WR Cord 309L is used for welding carbon and low alloy steels to stainless steels primarily intended for welding heat resistant austenitic Cr-Ni steels of similar types such as AISI309 or 309S.
WR-Cord 309L is suitable for joining stainless steel to lower alloy steel, carbon steel, welding the clad side of 18/8 clad steel & Industrial and General Fabrication.