SAE J438b Grade D2
Equivalent material: DIN 1.2379, DIN X155CrVMo12-1, DIN X153CrMoV12, DIN X155CrMoV12-1, AFNOR Z160CDV12, AFNOR X153CrMoV12, AFNOR X160CrMoV12, BS BD2, BS X153CrMoV12, UNI X155CrVMo121KU, UNE X153CrMoV12, AISI D2, JIS SKD11, JIS SKD10, EN X153CrMoV12, EN X160CrMoV121, EN 1.2379, ISO X153CrMoV12, GOST Ch12MF, GB Cr12MoV, GB/T Cr12Mo1V1, GB/T T21202, ASTM D2, ASTM Type D2, ASTM Grade CD-2, UNS T30402, UNS T90402
SAE J438b Grade D2 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.72 - 8 g/cm³ |
Typical for Tool And Machining Steel |
SAE J438b Grade D2 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 Tool And Machining Steel |
| Melting point |
- |
Melting point of 1370 - 1425 °C |
Typical for Tool And Machining Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 420 - 460 J/(kg·K) |
Typical for Tool And Machining Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 17 - 42 W/(m·K) |
Typical for Tool And Machining Steel |
SAE J438b Grade D2 chemical
| Property |
Value |
| Carbon |
Carbon of 1.4 - 1.6 % |
| Chromium |
Chromium of 11 - 13 % |
| Cobalt |
Cobalt of 0.6 % |
| Manganese |
Manganese of 0.3 - 0.5 % |
| Molybdenum |
Molybdenum of 0.7 - 1.2 % |
| Silicon |
Silicon of 0.3 - 0.5 % |
| Vanadium |
Vanadium of 0.8 % |
SAE J438b Grade D2 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 203 - 211 GPa |
Typical for Tool And Machining Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Tool And Machining Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 79 GPa |
Typical for Tool And Machining Steel |
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