China Products List
Hardfacing Electrode D507
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:D507 Hardfacing Welding ElectrodeGB/T 984 EDCr-A1-15Application:Suitable for hardfacing of carbon steel or alloy steel shafts and valves operating at temperatures below 450°C.Characteristics:A low-hydrogen sodium type coated 1Cr13 valve hardfacing electrode. The deposited metal is 1Cr13 semi-ferritic high chromium steel. The hardfacing layer has air-hardening properties, generally requiring no heat treatment, with uniform hardness. It can also be annealed and softened at 750–800°C. When heated to 900–1000°C and air-cooled or oil-quenched, it can be rehardened.Polarity:Direct current reverse polarity (DC+)Chemical Composition of Deposited Metal (%)Test ItemCCrSPTotal Other ElementsGB/T Standard≤0.1510.00–16.00≤0.030≤0.040≤2.50Example Value0.1313.340.0060.022——Hardfacing Metal Hardness (Air-Cooled After Welding)Test ItemHRC (4 layers or more)GB/T Standard≥40Reference CurrentElectrode Size (mm)Φ3.2Φ4.0Φ5.0Welding Current (A)80–120120–160160–200Welding Process Key Points:1. Drying requirement: Electrodes must be baked at 300°C for 1 hour before use and used while warm.2. Preheat hardfacing components to above 300°C. Post-weld heat treatment can achieve corresponding hardness levels.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
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TA2 0.8mm x L Titanium Wire Titanium Welding Wire Pure Titanium Wire
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:NameTitanium welding wire, titanium straight wire, titanium alloy welding wireGradeTA1, TA2, TA3, TA4, TA7, TA8, TA9, TA10, TA18, TC3, TC4, Ti80ATA1 ELI, TA2 ELI, TA3 ELI, TA4 ELI, TA8 ELI, ER TA1 ELI, ER TA2 ELI, ER TA3 ELI, ER TA4 ELI, ER TA7 ELI, ER TA9, ER TA10, ER TC4 ELI, ERTi-1, ERTi-2, ERTi-3, ERTi-4, ERTi-5, ERTi-7, ERTi-9, ERTi-12, ERTi-18, ERTi-23Execution StandardASTM B863, AWS A5.16, GB/T3623, GB/T30562, NB/T47018.7Supply Specifications0.4~6.0mm x L, straight wire, natural coil, wound coil (D100/D300)Supply Surface-1). Black surface (with oxide scale)-2). Pickled surface (peeled, oxide removed)-3). Polished surfaceSupply Condition1). M (annealed condition)-2). R (hot drawn)-3). Y (cold worked condition, hard state)Material Characteristics1). Good toughness, low density, lightweight-2). Excellent performance, superior acid and alkali resistance, corrosion resistance, fatigue resistance.Titanium does not corrode in seawater, wet chlorine, chlorite and hypochlorite solutions, nitric acid, chromic acid, metal chlorides, sulfur, and organic acids.-3). Good heat resistance, melting point 1668 + 4°C, boiling point 3535°C) -4). Low-temperature resistance down to -196~253°C, maintains good ductility and toughness, avoids metal cold brittleness.Application FieldsAerospace, power energy, military defense, 3D printing, petroleum, chemical, automotive, construction, jewelry, medical industries, etc.Aircraft, ships, natural gas, automobiles, corrosion-resistant vessels, reactors, heat exchangers, various pumps and valves, boilers, turbine blades, etc.Packaging Type1- Straight wire: 5kg/bag/plastic box,2- Wound coil: 0.8kg/coil, 1kg/coil, 10kg/coil,3- Natural coil: 20~80kg/coil4- According to customer requirementsDelivery Time3~10 days
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
High Manganese Steel Surfacing Electrode D266
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:D266 Hardfacing Welding ElectrodeGB/T 984 EDMn-B-16Application:Suitable for hardfacing impact-prone and wear-resistant parts such as various crushers, high manganese steel rails, buckets, and bulldozers.Characteristics:A high manganese hardfacing electrode with low-hydrogen potassium coating. The deposited metal is austenitic high manganese steel, featuring work hardening, toughness, and wear resistance. The addition of Mo enhances crack resistance and wear performance.Polarity:AC, DC reverse polarity (AC, DC+)Chemical Composition of Deposited Metal (%)Test ItemCMnSiMoTotal Other ElementsGB/T Standard≤1.1011.00~18.00≤1.30≤2.50≤1.00Typical Value0.6514.600.751.00——Hardness of Hardfacing MetalTest ItemHB (4 layers or more)GB/T Standard≥170Reference CurrentElectrode Size (mm)Φ3.2Φ4.0Φ5.0Welding Current (A)90~130120~170160~210Welding Process Key Points:1. Drying requirement: Electrodes must be baked at 300~350℃ for 1 hour before use and used immediately after baking.2. Use low current and narrow weld beads during hardfacing.3. When hardfacing high manganese steel workpieces, remove the fatigued layer, perform water toughening treatment, or use chromium-manganese steel electrodes (e.g., D277) for backing.4. Significant yellow fumes are generated during hardfacing; ensure strong ventilation and operate from upwind positions.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
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Gear Surfacing Welding Electrode D172
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:D172 Hardfacing ElectrodeGB/T 984 EDPCrMo-A3-03Application:Suitable for hardfacing worn parts such as gears, dredge buckets, tractor scraper blades, deep plowshares, and mining machinery.Characteristics:A CrMo-type hardfacing electrode with titania-calcium coating. It offers stable arc performance, easy slag removal, and excellent welding properties.Polarity:AC/DC (both alternating and direct current)Deposited Metal Chemical Composition (%)Test ItemCCrMoGB/T Standard≤0.50≤2.50≤2.50Typical Value0.302.151.50Hardfacing Metal HardnessTest ItemHRC (4 layers or more)GB/T Standard≥40Reference CurrentElectrode Size (mm)Φ3.2Φ4.0Φ5.0Welding Current (A)90~130120~170160~210Welding Guidelines:1. Drying requirement: Electrodes must be baked at 150°C for 1 hour before use and used while still warm.2. For large workpieces, preheat to approximately 300°C and ensure the hardfacing surface is free from rust and oil contamination.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
- Zip:
TA9 titanium welding wire straight wire, specification 2.0mm
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:TA9 Titanium Welding Wire Straight RodOther Available Grades:TA1, TA2, TA3, TA4, TA7, TA8, TA9, TA10, TA18, TC3, TC4, Ti80ATA1 ELI, TA2 ELI, TA3 ELI, TA4 ELI, TA8 ELI, ER TA1 ELI,ER TA2 ELI, ER TA3 ELI, ER TA4 ELI, ER TA7 ELI, ER TA9, ER TA10, ER TC4 ELI,ERTi-1, ERTi-2, ERTi-3, ERTi-4, ERTi-5, ERTi-7, ERTi-9, ERTi-12, ERTi-18, ERTi-23Applicable Standards:ASTM B863, AWS A5.16, GB/T3623, GB/T30562, NB/T47018.7Supply Range:Diameter 0.4~6.0mm x L, Straight Rod, Natural Coil, Wound Coil (D100/D300)Surface Treatment: Pickled Surface / Bright SurfacePackaging Types:1- Straight Rod: 5kg/bag/plastic box,2- Wound Coil: 0.8kg/coil, 1kg/coil, 10kg/coil,3- Natural Coil: 20~80kg/coil4- Customized as per customer requirementsApplication Fields:Aerospace, Power Energy, Military Defense, 3D Printing, Petroleum, Chemical, Automotive, Construction, Jewelry, Medical, and other industries<img src="https://img-i-album.toocle.com/view/2025/06/06/a0/6842a46a282a0.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/06/6a/6842a4735ef6a.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/06/eb/6842a478568eb.png" style="max-width: 100%;"/>Aircraft, Ships, Natural Gas, Automotive, Corrosion-Resistant Containers, Reactors, Heat Exchangers, Various Pumps and Valves, Boilers, Turbine Blades, etc.
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
H03 Low Alloy Steel Welding Electrode, Diameter 2.5mm
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:Low Alloy Steel Welding ElectrodeH03 Welding Electrode Complies with: GB/T5117-2012 E5015-GDescription: H03 is a low-hydrogen sodium type low alloy steel electrode, featuring excellent welding process performance, crack resistance, as well as good plasticity and toughness. Using DC reverse polarity, it enables all-position welding, with the weld seam exhibiting good resistance to atmospheric and seawater corrosion.Application: Used for welding 10CrMoAl steel resistant to seawater corrosion, and can also be applied to other corresponding corrosion-resistant steel structures.<img src="https://img-i-album.toocle.com/view/2025/06/05/c7/684166646a3c7.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/50/684166768cc50.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/4c/68416685abd4c.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/f4/6841668c31ef4.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/a5/6841669c749a5.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/f6/684166a1a00f6.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/d5/684166a9df7d5.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/1a/684166ae5421a.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/05/5b/684166b31805b.png" style="max-width: 100%;"/>
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
Stainless Steel Welding Electrode E2594-16
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:GB/T 983 E2594-16 AWS A5.4 E2594-16Application:Suitable for welding similar types of duplex stainless steel in the offshore oil, natural gas, and petrochemical industries, such as 022Cr25Ni7Mo4N, 03Cr25Ni6Mo3Cu2N, etc.Characteristics:An ultra-low carbon nitrogen-bearing duplex stainless steel electrode with a rutile-type coating. It offers excellent welding process performance, stable arc, minimal spatter, aesthetically pleasing bead formation, and resistance to coating reddening. The deposited metal has good resistance to hot cracking. Due to its extremely low carbon content and the presence of molybdenum and nitrogen, the deposited metal exhibits excellent resistance to pitting and stress corrosion cracking.Polarity:AC, DC reverse polarity (AC, DC+), with DC reverse polarity recommended.Chemical Composition of Deposited Metal (%)Test Item
C
Mn
Si
P
S
Cr
Ni
Mo
Cu
N
GB/T Standard
≤0.04
0.5~2.0
≤1.00
≤0.040
≤0.030
24.0~27.0
8.0~10.5
3.5~4.5
≤0.75
0.20~0.30
Example Value
0.025
0.97
0.73
0.014
0.007
25.10
9.20
3.87
0.010
0.25
Mechanical Properties of Deposited MetalTest Item
Rm (MPa)
A (%)
GB/T Standard
≥760
≥13
Example Value
880
25
Welding Positions<img src="https://www.tjgoldenbridge.com/Plugins/products/Uploads/Images/TableImage_1_d21155be-4a84-43c2-aa7e-603a0ae090ff.jpeg"/><img src="https://www.tjgoldenbridge.com/Plugins/products/Uploads/Images/TableImage_1_9e5db43a-cfc3-4e39-a45e-5141319b7995.jpeg"/><img src="https://www.tjgoldenbridge.com/Plugins/products/Uploads/Images/TableImage_1_cb4cfaec-227e-4798-9bcd-e8031a526d1a.jpeg"/><img src="https://www.tjgoldenbridge.com/Plugins/products/Uploads/Images/TableImage_1_fd9225bb-da98-449d-b610-62f37fb7cbaa.jpeg"/><img src="https://www.tjgoldenbridge.com/Plugins/products/Uploads/Images/TableImage_1_9c88b1fb-0cd5-4648-8dbc-b39edcf487c8.jpeg"/>Reference CurrentElectrode Diameter (mm)Φ2.5Φ3.2Φ4.0Φ5.0Welding Current (A)Flat, Horizontal50~9080~120100~150140~180Vertical, Overhead60~8090~110110~140—Welding Process Key Points:1. Drying requirement: Electrodes must be baked at 300°C for 1 hour before use and used immediately after baking.2. When using AC welding, spatter is greater, the coating is prone to reddening, and penetration is shallower. Therefore, DC reverse polarity welding is recommended.3. Use as low a current as possible and short arc welding during operation, with minimal weaving amplitude.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
- Zip:
ERTi-12 Export Titanium Welding Wire, Titanium Alloy Welding Wire
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:NameERTi-12 Titanium Welding Wire, Titanium Straight Wire, Titanium Alloy Welding WireGradeTA1, TA2, TA3, TA4, TA7, TA8, TA9, TA10, TA18, TC3, TC4, Ti80ATA1 ELI, TA2 ELI, TA3 ELI, TA4 ELI, TA8 ELI, ER TA1 ELI, ER TA2 ELI, ER TA3 ELI, ER TA4 ELI, ER TA7 ELI, ER TA9, ER TA10, ER TC4 ELI, ERTi-1, ERTi-2, ERTi-3, ERTi-4, ERTi-5, ERTi-7, ERTi-9, ERTi-12, ERTi-18, ERTi-23Execution StandardASTM B863, AWS A5.16, GB/T3623, GB/T30562, NB/T47018.7Supply Specifications0.4~6.0mm x L, Straight Wire, Natural Coil, Wound Coil (D100/D300)Supply Surface-1). Black Surface (with oxide scale)-2). Pickled Surface (peeled, oxide removed)-3). Polished SurfaceSupply Condition-1). M (Annealed Condition)-2). R (Hot Drawn)-3). Y (Cold Worked Condition, Hard Condition)Material Characteristics-1). Good toughness, low density, lightweight-2). Excellent performance, superior acid and alkali resistance, corrosion resistance, fatigue resistance.Titanium does not corrode in seawater, wet chlorine, chlorite and hypochlorite solutions, nitric acid, chromic acid, metal chlorides, sulfur, and organic acids.-3). Good heat resistance, melting point 1668 ± 4°C, boiling point 3535°C.-4). Low-temperature resistance down to -196°C to -253°C, maintaining good ductility and toughness, avoiding metal cold brittleness.Application FieldsAerospace, power energy, military defense, 3D printing, petroleum, chemical industry, automotive, construction, jewelry, medical, and other industries.Aircraft, ships, natural gas, automobiles, corrosion-resistant vessels, reactors, heat exchangers, various pumps and valves, boilers, turbine blades, etc.Packaging Type1- Straight Wire: 5kg/bag/plastic box,2- Wound Coil: 0.8kg/coil, 1kg/coil, 10kg/coil,3- Natural Coil: 20~80kg/coil4- According to customer requirements<img src="https://img-i-album.toocle.com/view/2025/06/09/8c/68464f569298c.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/32/68464f64c5132.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/77/68464f6933677.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/78/68464f6dc9e78.png" style="max-width: 100%;"/>
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
Copper-coated submerged arc welding wire H09MnSH, specification 0.8mm
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:Submerged Arc Welding Wire and FluxH09MnSH(A)/SJ204SH(A) Equivalent: GB/T12470 H10Mn2Description: H09MnSH is a copper-coated submerged arc welding wire for hydrogen-resistant steel, used with the corresponding flux SJ204SH for submerged arc automatic welding. It provides good weld bead formation, easy slag removal in grooves, low S and P content in deposited metal, and excellent resistance to hydrogen-induced corrosion.Application: Used for welding hydrogen-induced cracking resistant steel (HIC), such as 16MnR(HIC).
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
E304 Stainless Steel Welding Rod
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:Application:Suitable for welding corrosion-resistant stainless steel structures with operating temperatures below 300°C, such as Cr18Ni8, Cr17Ni7, 301, 302, 304 stainless steel or valve overlay welding.Characteristics:Rutile-type coated Cr18Ni8 stainless steel electrode with excellent welding process performance, stable arc, minimal spatter, good slag removal, and aesthetically pleasing weld formation.Polarity:AC, DC reverse polarity (AC, DC+), DC reverse polarity is recommended.Deposited Metal Chemical Composition (%)Test Item
C
Mn
Si
P
S
Cr
Ni
Mo
Cu
Guaranteed Value
≤0.08
0.50~2.50
≤1.00
≤0.040
≤0.030
17.0~20.0
7.5~10.5
≤0.75
≤0.75
Example Value
0.043
0.80
0.75
0.037
0.006
18.20
8.20
0.065
0.35
Deposited Metal Mechanical PropertiesTest Item
Rm (MPa)
A (%)
Guaranteed Value
≥550
≥30
Example Value
595
37
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
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R717 heat-resistant steel welding rod, diameter 2.5mm
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:Heat-resistant Steel Welding ElectrodeR717 Conforms to: AWS A5.5 E9015-B9Description: R717 is a low-hydrogen sodium-coated martensitic heat-resistant steel welding electrode. It uses DC reverse polarity and short arc operation for all-position welding. Preheating and interpass temperature of the weldment should be controlled between 232–288°C, and post-weld tempering treatment at 730–760°C is required.Application: Used for welding heat-resistant steels such as ZG1Cr10MoVNbN in supercritical steam turbines and T91/P91 pipelines.
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
Stainless Steel Welding Electrode A312
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:A312 Stainless Steel Welding ElectrodeGB/T 983 E309Mo-16 AWS A5.4 E309Mo-16 ISO 3581-B-ES 309Mo-16Application:Suitable for welding the same type of stainless steel containers resistant to L-acid medium (sulfuric acid ammonia) corrosion. It can also be used for stainless steel lining, clad steel plates, dissimilar steels, etc.Characteristics:Rutile-type coated Cr23Ni13Mo2 stainless steel electrode with good welding process performance, excellent corrosion resistance, crack resistance, and oxidation resistance.Power Polarity:AC, DC reverse polarity (AC, DC+). DC reverse polarity is recommended.Deposited Metal Chemical Composition (%)Test ItemCMnSiPSCrNiMoCuGB/T Standard≤0.120.50~ 2.50≤1.00≤0.040≤0.03022.0~25.012.0~14.02.0~ 3.0≤0.75Example Value0.0521.400.680.0220.00923.1012.742.360.038Deposited Metal Mechanical PropertiesTest ItemRm(MPa)A(%)GB/T Standard≥550≥25Example Value61540Reference CurrentElectrode Diameter (mm)Φ2.5Φ3.2Φ4.0Φ5.0Welding Current (A)Flat, Horizontal50~9080~120100~150140~180Vertical, Overhead60~8090~110110~140—Welding Process Key Points:1. Drying requirement: Electrodes must be baked at 300°C for 1 hour before use and used immediately after baking.2. When using AC welding, spatter is larger, the coating is prone to reddening, and penetration is shallower. Therefore, DC reverse polarity welding is recommended.3. Use low current and short arc welding as much as possible during welding, with minimal oscillation amplitude.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
- Zip:
ERTi-5 Titanium Welding Wire Exported Titanium Alloy Welding Wire
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:NameERTi-5 Titanium Welding WireGrade ERTi-5Executive StandardASTM B863, AWS A5.16, GB/T3623, GB/T30562, NB/T47018.7Supply Specifications0.4~6.0mm x L, Straight WireSupply Surface-1). Black Surface (with oxide scale)-2). Pickled Surface (peeled, deoxidized)-3). Polished SurfaceSupply Condition-1). M (Annealed Condition)-2). R (Hot Drawn)-3). Y (Cold Worked Condition, Hard State)Material Characteristics-1). Good toughness, low density, lightweight-2). Excellent performance, superior acid and alkali resistance, corrosion resistance, fatigue resistance. Titanium does not corrode in seawater, wet chlorine, chlorite and hypochlorite solutions, nitric acid, chromic acid, metal chlorides, sulfur, and organic acids.-3). Good heat resistance, melting point 1668 + 4°C, boiling point 3535°C) -4). Low-temperature resistance down to -196°C to -253°C, maintaining good ductility and toughness, avoiding metal cold brittleness.Application FieldsAerospace, power energy, military defense, 3D printing, petroleum, chemical, automotive, construction, jewelry, medical industries, etc.Aircraft, ships, natural gas, automobiles, corrosion-resistant vessels, reaction kettles, heat exchangers, various pumps and valves, boilers, turbine blades, etc.Packaging Type1- Straight Wire: 5kg/bag/plastic box,2- Coiled Wire: 0.8kg/coil, 1kg/coil, 10kg/coil,3- Natural Coil: 20~80kg/coil4- Customized as per customer requirements
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
ERTA2 ELI Titanium Welding Wire for Pressure Vessels
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:Grade:ER TA1 ELI ER TA2 ELIER TA3 ELI ER TA4 ELI ER TA9 ERTA10Common Specifications: Φ0.8 Φ1.0 Φ1.5 Φ2.0 Φ2.4 Φ3.0 Φ3.2Surface Condition: Pickled, Polished.Application: Titanium welding wire is used for welding titanium reaction kettles, storage tanks for acidic or alkaline substances, titanium pipes, and titanium equipment. Ingots used for producing welding wire and filler wire should be melted in a vacuum consumable arc furnace, with no fewer than two melting cycles.Precautions for Using Titanium Welding Wire1. Operators and welders should wear clean white fine gauze gloves (cotton gloves are strictly prohibited).2. The treated welding area must not be touched by hand or come into contact with iron objects.3. Welding should be performed indoors as much as possible, with an ambient wind speed ≤0.5m/s, avoiding drafts.4. Use short arc welding whenever possible, with low heat input, and maintain a nozzle-to-workpiece angle of 70–80 degrees.5. For butt joint tack welding, the gap should generally be around 0.5mm.6. Each weld should ideally be completed in one pass. If welding must be resumed, the interface should be cleaned beforehand, with an overlap length of 10–15mm.7. During welding, the torch should not swing side to side, and the melting end of the wire must not leave the gas protection zone.8. When initiating the arc, gas should be supplied in advance. When extinguishing the arc, do not lift the torch immediately; delay gas cutoff until the temperature drops below 250°C.9. The distance between the gas protection trailing shield and the torch should be as short as possible, and the gap contacting the pipe wall should be minimized. For pipe butt welding, to achieve single-sided welding with double-sided formation, welding is performed in two steps: one for root welding (which may not require filler material), and another for formation welding. In multi-pass welding, each pass must cool completely before proceeding to the next.Metallographic Inspection Transverse metallographic examination (macrostructure) of welding and filler wires should show no cracks, folds, pores, delamination, pipe, metal or non-metallic inclusions, or other defects affecting usability.Surface and Macroscopic Quality Welding and filler wire surfaces should be clean and smooth, free of burrs, dents, scratches, scale, folds, or other defects affecting use. There should be no contamination from lubricants or foreign substances.Longitudinal Bend Properties of Deposited Metal After bending a longitudinal bend specimen of deposited metal to the specified angle, there should be no open defects in the deposited metal on the tension side exceeding 3mm in length in any direction. Corner defects in the deposited metal of the specimen may be disregarded, but those caused by lack of fusion, slag inclusions, or other internal defects are not acceptable.<img src="https://img-i-album.toocle.com/view/2025/06/09/81/684689144de81.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/fb/68468926091fb.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/71/6846892b74b71.png" style="max-width: 100%;" width="739" height="727.82"/><img src="https://img-i-album.toocle.com/view/2025/06/09/74/6846893072c74.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/b1/6846894a9efb1.png" style="max-width: 100%;" width="746" height="719.43"/><img src="https://img-i-album.toocle.com/view/2025/06/09/5a/6846894d45d5a.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/5d/684689528115d.png" style="max-width: 100%;"/>
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip:
Stainless Steel Welding Rod A207
Negotiable
Category:Hardware & Tools/Welding Materials & Accessories/Other Welding Materials
Product Description:A207 Stainless Steel Welding ElectrodeGB/T 983 E316-15 AWS A5.4 E316-15 ISO 3581-A-E(19 12 2)B 4 2 ISO 3581-B-ES 316-15Application:Suitable for welding 06Cr17Ni12Mo2 stainless steel equipment, high-chromium steels (such as Cr13, Cr17) that do not undergo post-weld heat treatment, and dissimilar steels.Characteristics:Basic coated Cr18Ni12Mo2 stainless steel electrode with excellent welding process performance, corrosion resistance, heat resistance, and crack resistance.Power Polarity:Direct current reverse polarity (DC+).Deposited Metal Chemical Composition (%)Test Item
C
Mn
Si
P
S
Cr
Ni
Mo
Cu
GB/T Standard
≤0.08
0.50~2.50
≤1.00
≤0.040
≤0.030
17.0~20.0
11.0~14.0
2.0~3.0
≤0.75
Deposited Metal Mechanical PropertiesTest Item
Rm (MPa)
A(%)
GB/T Standard
≥520
≥25
Reference CurrentElectrode Specification (mm)Φ2.5Φ3.2Φ4.0Φ5.0Welding Current (A)Flat, Horizontal50~9080~120100~150140~180Vertical, Overhead60~8090~110110~140—Welding Process Key Points:1. Drying requirement: Electrodes must be baked at 250°C for 1 hour before use and used immediately after baking.2. Use low current and short arc welding as much as possible during welding, with minimal oscillation amplitude.
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Xingtai Jindi Metal Materials Co., Ltd
- Add:No. 533 Yongkang Street, Xindu District, Xingtai City, Hebei Province
- Zip:
TC3 Flat Head Titanium Light Bar, Titanium Alloy Bar, Pure Titanium Bar, Full Specifications Available.
Negotiable
Category:Hardware & Tools/Fasteners & Connectors/Other Fasteners & Connectors
Product Description:<img src="https://img-i-album.toocle.com/view/2025/06/09/d3/6846a9b6a82d3.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/73/6846a9bc93b73.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/67/6846a9c089e67.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/76/6846a9c495f76.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2025/06/09/01/6846a9c8ddf01.png" style="max-width: 100%;"/>
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Xingtai Yuanzhu Trading Co., Ltd
- Add:261 Xinxing East Street, Juye Building
- Zip: