UNI 5332 Grade 38NiCrMo4
UNI 5332 Grade 38NiCrMo4 introduction
Due to its high resistance it is suitable for high stress components such as shafts, gears, connection elements and others. It can be quenched and annelead for improved resistance and hardness.
Equivalent material: BS 816M40, EN 110, AISI 9840, DIN 1.6511, DIN 36CrNiMo4, AFNOR 40NCD3, UNE 35NiCrMo4, ISO P, DIN 1.6511, DIN 36CrNiMo4, AFNOR 40NCD3, UNI 38NiCrM04(KB), UNE 33NiCrMo4, AISI 9840, SAE 9840, JIS SNCM447, EN 36CrNiMo4, EN 1.6511, GOST 36HNM, ASTM 9840
UNI 5332 Grade 38NiCrMo4 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Nickel Chromium Molybdenum Steel |
UNI 5332 Grade 38NiCrMo4 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 |
UNI 5332 Grade 38NiCrMo4 chemical
| Property |
Value |
| Carbon |
Carbon of 0.34 - 0.42 % |
| Chromium |
Chromium of 0.7 % |
| Manganese |
Manganese of 0.5 - 0.8 % |
| Molybdenum |
Molybdenum of 0.15 - 0.25 % |
| Nickel |
Nickel of 0.7 - 1 % |
| Phosphorus |
Phosphorus of 0.35 % |
| Silicon |
Silicon of 0.75 % |
| Sulfur |
Sulfur of 0.02 - 0.04 % |
UNI 5332 Grade 38NiCrMo4 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Nickel Chromium Molybdenum Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Nickel Chromium Molybdenum Steel |
| Tensile strength |
23.0 °C |
Tensile strength of 1020 MPa |
- |
| Hardness, Rockwell C |
- |
- |
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