



Classification:

AWS A5.7-84

DIN 1733

ISO 24373

Er CuNi

SG-CuNi30Fe

CuNi30 Cu7158

Description:

Elgatig CuNi70-30 is a 70% Cu / 30% Ni wire intended for TIG welding the 70/30 and 90/10

cupronickel alloys. These materials have excellent corrosion resistance in sea-water and are used in

shipbuilding, offshore construction and salt water processing systems.

Welding current:

DC-

Mechanical properties

Shielding gas:

Argon, 7-10 l/min

Tensile Strength, Rm:

Elongation, A5

Typical

Wire composition, wt.%





















Product data:







1,6 x 1000

5 kg

97551016

2,0 x 1000

5 kg

97551020

2,4 x 1000

5 kg

97551024

189

440 MPa

6-10%