- Agglomerated Flux
- welding flux SJ101
- welding flux SJ101G
- welding flux SJ101Q
- welding flux SJ102
- welding flux SJ105
- welding flux SJ201
- welding flux SJ301
- welding flux SJ301A
- welding flux SJ303
- welding flux SJ401
- welding flux SJ501
- welding flux SJ601
- welding flux SJ601B
- welding flux SJ602
- welding flux SJ604
- welding flux SJ605
- welding flux SJ606
- welding flux SJ609
- welding flux SJ609S
- Fused Flux
- welding flux HJ107
- welding flux HJ131
- welding flux HJ230
- welding flux HJ250G
- welding flux HJ257
- welding flux HJ257Z
- welding flux HJ260
- welding flux HJ330
- welding flux HJ350
- welding flux HJ431
- welding flux MD-DZH F600
- SAW Wires
- Welding Wire EL8
- Welding Wire EM12K
- Welding Wire EM13K
- Welding Wire EH14
- Welding wire EA2
- Welding Wire EA4
- Welding Wire H08Mn2SiA
- Gas Shielded Arc Welding Wire
- Welding Electrodes
Add: Zhongling Village, Dayugou Town, Gongyi City, Henan Province, China.
Contact: Mr. Charlie
Tel: +86-371-69596866
Fax: +86-371-64054446
Mobile/Whatsapp/Wechat: +86 18530036598
Skype: charlie.hill700
Postcode: 451271
Email: charlie.ylflux@gmail.com
Fused submerged arc welding flux HJ257
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Name: Fused submerged arc welding flux HJ257
AWS: AWS A5.17/5.23 F7A0-EH14
SAW wires: EH14, EA2, EA3, etc.
Power supply: DC (DCEP)
Grain size: 8-40 mesh (0.45-2.5mm)
Category: submerged arc welding of low alloy high strength steel
Description: HJ257 is fused flux with low manganese, medium silicate, medium fluoride content. It is brown or black glass-like granule. It is suitable for DC current, and please connect wire with positive electrode. It's featured with excellent welding performance, easy slag peeling, smooth weld bead appearance, etc. Welding flux HJ257 could be used to weld low alloy high strength steel like 15MnV, 14MnMoV, 18MnMoVNb with SAW wires like H08MnMoA, H08Mn2MoA, H08Mn2MoVA.
Package: damp-proof packing, 25kg/bag
Certification: ISO
Mechanical Properties of Deposit Metal
| Accompanied Wire | Yield Strength ReH (δs) MPa | Tensile Strength Rm (σb) MPa | Elongation A (δ5) % | Charpy-V lmpact Test (J) | |||
| -20℃ | |||||||
| EM14 | ≥400 | 480-660 | ≥22 | ≥27 | |||