DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC)
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) introduction
The steel 60 SiCr 7 is used for hot formed springs (automotive flat springs > 7 mm) as well as for helical springs and disc springs (also for mechanical engineering).
Equivalent material: NBN 60SiCr8, AFNOR 61SC7, BS 251A60, ISO 6, UNI 60SiCr8, JIS SUP7, UNE F.1431-60SiCr8, ASTM 9262, DIN 61SiCr7, DIN 1.5092, EN 60SiCr7, EN 1.5092, ISO 60SiCr7, DIN 1.7108, AFNOR 60SiCr7, AISI 9260, SAE 9260, EN 61SiCr7, EN 1.7108, GOST 60S2G, GOST 60S2N2A, ASTM 9260, UNS G92600
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.83 - 7.85 g/cm³ |
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) thermal
| Property |
Temperature |
Value |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 1.05E-5 1/K |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.15E-5 1/K |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.21E-5 1/K |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.27E-5 1/K |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.32E-5 1/K |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.36E-5 1/K |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.4E-5 1/K |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.44E-5 1/K |
| Max service temperature, long |
- |
Max service temperature, long of -30 - 100 °C |
| Specific heat capacity |
-100.0 °C |
Specific heat capacity of 423 J/(kg·K) |
| - |
20.0 °C |
Specific heat capacity of 461 J/(kg·K) |
| - |
100.0 °C |
Specific heat capacity of 479 J/(kg·K) |
| - |
200.0 °C |
Specific heat capacity of 499 J/(kg·K) |
| - |
300.0 °C |
Specific heat capacity of 517 J/(kg·K) |
| - |
400.0 °C |
Specific heat capacity of 536 J/(kg·K) |
| - |
500.0 °C |
Specific heat capacity of 558 J/(kg·K) |
| - |
600.0 °C |
Specific heat capacity of 587 J/(kg·K) |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 45.1 W/(m·K) |
| - |
100.0 °C |
Thermal conductivity of 45.1 W/(m·K) |
| - |
200.0 °C |
Thermal conductivity of 44.1 W/(m·K) |
| - |
300.0 °C |
Thermal conductivity of 41.9 W/(m·K) |
| - |
400.0 °C |
Thermal conductivity of 39.4 W/(m·K) |
| - |
500.0 °C |
Thermal conductivity of 36.9 W/(m·K) |
| - |
600.0 °C |
Thermal conductivity of 34.4 W/(m·K) |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 12.5 mm²/s |
| - |
100.0 °C |
Thermal diffusivity of 11.6 mm²/s |
| - |
200.0 °C |
Thermal diffusivity of 10.6 mm²/s |
| - |
300.0 °C |
Thermal diffusivity of 9.5 mm²/s |
| - |
400.0 °C |
Thermal diffusivity of 8.4 mm²/s |
| - |
500.0 °C |
Thermal diffusivity of 7.1 mm²/s |
| - |
600.0 °C |
Thermal diffusivity of 5.8 mm²/s |
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) chemical
| Property |
Value |
| Carbon |
Carbon of 0.57 - 0.65 % |
| Chromium |
Chromium of 0.2 - 0.4 % |
| Manganese |
Manganese of 0.7 - 1 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 1.5 - 1.8 % |
| Sulfur |
Sulfur of 0.03 % |
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 2.31E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.84E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.58E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.48E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.52E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.71E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 8.06E-7 Ω·m |
DIN 17221 Grade 60SiCr7 annealed to achieve spheroidized carbides (+AC) mechanical
| Property |
Temperature |
Value |
| Elastic modulus |
-100.0 °C |
Elastic modulus of 217 GPa |
| - |
20.0 °C |
Elastic modulus of 210 - 212 GPa |
| - |
100.0 °C |
Elastic modulus of 206 - 207 GPa |
| - |
200.0 °C |
Elastic modulus of 199 - 200 GPa |
| - |
300.0 °C |
Elastic modulus of 192 - 193 GPa |
| - |
400.0 °C |
Elastic modulus of 184 GPa |
| - |
500.0 °C |
Elastic modulus of 175 GPa |
| - |
600.0 °C |
Elastic modulus of 164 GPa |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
| Shear modulus |
20.0 °C |
Shear modulus of 80 GPa |
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