ASTM A487 Grade 9 Class D, Heat-Treated
ASTM A487 Grade 9 Class D, Heat-Treated general
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Density | 23.0 °C | Density of 7.8 - 7.9 g/cm³ | Typical for Nickel Chromium Molybdenum Steel |
ASTM A487 Grade 9 Class D, Heat-Treated 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 |
ASTM A487 Grade 9 Class D, Heat-Treated chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.05 - 0.33 % |
| Copper | Copper of 0.5 % |
| Manganese | Manganese of 0.6 - 1 % |
| Molybdenum | Molybdenum of 0.15 - 0.3 % |
| Nickel | Nickel of 0.5 % |
| Phosphorus | Phosphorus of 0.04 % |
| Silicon | Silicon of 0.8 % |
| Sulfur | Sulfur of 0.035 % |
| Tungsten | Tungsten of 0.1 % |
| Vanadium | Vanadium of 0.03 % |
ASTM A487 Grade 9 Class D, Heat-Treated mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | 23.0 °C | Elastic modulus of 200 - 215 GPa | Typical for Nickel Chromium Molybdenum Steel |
| Elongation A50 | 23.0 °C | Elongation A50 of 17 % | - |
| Hardness, Brinell | 23.0 °C | Hardness, Brinell of 235 [-] | - |
| Hardness, Rockwell C | 23.0 °C | Hardness, Rockwell C of 22 [-] | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.29 [-] | Typical for Nickel Chromium Molybdenum Steel |
| Reduction of area | 23.0 °C | Reduction of area of 35 % | - |
| Tensile strength | 23.0 °C | Tensile strength of 690 MPa | - |
| Yield strength Rp0.2 | 23.0 °C | Yield strength Rp0.2 of 515 MPa | - |
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