C(%) | Si(%) | Mn(%) | P(%) | S(%) | C(%)(%) 0.47-0.54 | Si(%)(%) 0.15-0.35 | 0.47-0.54 | P(%)(%) ≦0.035 | S(%)(%) ≦0.035 | 0.47-0.54 | 0.47-0.54 | 0.47-0.54 | 0.47-0.54 | 0.47-0.54 |
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Carbon Steels for Machine Structural use
Steel Type | Standard | Country Code | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | 1050 | - | AISI | 0.48-0.55 | 0.6-0.9 | ≦0.04 | ≦0.05 | C50 | 17200 | DIN | 0.47-0.54 | 0.6-1.0 | ≦0.05 | 0.025-0.050 | Ck50 | 17200 | DIN | 0.47-0.54 | 0.15-0.35 | 0.6-0.9 | ≦0.035 | ≦0.035 | 1049 | - | AISI | 0.46-0.53 | 0.6-0.9 | ≦0.04 | ≦0.05 | S50C | 3828 | CNS | 0.47-0.53 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.035 | ≦0.2 | ≦0.2 | 50 | 699 | GB | 0.47-0.55 | 0.17-0.37 | 0.5-0.8 | ≦0.035 | ≦0.035 | ≦0.25 | ≦0.25 | S50C | G4051 | JIS | 0.47-0.53 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.035 | ≦0.2 | ≦0.2 |
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1030 | Ck55 | Cf45 | 1010 | 30Mn | 1040 | C25 | 1064 | 40Mn4 | 1033 | 1005 | S20C | 1060 | S40C(SWRH42B) | S22C | 1017 | Ck20 | 1561 | Ck67 | Ck67 |
C3710P/C3710R | SPHD | SBV1A | MS2 | 319 | SM520B | GS-22Mo5 | CuZn36Pb1.5 | QBe 2 | C1720 |