DIN 17200 Grade 37CrS4 treated for cold shearing (+S)
DIN 17200 Grade 37CrS4 treated for cold shearing (+S) introduction
Steel 37 CrS 4 is suitable for mean loaded parts of mean heat-treatment sections and enhanced workability in vehicle manufacturing, engine and machine engineering (e.g. gear wheels, transmission shafts, axles). Lowest application temp. -25 °C.
Equivalent material: AFNOR 38C4u, BS 530M36, ISO 37CrS4, UNE F.1206-38Cr4-1, DIN 1.7038, AFNOR 37CrS4, BS 37CrS4, AISI 5132, AISI 5135H, SAE 5132, SAE 5135H, EN 37CrS4, EN 1.7038, GOST 35X, UNS H51350, UNS G51320
DIN 17200 Grade 37CrS4 treated for cold shearing (+S) general
Property |
Temperature |
Value |
Density |
20.0 °C |
Density of 7.83 - 7.85 g/cm³ |
DIN 17200 Grade 37CrS4 treated for cold shearing (+S) thermal
Property |
Temperature |
Value |
Comment |
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 1.11E-5 - 1.21E-5 1/K |
- |
- |
200.0 °C |
Coefficient of thermal expansion of 1.21E-5 - 1.27E-5 1/K |
- |
- |
300.0 °C |
Coefficient of thermal expansion of 1.29E-5 - 1.32E-5 1/K |
- |
- |
400.0 °C |
Coefficient of thermal expansion of 1.35E-5 - 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 -25 - 0 °C |
- |
Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Steel |
Specific heat capacity |
-100.0 °C |
Specific heat capacity of 423 J/(kg·K) |
- |
- |
20.0 °C |
Specific heat capacity of 460 - 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 - 46 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 17200 Grade 37CrS4 treated for cold shearing (+S) chemical
Property |
Value |
Carbon |
Carbon of 0.34 - 0.41 % |
Chromium |
Chromium of 0.9 - 1.2 % |
Manganese |
Manganese of 0.6 - 0.9 % |
Phosphorus |
Phosphorus of 0.04 % |
Silicon |
Silicon of 0.4 % |
Sulfur |
Sulfur of 0.02 - 0.035 % |
DIN 17200 Grade 37CrS4 treated for cold shearing (+S) electrical
Property |
Temperature |
Value |
Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.9E-7 - 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 17200 Grade 37CrS4 treated for cold shearing (+S) 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 205 - 207 GPa |
- |
200.0 °C |
Elastic modulus of 195 - 199 GPa |
- |
300.0 °C |
Elastic modulus of 185 - 192 GPa |
- |
400.0 °C |
Elastic modulus of 175 - 184 GPa |
- |
500.0 °C |
Elastic modulus of 175 GPa |
- |
600.0 °C |
Elastic modulus of 164 GPa |
Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 255 [-] |
Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
Shear modulus |
20.0 °C |
Shear modulus of 81 GPa |
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