It is for all position welding of 22%Cr-12%Ni austenitic stainless steel ASTM 309 or equivalent steels. It is for dissimilar joints welding between CrNi or CrNiMo stainless steel to mild steel or low alloyed steel. It is for build-up welding on mild steel or low alloyed steel.
- AWS A5.4/ASME SFA5.4: E309-17
- GB 983: E309-17