Ni25
LOW ALLOYED WELDING WIRESSFA-AWS A5.28 ER80S-Ni2
EN ISO 14341-A- G 50 9 M23 2Ni2
EN ISO 636-A-W 2Ni2
Average Chemical analysis
| C% | Si% | Mn% | P% | S% | Cu% | Cr% | Ni% | Mo% | Al% | V% | Zr+Ti% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0,080 | 0,50 | 1,10 | < 0,015 | < 0,015 | < 0,25 | < 0,15 | 2,50 | < 0,15 | < 0,020 | < 0,030 | <0,050 |
The copper value include the surface coating
Typical mechanical properties of all-weld metal
| Rm | Rs | Al | Kv |
|---|---|---|---|
| N/mm² | N/mm² | %5d | -60°C |
| 630 | 530 | 26 | 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: C1, M21, M23, 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 | S235NL2, 14Ni6, 12Ni14, X12Ni5, S255N, S380N, S255NL, S380NL, S255NL1, S380NL1 ; A333: Gr. 1-3, A422: Gr.55-60, A334: Gr.3 ; 0Ni14, 13MnNi63, TTStE 355, TTStE 460, HY 80, TTStE 35 N |
| Applications | Applications up to -60° C on mild steels, low alloy steels and fine grained steels. Plates, storage tanks, pipelines and equipment for cryogenic use. |
| Approvals | Contact ITALFIL |
