PRODUCT INFORMATION Category: Stainless Steel Wire Alloy: WW409 Class: ER409 Description: The nominal composition of this weld metal is 12% Chromium with Ti added as a stabilizer. This material often is used to weld bare metal of similar composition. Chemical Composition C 0.08 max Cr 10.5-13.5 Ni 0.60 max Mo 0.50 max Mn 0.80 max Si 0.80 max P 0.03 max S 0.03 max Cu 0.75 max Ti 10 x C min - 1.5 max