SAE J1268 Grade 4130H
Equivalent material: DIN 1.7218, DIN 25CrMo4, AFNOR 25CD4, BS 1717CDS110, BS 708A25, UNI 25CrMo4(KB), SS 2225, UNE 55Cr3, AISI 4130H, JIS SM420, JIS SCM430, JIS SCM420, JIS SCCrM1A, JIS SCCrM1B, EN 25CrMo4, EN 1.7218, ASTM 4130H, UNS G41300, UNS H41300
SAE J1268 Grade 4130H general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Chromium Molybdenum Steel |
SAE J1268 Grade 4130H 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 |
SAE J1268 Grade 4130H electrical
| Property |
Value |
| Carbon |
Carbon of 0.27 - 0.33 % |
| Chromium |
Chromium of 0.75 - 1.2 % |
| Copper |
Copper of 0.35 % |
| Iron |
balance |
| Manganese |
Manganese of 0.3 - 0.7 % |
| Molybdenum |
Molybdenum of 0.15 - 0.25 % |
| Nickel |
Nickel of 0.25 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
| Sulfur |
Sulfur of 0.04 % |
SAE J1268 Grade 4130H 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 |
