Size Name:1/8" - (5 Lb) ER70S-2 is a copper coated manganese-silicon wire for welding of mild steel and 490 N/mm2 grade steel. Adding on the slight aluminum(Al), titanium(Ti) and zirconium(Zr) metallic elements, the weldability is great on all-position pipe welding of root pass layer. It also has great impact value at -30°C. APPLICATIONS : Suitable for pressure vessels, petro and chemical industry for root pass welding. NOTE ON USAGE : 1. Use pure Ar as shielding gas and DC polarity. 2. Clean the surface of base metal to prevent contamination.
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