ISO 16120-4 Grade C78D2
ISO 16120-4 Grade C78D2 introduction
Non-alloy steel wire rod for drawing and/or cold rolling with specific requirements for special applications (e.g. application for springs, steel wire).
Equivalent material: GB C78D2, JIS SWRS77A, JIS SWRS77B, ASTM A510 Grade 1075, UNS G10750, ISO C78D2, DIN 1.1252, DIN D 78-3, DIN C78D2, AFNOR C78D2, BS C78D2, AISI 1075, AISI 1074, SAE 1075, SAE 1074, JIS SWRS77, EN 1.1252, GB/T YL77, GB/T U53777, GB/T U53778, GB/T C78D2, ASTM Grade 1074, UNS G10740
ISO 16120-4 Grade C78D2 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for High Carbon Steel |
ISO 16120-4 Grade C78D2 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.32E-5 1/K |
Typical for High Carbon Steel |
| Max service temperature |
- |
Max service temperature of 500 °C |
Typical for Carbon Steel |
| Melting point |
- |
Melting point of 1289 - 1478 °C |
Typical for High Carbon Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 486 J/(kg·K) |
Typical for High Carbon Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 36 W/(m·K) |
Typical for High Carbon Steel |
ISO 16120-4 Grade C78D2 chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.01 % |
| Carbon |
Carbon of 0.76 - 0.8 % |
| Chromium |
Chromium of 0.1 % |
| Copper |
Copper of 0.15 % |
| Manganese |
Manganese of 0.5 - 0.7 % |
| Molybdenum |
Molybdenum of 0.02 - 0.03 % |
| Nickel |
Nickel of 0.1 % |
| Nitrogen |
Nitrogen of 7E-3 % |
| Phosphorus |
Phosphorus of 0.02 % |
| Silicon |
Silicon of 0.1 - 0.3 % |
| Sulfur |
Sulfur of 0.025 % |
ISO 16120-4 Grade C78D2 electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 1.43E-7 - 1.74E-7 Ω·m |
Typical for Carbon Steel |
ISO 16120-4 Grade C78D2 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for High Carbon Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for High Carbon Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 81 GPa |
Typical for High Carbon Steel |
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