KST-2209
- Welding of 22%Cr-9%Ni-3%Mo duplex stainless steels, the principal applicationsare chemical plant and shipbuilding as well as nuclear plant industries(UNS S31803).
- AWS A5.4 : E2209-16
- EN ISO 3581-A : E 22 9 3 N L R 12
- EN ISO 3581-B : ES2209-16