JIS G4103 Grade SNCM220
Equivalent material: GB/T 20CrNiMoH, GB/T G20CrNiMo, AS 8617H, AS 8620, AS 8620H, AS 8617, DIN 21NiCrMo2, NF 15NCD2, NF 18NCD4, NF 18NCD6, NF 20NCD2, NF 22NCD2, BS 805A17, BS 805M17, BS 806M20, BS 805H17, BS 805H20, BS 805M20, BS 785M19, UNI 20NiCrMo2, EN 20NiCrMo2-2, UNE 20NiCrMo2, UNE 20NiCrMo3-1, SIS 2506, AMS 6272, ASTM 8617, AISI 8617, SAE 8617, GOST AS20ChGNM, BS 805A20, IS 20N55Cr50Mo20, SIS 2506-00, SIS 2506-03, SIS 2506-08, AMS 6276, AMS 6274, AMS 6277, ASTM 8620, ASTM 4, MIL S-16974, MIL 8620, MIL S-8690, AISI 8620, SAE 8620, ASTM 8617H, AISI 8617H, SAE 8617H, ASTM 8620H, AISI 8620H, SAE 8620H, DIN 1.6522, DIN 20MnNiCrMo3-2, DIN 20NiCrMo2, JIS SNCM220M, EN 20MnNiCrMo3-2, EN 1.6522
JIS G4103 Grade SNCM220 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Nickel Chromium Molybdenum Steel |
JIS G4103 Grade SNCM220 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 - 1.3E-5 1/K |
Typical for Nickel Chromium Molybdenum Steel |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Nickel Chromium Molybdenum Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 448 - 670 J/(kg·K) |
Typical for Nickel Chromium Molybdenum Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 34 - 54 W/(m·K) |
Typical for Nickel Chromium Molybdenum Steel |
JIS G4103 Grade SNCM220 electrical
| Property |
Value |
| Carbon |
Carbon of 0.17 - 0.23 % |
| Chromium |
Chromium of 0.4 - 0.65 % |
| Iron |
Iron of 96.81 - 98.13 % |
| Manganese |
Manganese of 0.6 - 0.9 % |
| Molybdenum |
Molybdenum of 0.15 - 0.3 % |
| Nickel |
Nickel of 0.4 - 0.7 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
| Sulfur |
Sulfur of 0.03 % |
JIS G4103 Grade SNCM220 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Nickel Chromium Molybdenum Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Nickel Chromium Molybdenum Steel |
