... ) Dia: 3.2mm;4.0mm;5.0mm; AWS E310-16 Cr-Ni Stainless Steel Welding Rod / Welding Electrode Chemical composition of ... steel working under high temperatures, and also used for welding Cr steel with high hardenability (such as Cr5Mo, Cr9Mo, Cr13, Cr28 ... , etc.) and dissimilar steel. Cr-Ni Stainless Steel Welding Rod / Welding Electrode AWS E310-16