Ni25

LOW ALLOYED WELDING WIRES

SFA-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
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