ASTM A681 Grade Type H22 Annealed
Equivalent material: DIN 1.2581, DIN X30WCrV9-3, AFNOR Z30WCV9, AFNOR X30WCrV9-3, AFNOR X30WCrV9, BS BH21, BS X30WCrV9-3, UNI X30WCrV93KU, UNE X30WCrV9, AISI H21, SAE H21, JIS SKD5, EN X30WCrV9-3, EN X30WCrV93, EN 1.2581, ISO X30WCrV9-3, GOST 3Ch3W8F, GB/T 3Cr2W8V, GB/T T20280, ASTM Type H21, UNS T20821, UNS T20822
ASTM A681 Grade Type H22 Annealed general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.72 - 8 g/cm³ |
Typical for Tool And Machining Steel |
ASTM A681 Grade Type H22 Annealed thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 - 1.3E-5 1/K |
Typical for Tool And Machining Steel |
| 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 |
23.0 °C |
Thermal conductivity of 17 - 42 W/(m·K) |
Typical for Tool And Machining Steel |
ASTM A681 Grade Type H22 Annealed chemical
| Property |
Value |
| Carbon |
Carbon of 0.3 - 0.4 % |
| Chromium |
Chromium of 1.75 - 3.75 % |
| Manganese |
Manganese of 0.15 - 0.4 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.15 - 0.4 % |
| Sulfur |
Sulfur of 0.03 % |
| Tungsten |
Tungsten of 10 - 11.75 % |
| Vanadium |
Vanadium of 0.25 - 0.5 % |
ASTM A681 Grade Type H22 Annealed mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 203 - 211 GPa |
Typical for Tool And Machining Steel |
| Hardness, Brinell |
23.0 °C |
Hardness, Brinell of 235 [-] |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Tool And Machining Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 79 GPa |
Typical for Tool And Machining Steel |
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