INETIG 80 Ni 3

TIG rods for welding low temperatures steel

Low alloy copper-coated tig rod designed for welding low alloy steels with 3,5% Ni content, fine grained for low temperature applications. Operating temperature till -100°C.
Classifications
  • AWS A 5.28: ER80S-Ni3
  • EN ISO 636-B: W 57P 7 N71
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Low alloy copper-coated tig rod designed for welding low alloy steels with 3,5% Ni content, fine grained for low temperature applications. It is used in petrochemical industry where it finds applications in construction of cryogenic plant and associated pipework, in the manufacture, storage and distribution of volatile liquids and liquefied gases, when operating at temperatures to -80°C.

C 0.10
Si 0.60
Mn 1.00
Ni 3.50
I1 I1 I1
Yield strength 570 (T) MPa 570 (T) MPa 570 (T) MPa
Tensile strength 640 (T) MPa 640 (T) MPa 640 (T) MPa
Elongation 24 (T) % 24 (T) % 24 (T) %
Impact test Kv (-50°C) 90 J (T)
Impact test Kv (-60°C) 60 J (T)
Impact test Kv (-75°C) 40 J (T)
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