MO
LOW ALLOYED WELDING WIRESSFA-AWS A5.28 ER70S-A1
EN ISO 14341-A- G 2Mo
EN ISO 21952-A- G/W MoSi
EN ISO 636-A- W 2Mo
Average Chemical analysis
| C% | Si% | Mn% | P% | S% | Cu% | Cr% | Ni% | Mo% | Al% | V% | Zr+Ti% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0,090 | 0,60 | 1,20 | < 0,015 | < 0,015 | < 0,25 | < 0,15 | < 0,10 | 0,50 | < 0,030 | < 0,020 | < 0,050 |
The copper value include the surface coating
Typical mechanical properties of all-weld metal
| Rm | Rs | Al | Kv | Kv |
|---|---|---|---|---|
| N/mm² | N/mm² | %5d | +20°C | -40°C |
| 610 | 520 | 25 | 150 J | > 47 J |
The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors
Welding process
| Protection | MIG: C1, M21, Argon + 1-5% O2,/ TIG: I1 (Argon) |
| Current and polarity | MIG: DC+ / TIG: DC- |
| Welding positions | EN ISO 6947: PA, PB, PC, PD, PE, PF, PG |
| Pre Heating temperature | 135-165° C |
| Interpass temperature | 135-165° C |
| Post Welding Heat Treatment | 620 ± 15° C |
Dimensions
| MIG (mm) | 0,60 - 0,80 - 0,90 - 1,00 - 1,14 - 1,20 - 1,40 - 1,60 |
| TIG (mm) | 1,00 - 1,20 - 1,60 - 2,00 - 2,40 - 3,00 - 3,20 - 4,00 |
| Base materials to be welded | P295GH, P355GH, 16Mo3, 17Mo3, 14Mo6, S275, S355, S420, A210, A285, A335, A516, S275Ml, S355M, S420M, S460 15Mo3, 10MnMo45, 11MnMo45, GS60, GS22Mo4, 20MnMoNi5-5, 15NiCuMoNd5S, 17MnMoV64 |
| Applications | Structural steels resistant to heat and to hot work creep. Pipelines, steam boilers, pressure tanks, gas pipes, ship building sector, chemical, petrolchemical sector, equipment, building of cranes. |
| Approvals | Contact ITALFIL |
