JIS G3221 Grade SFCM640D
JIS G3221 Grade SFCM640D general
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Density | 23.0 °C | Density of 7.8 - 7.9 g/cm³ | Typical for Chromium Molybdenum Steel |
JIS G3221 Grade SFCM640D thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | 23.0 °C | Coefficient of thermal expansion of 1.1E-5 - 1.4E-5 1/K | Typical for Chromium Molybdenum Steel |
| Melting point | - | Melting point of 1382 - 1529 °C | Typical for Chromium Molybdenum Steel |
| Specific heat capacity | 23.0 °C | Specific heat capacity of 448 - 502 J/(kg·K) | Typical for Chromium Molybdenum Steel |
| Thermal conductivity | 23.0 °C | Thermal conductivity of 36 - 43 W/(m·K) | Typical for Chromium Molybdenum Steel |
JIS G3221 Grade SFCM640D mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | 23.0 °C | Elastic modulus of 200 - 215 GPa | Typical for Chromium Molybdenum Steel |
| Elongation A5, transverse | 23.0 °C | Elongation A5, transverse of 13 - 17 % | - |
| Hardness, Brinell | 23.0 °C | Hardness, Brinell of 187 [-] | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.29 [-] | Typical for Chromium Molybdenum Steel |
| Reduction of area | 23.0 °C | Reduction of area of 39 - 44 % | - |
| Reduction of area, transverse | 23.0 °C | Reduction of area, transverse of 39 - 44 % | - |
| Tensile strength | 23.0 °C | Tensile strength of 640 - 780 MPa | - |
| Yield strength | 23.0 °C | Yield strength of 410 MPa | - |
Our skilled craftsmen ensure meticulous attention to detail for superior steel products.
-- Our promise

Get a quote