ASTM A437 Grade B4C
Equivalent material: DIN 1.4935, DIN X20CrMoWV12-1, AFNOR X20CrMoWV12-1, BS X20CrMoWV12-1, AISI 422, AISI HNV-8, SAE 422, SAE HNV-8, JIS SUH616, EN X20CrMoWV12-1, EN 1.4935, GOST 15Ch12WNMF, GB/T 22Cr12NiWMoV, GB/T S47220, AMS 5655, ASTM Grade 616, ASTM B4B, UNS S42200, DIN 1.4929, DIN X23CrMoWMnNiV12-1-1, EN 1.4929, ISO X23CrMoWMnNiV12-1-1, ISO 4929-422-00-I, ISO MM13J, GB/T 47220, GB/T 2Cr12NiMo1W1V, GB/T S47520
ASTM A437 Grade B4C general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.6 - 7.7 g/cm³ |
Typical for Martensitic Stainless Steel |
ASTM A437 Grade B4C thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 - 1.5E-5 1/K |
Typical for Martensitic Stainless Steel |
| Melting point |
- |
Melting point of 1370 - 1530 °C |
Typical for Martensitic Stainless Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 460 J/(kg·K) |
Typical for Martensitic Stainless Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 14 - 31 W/(m·K) |
Typical for Martensitic Stainless Steel |
ASTM A437 Grade B4C chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.05 % |
| Carbon |
Carbon of 0.2 - 0.25 % |
| Chromium |
Chromium of 11 - 12.5 % |
| Manganese |
Manganese of 0.5 - 1 % |
| Molybdenum |
Molybdenum of 0.9 - 1.25 % |
| Nickel |
Nickel of 0.5 - 1 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.2 - 0.5 % |
| Sulfur |
Sulfur of 0.025 % |
| Tin |
Tin of 0.04 % |
| Titanium |
Titanium of 0.05 % |
| Tungsten |
Tungsten of 0.9 - 1.25 % |
| Vanadium |
Vanadium of 0.2 - 0.3 % |
ASTM A437 Grade B4C electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 6E-7 Ω·m |
Typical for Martensitic Stainless Steel |
ASTM A437 Grade B4C mechanical
| Property |
Temperature |
Value |
Comment |
| Charpy impact energy |
23.0 °C |
Charpy impact energy of 34 J |
- |
| Elastic modulus |
23.0 °C |
Elastic modulus of 220 GPa |
Typical for Martensitic Stainless Steel |
| Elongation A50 |
23.0 °C |
Elongation A50 of 18 % |
- |
| Hardness, Brinell |
23.0 °C |
Hardness, Brinell of 229 - 277 [-] |
- |
| Hardness, Rockwell C |
23.0 °C |
Hardness, Rockwell C of 21 - 29 [-] |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Martensitic Stainless Steel |
| Reduction of area |
23.0 °C |
Reduction of area of 50 % |
- |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Martensitic Stainless Steel |
| Tensile strength |
23.0 °C |
Tensile strength of 790 MPa |
- |
| Yield strength Rp0.2 |
23.0 °C |
Yield strength Rp0.2 of 585 MPa |
- |
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