Welding Journal

Q: Gas tungsten arc repair welding is to be performed between 304L and 347 austenitic stainless steel on a government project where lead time is a huge issue in procuring filler metal. The filler metal recommended in Annex D of AWS D1.6/D1.6M:2017-AMD1, Structural Welding Code — Stainless Steel, is ER308L (Ref. 1). Nickel filler metals ERNiCrMo-3 and ERNiCrMo-10 are readily available to us, but we don’t have ER308L or even ER347. Would either of the nickel filler metals be acceptable alterna..