Heat-resisting steel
KC-80D2
For butt and fillet welding of structural steels, boiler and pressure vessels such as 0.5%Mo heat-resistant steel
- KS D 7120 : YGM-C
- AWS A5.28 : ER80S-D2
- JIS Z 3317 : YGM-C
KC-81CMA
For butt and fillet welding of power stations, heat exchanger and oil refineries such as 1.25%Cr-0.5%Mo heat-resistant steel
- KS D 7120 : YG1CM-A
- AWS A5.28 : ER80S-G
- JIS Z 3317 : G 55-1CM3
KC-80SB2
For butt and fillet welding of power stations, heat exchanger and oil refineries such as 1.25%Cr-0.5%Mo heat-resistant steel
- KS D 7120 : YG1CM-G
- AWS A5.28 : ER80S-B2
- EN 21952-B : G 55 1CM
- JIS Z 3317 : YG1CM-G
KC-80SB2M
For butt and fillet welding of power stations, heat exchanger and oil refineries such as 1.25%Cr-0.5%Mo heat-resistant steel
- KS D 7120 : YG1CM-A
- AWS A5.28 : ER80S-G
- EN 21952-A : G CrMo1Si
- JIS Z 3317 : YG1CM-A
KC-90SB3
For butt and fillet welding of power stations, heat exchanger and oil refineries such as 2.25%Cr-1%Mo heat-resistant steel
- KS D 7120 : YG2CM-G
- AWS A5.28 : ER90S-B3
- EN 21952-B : G 62 2C1M
- JIS Z 3317 : YG2CM-G
KC-90SB9
For butt and fillet welding of power plant, heat exchanger and oil refineries such as 9%Cr-1%Mo-V heat-resistant steel.
- AWS A5.28 : ER90S-B9
- EN 21952-A : G CrMo91
- EN 21952-B : G 62 9C1MV
KC-90SB9W
For butt and fillet welding of power plant, heat exchanger and oil refineries such as 9%Cr-0.5%Mo-Nb-V-W heat-resistant steel.
- AWS A5.28 : ER90S-G [ER90S-B9(mod.)]
Low temperature service steel
KC-80SNi1
Suited for welding 1%Ni steel and other low temperature for low temperature pressure vessel, tank and pipe.
- AWS A5.28 : ER80S-Ni1
- EN 14341-A : G 46 5 M G3Ni1
KC-80SNi2
Suited for welding 2%Ni steel and other low temperature for low temperature pressure vessel, tank and pipe.
- AWS A5.28 : ER80S-Ni2
- EN 14341-A : G 46 6 M G2Ni2