared to vertical lift gates, it reduces the requirements for hoisting equipment.Maintenance PointsDaily maintenance and replacement procedures for wire ropes must be emphasized to ensure the safety and reliability of the hoisting system. more>

$300

Category: Machinery & Equipment/Valves/Control Valves

Company: Hebei Naixin Environmental Protection Technology Co., Ltd.

Product Description: Square spiral gate electric regulating valve for dust removal, square and round drain valves, civil air defense gate valves, electric slide gate valves: Precautions during use and their characteristics: The opening and closing component of a slide gate valve is the gate plate, whose movement direction is perpendicular to the fluid flow. Slide gate valves can only be fully opened or fully closed and cannot be used for regulation or throttling. The gate plate has two sealing surfaces, and the most common type of gate valve features two sealing surfaces forming a wedge shape, with the wedge angle varying depending on valve parameters, typically 50 degrees. The gate plate of a wedge-type slide gate valve can be made as a single unit, known as a rigid gate plate, or it can be designed to allow slight deformation to improve manufacturability and compensate for deviations in the sealing surface angle during processing; this type is called a flexible gate plate. When the slide gate valve closes, the sealing surfaces can rely solely on medium pressure for sealing, meaning the medium pressure presses the gate plate's sealing surface against the opposite valve seat to ensure a tight seal, which is known as self-sealing. Most slide gate valves use forced sealing, meaning that when the valve closes, external force is required to press the gate plate firmly against the valve seat to ensure the sealing surface's integrity. Slide gate valve sealing structures can be divided into soft sealing and hard sealing types.The three-way diverter valve is an ideal device for controlling rapid directional changes of materials in conveying systems, widely used in industries such as building materials, metallurgy, mining, light industry, and food for handling solid particles and powdered materials. The three-way diverter valve is constructed from high-quality steel plate welding, offering compact size, light weight, and low resistance. It is driven by an electric actuator (electro-hydraulic or pneumatic actuator), enabling quick switching of material flow direction. This valve mainly consists of the valve body, valve shaft, valve plate, crank mechanism, and electric actuator (electro-hydraulic actuator or manual mechanism). During operation, the linear reciprocating motion of the electric or hydraulic actuator (or manual external force) drives the valve shaft and valve plate through the crank to swing at a certain angle, thereby controlling material flow direction and diverting materials as needed.Square spiral gate electric regulating valve for dust removal, square and round drain valves, civil air defense gate valves. more>

$360

Category: Others

Company: 佛山市鑫诚恒达膜结构工程有限公司

Product Description: The use of landmark architectural membrane structures for residential entrance toll booths is a unique and practical design choice. This membrane structure not only boasts an aesthetically pleasing appearance but also offers multiple functions and advantages, making it an ideal option for residential entrances.First, landmark architectural membrane structures can highlight the prominence of the residential entrance. Through unique designs and vibrant colors, they quickly attract attention, making the entrance a visual focal point. This is highly significant for enhancing the security and recognizability of the residential area.Second, landmark architectural membrane structures provide excellent sunshade and rain protection. They offer a comfortable working environment for staff inside the toll booth, shielding them from sun and rain. At the same time, the membrane material has good light transmission and light-scattering capabilities, ensuring ample interior lighting and an open field of view.Additionally, landmark architectural membrane structures possess excellent weather resistance and self-cleaning properties. They can withstand the impact of various harsh weather conditions, maintaining long-term stability and aesthetic appeal. Moreover, the membrane surface is resistant to dust accumulation and has self-cleaning functionality, keeping it clean over time and reducing maintenance costs.When designing landmark architectural membrane structures for residential entrance toll booths, it is essential to fully consider their structural stability and safety. Reasonable support structures and connection node designs can ensure the stability and safety of the membrane structure. Furthermore, the functional requirements and spatial layout of the booth must be taken into account to ensure it meets usage needs while also delivering excellent visual effects.In summary, the use of landmark architectural membrane structures for residential entrance toll booths is both aesthetically pleasing and practical. It enhances the prominence of the entrance, provides effective sunshade and rain protection, and offers excellent weather resistance and self-cleaning properties. These advantages make landmark architectural membrane structures an ideal choice for residential entrance toll booths. more>

$33000

Category: Hardware & Tools/Castings/Die Castings

Company: 深圳市鑫台铭智能装备股份有限公司

Product Description: Features of the XTM-106-K Rapid Hydraulic Press:1.   The cylinder adopts an advanced mother-child cylinder design.2．  Four-column, three-plate structure ensures high parallelism between the moving plate and the working surface. Four precision guide sleeves guarantee high vertical pressing accuracy.3．  Comprehensive safety design includes two-hand operation, emergency stop button (photoelectric protection device optional), and inch-adjustment buttons for up and down movement.4.   The worktable is equipped with a material chute and air-blowing device to enhance production efficiency.5．  Pressure, stroke, speed, pressure-holding time, and shut height are all adjustable according to requirements, ensuring user-friendly operation.6．  Castors and leveling feet are installed under the worktable for easy mobility, saving effort and improving efficiency.7．  Noise levels during standby and when the slide moves up and down do not exceed 75 decibels.8.   This series of hydraulic presses offers a force range from 3tf to 50tf (3tf, 5tf, 10tf...50tf).(1tf = 1000kgf = 9.8KN), and can also be customized according to customer needs.9.(Note: Specifications and parameters can also be customized based on customer requirements.)Applications: Suitable for deburring and shaping of various aluminum and magnesium alloy die-cast products, trimming of plastic products, as well as forming of plastic materials and blanking, drawing, and stamping of sheet materials (such as watch cases, watch backs, watch straps, various lighting fixtures). It is also widely used for pressing plastic and powder products. Extensively applied in the automotive and motorcycle parts industries. more>

$10000

Category: Machinery & Equipment/Compression & Separation Equipment/Vacuum Filtration Equipment

Company: 济宁展翔工程机械有限公司

Product Description: Jining Zhanxiang specializes in the production of various models of water distribution gate valves, with guaranteed quality, competitive prices, reliable after-sales service, and discounts for bulk orders. PZI-2000 water distribution gate valve, 2000 water distribution gate valve, water distribution gate valve manufacturer, water distribution gate valve, manual water distribution gate valve.Meaning of the PZI-2000 water distribution gate valve code: The opening and closing component of a gate valve is the gate plate, which moves perpendicular to the fluid flow direction. Gate valves can only be fully opened or fully closed and cannot be used for regulation or throttling.PZ—Water distribution gate valve, 1—First technical improvement, 2000—Nominal diameter (mm).Machinery Equipment Co., Ltd. is a professional manufacturer of various water distribution gate valves. It boasts specialized production equipment, experienced on-site construction personnel, and uses high-quality steel plates as raw materials. The most advanced argon arc welding process is employed, ensuring our product quality through optimal conditions! Additionally, the company produces water distribution gate valves in various diameters year-round, including 400, 500, 600, 800, 1000, 1200, 1400, 1600, and 2000 mm.Composition and function of water distribution gate valves:1. Operating device: The design features a handwheel fixed together with a nut. The operating rod moves upward without rotation. To reduce resistance when rotating the handwheel, ball bearings are incorporated, utilizing a rolling friction method.2. Gate valve: The gate valve consists of components such as the valve body, valve flap, and tapered sealing ring. The valve body is a welded right-angle elbow pipe. The tapered sealing ring, crucial for ensuring the sealing performance of the water distribution gate valve, is cast as a single piece and connected to the valve body via flanges. The valve flap is hinged to the valve stem.3. The connecting rod links the operating rod and the valve stem.4. Flange short pipe: Serves as the connecting pipe between the water distribution roadway and the water distribution gate valve. more>

$5000

Category: Machinery & Equipment/Compression & Separation Equipment/Refrigerated Air Dryers

Company: 济宁展翔工程机械有限公司

Product Description: 济宁展翔专业生产各种型号配水闸阀，质量有保证，价格优廉，售后有保障，量大从优。PZ2电动配水闸阀PZ2配水闸阀 直角配水闸阀 电动配水闸阀配水闸阀价格 生产低价配水闸阀 配水闸阀一、PZ2型配水闸阀作用1、本系列产品是直角式闸阀，可承受0.1Mpa的压力。主要用于矿山井下各吸水井配水，也可用于选矿、水处理水池泄水。水中不含有腐蚀性的介质，水温不大于80℃。2、型号意义：如：PZ2-400PZ2- 配水闸阀400-公称直径3、本系列产品所执行的标准是：企业标准Q/BBC-007-91《配水闸阀》。 二、PZ2型配水闸阀结构说明1、配水闸阀由操纵台、连接杆、阀杆、闸阀、短管等部件组成。2、PZ2型用小型电动机作为动力源替代人工操作，方便、快捷。3、闸阀由阀体和阀瓣构成。（1）闸体为焊接件，下部装有一锥形密封环，与阀瓣共同构成密封部分。 （2）阀瓣由焊接件与橡胶垫构成，通过带环螺钉组件与阀杆绞接，以保证阀的密封性能。4、短管用于埋入配水井井壁，为焊接件。 5、连接杆的长度由配水井底板至泵房底板的高度差来确定。分为 5米 、 4.5米 、 4米 、 3.5米 四种规格。用户也可以按实际安装高度确定连接杆的长度，按需定制。  more>

$10000

Category: Machinery & Equipment/Engineering & Construction Machinery/Other Engineering & Construction Machinery

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: Agricultural irrigation channel cast iron gates are key equipment in hydraulic engineering used to regulate water levels and control flow, primarily employed in scenarios such as farmland irrigation, flood control, and drought resistance. Below are their core features and technical parameters:Structural Features‌Main Material‌: Made of gray cast iron or ductile iron, offering corrosion resistance and high strength. ‌Sealing Design‌: Utilizes copper alloy or rubber sealing strips, achieving bidirectional water stoppage through a wedge block device, with gaps controllable within 0.1 mm. The leakage standard is ≤0.7 L/m·min in the forward direction. ‌Installation Method‌: Supports embedded steel plates or bolt fixation, compatible with manual, electric, or hydraulic hoists. ‌Performance Parameters‌Pressure Resistance‌: Forward pressure resistance can reach up to 10 meters of water head. ‌Operating Temperature‌: Capable of stable operation in environments ranging from -20°C to 120°C. ‌Specification Range‌: Common models include the open-stem ZMF series, with gate sizes covering DN200 to DN2500 mm. more>

$10000

Category: Hardware & Tools/Castings/Iron Castings

Company: 新河县泽隆贝迪水利机械厂（个体工商户）

Product Description: The concealed stem copper-inlaid cast iron square gate is a type of gate used in hydraulic engineering for intercepting flow and regulating water levels. The main body is made of cast iron, with sealing surfaces inlaid with copper alloy or rubber, featuring corrosion resistance and high pressure-bearing capacity. Structural FeaturesMaterial: The gate frame and gate leaf are made of gray cast iron or ductile iron, with sealing surfaces inlaid with copper alloy or rubber, achieving planar contact sealing after precision machining. Design: The external arc-shaped structure ensures uniform stress distribution, with guide rail lengths ranging from 1/2 to 1/3 of the gate height to enhance stability. Sealing: The sealing gap is adjusted via a wedge device, with forward leakage ≤0.7 L/m·min and reverse leakage ≤1.25 L/m·min. more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: 河南云眸智能科技有限公司

Product Description: Dahua Access Control Henan Agent - Ding'an Model D Outdoor Swing Gate (Medium, No Drilling, SUS304) DH-ASG4200D/W SeriesProduct OverviewEntry and exit channel management pedestrian swing gate, mainly used for managing personnel passage and regulating pedestrian access, controlling personnel flow, while recording passage situations. Supports authorization methods such as card swiping (optional), code scanning (optional), and personnel recognition (optional). Primarily applied in enterprise parks, office buildings, banks, hospitals, scenic spots, schools, residential communities, and other venues.Core Technical Parameters1. Chassis made of national standard 304 stainless steel, chassis thickness 0.8mm;2. Standard equipped with 4 pairs of infrared detection;3. Utilizes DC brushless motor;4. Supports automatic reset function for overtime door opening;5. Supports audible and visual alarm prompts, with adjustable volume;6. Channel dimensions: acrylic supports 600mm-900mm, stainless steel supports 600mm-1200mm;7. Mean Cycles Between Failures (MCBF) greater than or equal to 3 million times;8. Supports fire emergency always-open function;9. Supports mechanical anti-pinch and infrared anti-pinch functions;10. Supports anti-collision function;11. Supports three security level settings, suitable for scenarios with different security requirements;12. Supports nine passage mode combinations: authorized passage, prohibited passage, free passage, etc.;13. Supports door opening and closing speed adjustment; supports passage time setting; supports delayed gate closing time setting;14. Supports secondary opening function, allowing authorization for personnel within the channel;15. Supports entry and exit memory function, enabling continuous authorized passage;16. Supports people counting statistics;17. Supports audible and visual alarm prompts for illegal intrusion, tailgating, reverse intrusion,滞留, abnormal door opening, illegal climbing, wing door malfunction, infrared abnormality, etc.;18. Supports optional integration of expansion modules such as "card reader panel, facial recognition, fingerprint, QR code, CPU card reader, identity reading module," enabling combined application of various authentication methods;19. "Swing arm" not standard; requires additional selection based on project site channel dimensions;20. Optional "remote control" for remotely controlling "wing door switch";21. Super capacitor and battery not standard; after power failure, swing arm enters free state and can be manually pushed open;Application ScenariosWidely applicable in ordinary communities, resettlement housing, office buildings, schools, factories, sports venues, and otherlocations.Ordering Models:DH-ASG4200D-DDH-ASG4200D-LDH-ASG4200D-RDH-ASG4200W-DDH-ASG4200W-LDH-ASG4200W-RFor more details, welcome to inquire!Dahua Henan General Agent, Dahua Henan Branch, Dahua Henan Office, Dahua Zhengzhou Branch, Dahua Zhengzhou Office more>

$8100

Category: Machinery & Equipment/Compression & Separation Equipment/Portable Air Compressors

Company: 济宁展翔工程机械有限公司

Product Description: Jining Zhanxiang specializes in producing various models of water distribution gate valves with guaranteed quality, competitive prices, reliable after-sales service, and volume discounts. All mining water distribution gate valves produced by the factory first comply with national standards and are universally applicable in the industry, ensuring customers can purchase with confidence.I. Product Features: Lightweight, simple structure, easy operation, excellent sealing performance, suitable for water distribution in various suction wells of underground pump houses in mines.II. Main Parameters of PZI Water Distribution Gate Valve:PZI-400   400   Water   Normal Temperature  216  1  370  Manual Operation   Casting/WeldingPZI-500  500  Water  Normal Temperature  216     450  Manual Operation   Casting/WeldingPZI-600  600  Water  Normal Temperature  290     637  Manual Operation   Casting/WeldingPZI-800    800  Water  Normal Temperature  290     851  Manual Operation   Casting/WeldingPZI-10001000  Water  Normal Temperature  314  1  1431  Manual Operation   Casting/WeldingNote  PZ1-800, PZ1-1000, and PZ1-1200 are of a combined right-angle steel plate welding and casting form.The flange short rods provided with this equipment come in two lengths: 3 meters and 5 meters. Buyers should specify their requirements when placing orders. more>

$2500

Category: Machinery & Equipment/Compression & Separation Equipment/Process Compressors

Company: 济宁展翔工程机械有限公司

Product Description: Jining Zhanxiang specializes in the production of various models of water distribution gate valves, ensuring quality, competitive prices, reliable after-sales service, and discounts for bulk orders. This gate valve is an improved product of our factory, featuring advanced technology and reliable quality. It is widely used in metallurgy, mining, building materials, and other industries, making it an ideal device for controlling the flow of dust and materials. Features1. This valve is easy to operate and has a simple structure.2. It offers excellent performance and a long service life.Working PrincipleThe gate valve mainly consists of components such as the frame, gate plate, and electro-hydraulic device. During operation, the piston rod, driven by hydraulic pressure, moves the gate plate back and forth horizontally to achieve the opening and closing of the gate. more>

$1

Category: Others

Company: 深圳市克莱斯科技有限公司

Product Description: The application of ferromagnetic detection systems is highly focused on the core capability of "identifying ferromagnetic substances." Variations in needs across different fields further subdivide their functions, which can be primarily categorized as follows:1. Medical Field: Ensuring Safety of Magnetic Resonance Imaging (MRI) Equipment and PatientsDuring operation, MRI equipment generates a strong magnetic field. If ferromagnetic substances (such as metal dentures, keys, wheelchairs, etc.) enter the scanning room, they may be forcefully attracted by the magnetic field and collide with the equipment at high speed, causing "projectile injuries." Additionally, patients with ferromagnetic implants may experience displacement or heating of the implants due to the magnetic field, posing life-threatening risks.The core applications of ferromagnetic detection systems in this context include:Entrance Pre-Screening: Installing detection gates or detectors at the entrance of MRI rooms to mandatorily screen individuals for ferromagnetic items (such as mobile phones, coins, belt buckles, metal accessories, etc.). Audible and visual alarms are triggered to prevent hazardous items from entering.Patient Screening: Assisting medical staff in confirming whether patients have undeclared ferromagnetic implants (such as early metal contraceptive devices or residual surgical metal clips) to avoid risks during MRI scans.Equipment Protection: Preventing ferromagnetic tools (such as wrenches, screwdrivers) from accidentally entering the magnetic field area, thereby avoiding magnetization or damage to internal components and ensuring the normal operation of MRI equipment. more>

$2300

Category: Chemicals/Paints & Coatings/Plastic Coatings

Company: 中大恒建北京新材料科技有限公司

Product Description: Fluorocarbon Resin for Concrete Waterproofing in Hydraulic DamsWith the continuous development of hydraulic engineering construction, the waterproofing of dam concrete has gradually become a critical aspect of the project. To enhance the waterproof performance of dam concrete, an increasing number of projects have begun to use waterproofing agents for concrete waterproofing treatment. Among them, fluorocarbon resin, as a high-performance waterproofing agent, is being increasingly widely applied in the field of hydraulic dam concrete waterproofing.Fluorocarbon resin is a high-performance organic polymer material with excellent weather resistance, corrosion resistance, abrasion resistance, and self-cleaning properties. Due to the presence of fluorine-carbon bonds in its molecular structure, fluorocarbon resin exhibits very high chemical and thermal stability, allowing it to maintain good performance under extreme environmental conditions. As a result, fluorocarbon resin is widely used.In the field of hydraulic dam concrete waterproofing, fluorocarbon resin primarily exerts its waterproofing effects through the following aspects:1. Fluorocarbon resin can form a dense waterproof film on the concrete surface, effectively blocking the intrusion of water and harmful substances, thereby improving the durability and impermeability of the concrete.2. Fluorocarbon resin has excellent adhesion, enabling it to bond tightly with the concrete surface, making it less prone to peeling and damage, thus ensuring long-term waterproofing effectiveness.3. Fluorocarbon resin possesses good UV resistance and anti-aging properties, allowing it to maintain stable waterproofing performance under prolonged sunlight and harsh environmental conditions.4. The waterproof layer formed by fluorocarbon resin has excellent self-cleaning and corrosion resistance, enabling it to resist erosion from various chemical substances, thereby extending the service life of the dam. more>

$8000

Category: Machinery & Equipment/Engineering & Construction Machinery/Other Engineering & Construction Machinery

Company: 济宁展翔工程机械有限公司

Product Description: Jining Zhanxiang specializes in the production of various models of water distribution gate valves, ensuring quality, competitive prices, reliable after-sales service, and bulk order discounts. PZI Water Distribution Gate ValveProfessional production of PZI-400 water distribution gate valve, PZI-500 water distribution gate valve, PZI-600, PZI-800 water distribution gate valve, PZI-1000 water distribution gate valve.We are pleased to introduce the PZI-type water distribution gate valve, which is an improved design based on the PZ-type. This type of water distribution gate valve offers advantages such as light weight, simple structure, easy operation, and excellent sealing performance. It is suitable for water distribution in pump rooms of underground mines.PZ—Water Distribution Gate Valve, 1—First technical improvement, 500—Nominal diameter (mm)Model: PZI-400, PZI-500, PZI-600, PZI-800, PZI-1000Nominal diameter (mm): 400, 500, 600, 800, 1000Medium: WaterMedium temperature: Normal temperatureOperating stroke (mm): 216, 216, 290, 290, 314Pressure (kgf/cm²): Working pressure 1Test pressure: 2.5Operation method: Manual operationManufacturing process: Casting/WeldingWeight (kg): With flange stub: 370, 450, 637, 851, 1431Without flange stub: 289, 345, 494, 656, 1122Note: PZ1-800, PZ1-1000, PZ1-1200 are of a combined right-angle steel plate welding and casting form. more>