JIS G4103 Grade SNCM420
Equivalent material: GOST 20HG2C, GOST 20ХН2М, DIN 15CrNi6, NF 16NC6, NF 20NCD7, NF 18NCD4, UNI 20NiCrMo7, UNI 18NiCrMo7, UNE 20NiCrMo6-1, UNE 20NiCrMo6, SIS 2523-02, SIS 2523, ASTM 4320, AISI 4320, SAE 4320, AMS 6299, ASTM 4320H, AISI 4320H, SAE 4320H, DIN 1.3576, JIS 20NiCrMo7, JIS SNCM420H, EN 1.3576, ISO 20NiCrMo7
JIS G4103 Grade SNCM420 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Chromium Molybdenum Steel |
JIS G4103 Grade SNCM420 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.1E-5 - 1.4E-5 1/K |
Typical for Chromium Molybdenum Steel |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Molybdenum Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 448 - 502 J/(kg·K) |
Typical for Chromium Molybdenum Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 36 - 43 W/(m·K) |
Typical for Chromium Molybdenum Steel |
JIS G4103 Grade SNCM420 chemical
| Property |
Value |
| Carbon |
Carbon of 0.17 - 0.23 % |
| Chromium |
Chromium of 0.4 - 0.65 % |
| Iron |
Iron of 95.71 - 97.13 % |
| Manganese |
Manganese of 0.4 - 0.7 % |
| Molybdenum |
Molybdenum of 0.15 - 0.3 % |
| Nickel |
Nickel of 1.6 - 2 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
| Sulfur |
Sulfur of 0.03 % |
JIS G4103 Grade SNCM420 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Chromium Molybdenum Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Chromium Molybdenum Steel |
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