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Application
ERCuSn-A
AWS A5.7
Particularly suitable for the welding of copper with Cu-Sn alloy, especially for the butt joining welding of brass with steel. Can also be used in repairing cast copper product.Pre-heat suggested for large size products,and pulsed argon arc welding is recommended for multilayer hard facing on steel.
ECuNi
AWS A5.6
Used for welding 70-30 copper -nickel alloy or 70-30 copper-nickel alloy with 645 steel composite metal;also used for welding congctive busbars,copper heat exchangers,condensers,and seawater corrosion-resistant piping components for nuclear vessels, as well as cladding carbon steel parts requiring seawater corrosion resistance,and nickel materials with corrosion resistance requirements.