DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT)
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) introduction
G-X 22 CrNi 17, for blade wheels, rings for rudder bearings, sealing rings, cocks, valve guidances
Equivalent material: DIN 1.4059, AFNOR Z20CN17.2M, UNI GX25Cr19, EN 1.4059
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.7 g/cm³ |
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | 100.0 °C | Coefficient of thermal expansion of 1E-5 1/K | - |
| - | 200.0 °C | Coefficient of thermal expansion of 1.05E-5 1/K | - |
| - | 300.0 °C | Coefficient of thermal expansion of 1.1E-5 1/K | - |
| - | 400.0 °C | Coefficient of thermal expansion of 1.1E-5 1/K | - |
| - | 500.0 °C | Coefficient of thermal expansion of 1.1E-5 1/K | - |
| Melting point | - | Melting point of 1425 - 1530 °C | Typical for Ferritic Stainless Steel |
| Specific heat capacity | 20.0 °C | Specific heat capacity of 460 J/(kg·K) | - |
| Thermal conductivity | 20.0 °C | Thermal conductivity of 25 W/(m·K) | - |
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.2 - 0.27 % |
| Chromium | Chromium of 16 - 18 % |
| Manganese | Manganese of 1 % |
| Nickel | Nickel of 1 - 2 % |
| Phosphorus | Phosphorus of 0.05 % |
| Silicon | Silicon of 1 % |
| Sulfur | Sulfur of 0.03 % |
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Electrical resistivity | 23.0 °C | Electrical resistivity of 6E-7 - 7.5E-7 Ω·m | Typical for Ferritic Stainless Steel |
DIN 17445 Grade G-X22CrNi17 quenched and tempered (+QT) mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | 23.0 °C | Elastic modulus of 220 GPa | Typical for Ferritic Stainless Steel |
| Elongation | 20.0 °C | Elongation of 4 % | - |
| Hardness, Brinell | 20.0 °C | Hardness, Brinell of 230 - 300 [-] | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.3 [-] | Typical for Ferritic Stainless Steel |
| Shear modulus | 23.0 °C | Shear modulus of 77 GPa | Typical for Ferritic Stainless Steel |
| Tensile strength | 20.0 °C | Tensile strength of 780 - 980 MPa | - |
| Yield strength Rp0.2 | 20.0 °C | Yield strength Rp0.2 of 590 MPa | - |
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