B2
LOW ALLOYED WELDING WIRESSFA-AWS A5.28 ER 80S-B2
EN ISO 21952-B- 1CM
Average Chemical analysis
| C% | Si% | Mn% | P% | S% | Cu% | Cr% | Ni% | Mo% | Al% | V% | FX ppm |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0,080 | 0,55 | 0,60 | < 0,012 | < 0,015 | < 0,25 | 1,30 | < 0,20 | 0,50 | < 0,020 | < 0,010 | < 15 |
The copper value include the surface coating
Typical mechanical properties of all-weld metal
| Rm | Rs | Al | Kv |
|---|---|---|---|
| N/mm² | N/mm² | %5d | -10°C |
| 620 | 510 | 24 | 100 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: 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 | 13CrMo4-5, G17CrMo55, A387:2,11,12, A200: T11, T12, GS 25CrMo4, GS 18CrMo910, 10CrMo910, 10CrSiMoV7, 10CrV63, 12CrSiMo8 |
| Applications | For heat resistance and cracking resistant Cr-Mo steels.Boilers, material handling machines, pipelines. Chemical and petrolchemical industry especially when dealing with sulphured products. |
| Approvals | Contact ITALFIL |
