Good welding workmanship, stable arc, little spatter, quick wire melting, strong anti-rust, suitable for all position weld.
Product Name | Solid Wire for Submerged Arc Welding | ||||||||
Product No. | MHAE421-WW030 | ||||||||
Standard | |||||||||
GB | AWS | JIS | DIN | ||||||
AWS A5.17 EM12K | |||||||||
Welding Wire Type | Carbon Steel and Low Alloy Steel Submerged Arc Welding Wires | ||||||||
Welding Position | F | ||||||||
Combined Flux | AWS A5.17 F7A4/EM12K or AWS A5.17 F7A0/EM12K | ||||||||
Chemical Composition of Deposited Metal (%) | |||||||||
Chemical Composition | C | Mn | Si | S | P | Cr | Ni | Mo | Cu |
Standard | 0.05-0.15 | 0.80-1.25 | 0.10-0.35 | ≤0.030 | ≤0.030 | ___ | __ | __ | ≤0.35 |
Typical |
0.08 |
1.06 |
0.22 |
0.014 |
0.016 |
0.025 |
0.026 |
— |
0.10 |
Mechanical Properties of Deposited Metal | |||||||||
Test Item |
Yield Point ReL (MPa) |
Tensile Strength Rm (MPa) |
Elongation A 4(%) | Akv1(J)Tem | |||||
Temp. (°C) | Joule | ||||||||
AWS A5.17 F7A4/EM12K | 420 | 510 | 31 | -40 | 110 | ||||
AWS A5.17 F7A0/EM12K | 430 | 540 | 28 | -20 | 70 | ||||
Reference Current ( DC+ or AC) | |||||||||
Diameter(mm) | 2.0 | 2.5 | 3.2 | 4.0 | 5.0 | 5.8 | |||
Application | |||||||||
Suitable for fabricating normal strength structures made by 450MPa-500MPa tensile strength mild steels, e.g. LPG cylinder. |