ASTM A291 Grade 4 Class E Liquid Quenched and Tempered
Equivalent material: UNS K24245
ASTM A291 Grade 4 Class E Liquid Quenched and Tempered general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Nickel Chromium Molybdenum Steel |
ASTM A291 Grade 4 Class E Liquid Quenched and Tempered 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 A291 Grade 4 Class E Liquid Quenched and Tempered chemical
| Property |
Value |
| Carbon |
Carbon of 0.35 - 0.5 % |
| Chromium |
Chromium of 0.6 % |
| Copper |
Copper of 0.35 % |
| Manganese |
Manganese of 0.4 - 0.9 % |
| Molybdenum |
Molybdenum of 0.2 - 0.6 % |
| Nickel |
Nickel of 1.65 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.35 % |
| Sulfur |
Sulfur of 0.04 % |
| Vanadium |
Vanadium of 0.1 % |
ASTM A291 Grade 4 Class E Liquid Quenched and Tempered mechanical
| Property |
Temperature |
Value |
Comment |
| Charpy impact energy |
23.0 °C |
Charpy impact energy of 27 - 40 J |
- |
| 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 10 - 16 % |
- |
| Hardness, Brinell |
23.0 °C |
Hardness, Brinell of 248 - 293 [-] |
- |
| 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 25 - 40 % |
- |
| Tensile strength |
23.0 °C |
Tensile strength of 795 - 825 MPa |
- |
| Yield strength Rp0.2 |
23.0 °C |
Yield strength Rp0.2 of 620 - 655 MPa |
- |
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