ISO 4957 Grade S6-5-2 quenched (+Q)
ISO 4957 Grade S6-5-2 quenched (+Q) introduction
Approved very tough standard high speed steel on W-Mo-V base.
Application: tools for the non-cutting and chipping machining, for cold forming tools, for cut and fine-cut tools
Equivalent material: GB W6Mo5Cr4V2, CSN 19830, AFNOR Z85WDCV06-05-04-02, BS BM2, GOST R6M5, ISO HS6-5-2, UNI HS6-5-2, JIS SKH51, PN SW7M, STAS Rp5, SS 2722, UNE F.5603, MSZ R6, SAE M2, DIN HS6-5-2C, DIN 1.3343, DIN SC 6-5-2, AFNOR HS6-5-2C, AFNOR 6-5-2, AFNOR HS6-5-2, BS HS6-5-2C, UNI HS6-5-2-5, AISI M2, EN HS6-5-2C, EN 1.3343, ISO HS6-5-2C, GB/T T66541, GB/T W6Mo5Cr4V2, GB/T CW6Mo5Cr4V2, GB/T T66542, ASTM Type M2, ASTM Type M2 (regular C), ASTM Type M2 (high C), UNS T11302
ISO 4957 Grade S6-5-2 quenched (+Q) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 8.12 g/cm³ |
ISO 4957 Grade S6-5-2 quenched (+Q) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 9.6E-6 1/K |
- |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.05E-5 1/K |
- |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.11E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.16E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.2E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.24E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.27E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| Melting point |
- |
Melting point of 1370 - 1425 °C |
Typical for Tool And Machining Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 420 - 460 J/(kg·K) |
Typical for Tool And Machining Steel |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 27.6 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 27.9 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 27.7 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 27.5 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 27 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 26.6 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 26.1 W/(m·K) |
- |
ISO 4957 Grade S6-5-2 quenched (+Q) chemical
| Property |
Value |
| Carbon |
Carbon of 0.86 - 0.94 % |
| Chromium |
Chromium of 3.8 - 4.5 % |
| Manganese |
Manganese of 0.4 % |
| Molybdenum |
Molybdenum of 4.7 - 5.2 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.45 % |
| Sulfur |
Sulfur of 0.03 % |
| Tungsten |
Tungsten of 6 - 6.7 % |
| Vanadium |
Vanadium of 1.7 - 2 % |
ISO 4957 Grade S6-5-2 quenched (+Q) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 5.24E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 5.81E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 6.64E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 7.51E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 8.44E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 9.41E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 1.04E-6 Ω·m |
ISO 4957 Grade S6-5-2 quenched (+Q) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
20.0 °C |
Elastic modulus of 224 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 220 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 214 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 207 GPa |
- |
| - |
400.0 °C |
Elastic modulus of 199 GPa |
- |
| - |
500.0 °C |
Elastic modulus of 191 GPa |
- |
| - |
600.0 °C |
Elastic modulus of 180 GPa |
- |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
- |
| Shear modulus |
23.0 °C |
Shear modulus of 79 GPa |
Typical for Tool And Machining Steel |
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