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AMPCO-TRODE® 521

AMPCO-TRODE® 521

SG- CuNi30Fe
Rod/wire electrode for copper

Classification

ISO 24373 S Cu 7158 (CuNi30Mn1FeTi)
DIN 1733 SG-CuNi30Fe
Material No. 2.0837
AWS A 5.7 ER CuNi
BS 2901 part 3 C 18

 

Base materials

Particularly suitable for high stressed corrosion resistant weld surfacing on cast iron and on unalloyed and low- alloyed steel as well as seawater resistant CuZn alloys. Suitable for welding on CuNi.

Physical properties (Approx. values)

Electrical conductivity [S*m/mm²]2
Therm. conductivity [W/m K]30
Density [kg/dm³]8.9
Melting temperature [°C]1.210
Tensile strength Rm [MPa]400
Elongation A5 (Lo=5d0) [%]35

Typical composition in %

Ni32.0
Fe1.0
C< 0.05
Mn0.5 – 1.5
Si< 0.2
Ti0.2 – 0.5
S< 0.015
P< 0.02
Pb< 0.02
Others total< 0.05

Shielding gas

Argon, Helium or Argon/Helium-mixtures

Document Download

AMPCO-TRODE® 521 Technical Data Sheet

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