SAE J230 Grade 30302
SAE J230 Grade 30302 introduction
Grade J230 is a high-strength corrosion-resisting steel wire, uniform in mechanical properties, intended for the manufacture of springs and wire forms.
Equivalent material: DIN 1.4300, DIN X12CrNi-18-8, AISI 30302, EN 1.4300, UNS 30302
SAE J230 Grade 30302 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.9 - 8.2 g/cm³ |
Typical for Austenitic Stainless Steel |
SAE J230 Grade 30302 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.7E-5 - 1.9E-5 1/K |
Typical for Austenitic Stainless Steel |
| Melting point |
- |
Melting point of 1230 - 1480 °C |
Typical for Austenitic Stainless Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 440 J/(kg·K) |
Typical for Austenitic Stainless Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 11 - 21 W/(m·K) |
Typical for Austenitic Stainless Steel |
SAE J230 Grade 30302 chemical
| Property |
Value |
Comment |
| Carbon |
Carbon of 0.15 % |
- |
| Chromium |
Chromium of 17 - 19 % |
- |
| Iron |
Iron of 67.77 - 75 % |
balance |
| Manganese |
Manganese of 2 % |
- |
| Nickel |
Nickel of 8 - 10 % |
- |
| Phosphorus |
Phosphorus of 0.05 % |
- |
| Silicon |
Silicon of 1 % |
- |
| Sulfur |
Sulfur of 0.03 % |
- |
SAE J230 Grade 30302 electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 8.5E-7 Ω·m |
Typical for Austenitic Stainless Steel |
SAE J230 Grade 30302 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 195 GPa |
Typical for Austenitic Stainless Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Austenitic Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Austenitic Stainless Steel |
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