SAE J404 Grade 5140
Equivalent material: DIN 1.7003, DIN 38Cr2, AFNOR 38Cr2, AFNOR 38C2, BS 38Cr2, AISI 5140, EN 38Cr2, EN 1.7003, ISO 37Cr2E, UNS G51400, DIN 1.7045, DIN 42Cr4, AFNOR 42C4TS, BS 530A40, UNI 41Cr4, SS 2245, UNE 42Cr4, JIS SCr440, EN 1.7045, DIN 1.7035, DIN 41Cr4, AFNOR 41Cr4, BS 41Cr4, BS 530M40, UNE 41Cr4, AISI 5140H, SAE 5140H, JIS SCr440WCH, JIS SCr440H, JIS SCr440M, EN 41Cr4, EN 1.7035, GOST 41H, GOST 40Ch, GOST 38ChA, GB 40Cr, GB/T 40Cr, GB/T A20402, ASTM 5140, UNS H51400, IS 40Cr1, IS 40Cr4, DIN 1.7039, DIN 41CrS4, AFNOR 41CrS4, BS 41CrS4, UNI 41CrS4, AISI L1, SAE L1, EN 41CrS4, EN 1.7039, GOST 40KH, GOST 40CH
SAE J404 Grade 5140 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Chromium Steel |
SAE J404 Grade 5140 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 9.4E-6 - 1.5E-5 1/K |
Typical for Chromium Steel |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 440 - 494 J/(kg·K) |
Typical for Chromium Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 23 - 50 W/(m·K) |
Typical for Chromium Steel |
SAE J404 Grade 5140 electrical
| Property |
Value |
| Carbon |
Carbon of 0.38 - 0.43 % |
| Chromium |
Chromium of 0.7 - 0.9 % |
| Manganese |
Manganese of 0.7 - 0.9 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
| Sulfur |
Sulfur of 0.04 % |
SAE J404 Grade 5140 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Chromium Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Chromium Steel |
