JIS-SFCM880

Chemical composition

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Thick (mm) Yield stress (Mpa) Tensile stress (Mpa)
C(%)(%) ≦0.48 Si(%)(%) 0.15-0.35 ≦0.48 P(%)(%) ≦0.03 S(%)(%) ≦0.03 ≦0.48 ≦0.48 ≦0.48 ≦0.48 ≦0.48

Mechanical Properties


YieldRp0.2 (MPa) TensileRm (MPa) ImpactKV/Ku (J) ElongationA (%) Reduction in cross section on fractureZ (%) As-Heat-Treated Condition Brinell hardness (HBW)
483 (≥) 814 (≥) 33 11 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Applications

  • Chromium Molybdenum Steel Forgings for General use

Country Code

  • JIS

Standard

  • G3221


Steel Type
SFCM880

Heat treatment
Heat Treatment of steel grade SCMQ4E
Heat treated : 1669°C - 1553°C

Relate Steel Type

Steel Type Standard Country Code C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%)
SFCM90 4041 CNS ≦0.48 0.15-0.35 0.30-0.85 ≦0.03 ≦0.03 0.9-1.5 0.15-0.30
SFCM880 G3221 JIS ≦0.48 0.15-0.35 0.30-0.85 ≦0.03 ≦0.03 0.9-1.5 0.15-0.30