5.00 kg
Low Alloy
1.6 mm
AWS A5.28,EN 21952-B,KS D 7140,JIS Z 3317 ER80S-B2,W 55 1CM,YGT1CM,YGT1CM
For butt and filet welding of power plant, heat exchanger and oil refineries such as 1.25%Cr-0.5%Mo heat-resistant steel. Excellent mechanical and toughness properties after PWHT. Proper tungsten electrode extension from the tip of torch is 4~6mm in general. Preheat at 100 to 200 and post weld heat treatment at 620 to 720 is necessary according to the plate thickness, type of steels, shape of base metals or under high restriction.





