C9M
LOW ALLOYED WELDING WIRESSFA-AWS A 5.28 ER80S-B8
EN ISO 21952-A- G CrMo9Si
EN ISO 21952-A- W CrMo9Si
Average Chemical analysis
| C% | Si% | Mn% | P% | S% | Cu% | Cr% | Ni% | Mo% |
|---|---|---|---|---|---|---|---|---|
| 0,070 | 0,45 | 0,55 | < 0,018 | < 0,020 | <0,25 | 9,00 | < 0,20 | 1,00 |
The copper value include the surface coating
Typical mechanical properties of all-weld metal
| Rm | Rs | Al | Kv |
|---|---|---|---|
| N/mm² | N/mm² | %5d | +20°C |
| 720 | 600 | 24 | 80 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 | 205-260° C |
| Interpass temperature | 205-260° C |
| Post Welding Heat Treatment | 745 ± 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 | X12CrMo9; GX12CrMo 10 1; X9CrMo91; X12CrMo91 V; X12CrMo 10 1; X 9 CrMo9 1; X 7 CrMo 9 1; GS-12CrMo10 1; X12CrMo91V |
| Applications | Good resistance to strain, cracking, oxidation and high temperature corrosion. Low impact strength. For pipelines and specifically for the welding of tubes for cracking petroliferous facilities, steam and pressure tanks, power stations. |
| Approvals | Contact ITALFIL |
