C:0.08~0.15 Si:0.20~0.60
Mn:1.00~2.50 Mo:0.30~0.70
N:0.03~0.10 Cr:12.00~15.00
Ni:1.00~2.00 Others:0.10~0.50
Hardness: 40~45HRC
Application: Continuous caster roller etc.
Welding flux: SJ203