DAIKOWT 3Ni
GTAW
- CRYOGENIC STEELS
3Ni
Description
Solid rod for welding 3%Ni steel
Wire rod designed for welding low-alloy steels with 3,5% Ni. Suitable for the construction of cryogenic plant and pipework in petrochemical industry and for general low temperature applications down to -70°C.
Specifications
ISO 14341-B
W 57 P 7 M22 SN71
AWS A5.28
ER80S-Ni3
Shielding
I1
Positions
PA, PB, PC, PD, PE, PF
Current
DC-
Packaging Type
5kg carton tube
Asme qualifications
F-No (QW432)
6
A-No (QW442)
10
Chem. Comp. %
DEFAULT
C
0.1
Mn
1
Ni
3.5
P
0.01
S
0.01
Mo
0.03
Si
0.6
Cu
0.12
Mechanical Properties
min
variant
Tensile strength Rm MPa
550
620
Yield strength Rp0.2 MPa
490
540
Elongation A (L0=5d0) %
17
24
Impact Charpy ISO-V
27J @ -70°C
50J @ -70°C
Impact Charpy ISO-V
-
-
Welding Parameters
1.6
mm
2.4
mm
Ampere
95A - 135A
145A - 205A
Voltage
-
-
Packaging
Ø 1,2÷3,2mm
Ø 1,2÷3,2mm
Packaging Type
5kg carton tube
5kg carton tube