SEW 400 Grade X35CrMo17 quenched and tempered (+QT)
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) introduction
Properties:
- Cr-steel for quenching and tempering
- elevated corrosion resistance
- widely resistant in most organic and inorganic acids
- relatively resistant in seawater
- improved resistance to crevice corrosion
- elevated heat resistance up to 600 °C
- high polishable
- use differnent quenched and tempered grad in case of sliding contact
- application temperature: -40 to 550 °C
- excellent runnability and wear resistance
Application:
- for pump axis, sindle, fittings, beater bar
Equivalent material: EN X39CrMo17-1, DIN 1.4122, DIN X 35 CrMo 17, DIN G-X35CrMo17, DIN X39CrMo17-1, AFNOR Z38CD16-01, EN 1.4122, ISO X39CrMo17-1
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.56 - 7.7 g/cm³ |
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | 20.0 °C | Coefficient of thermal expansion of 9.9E-6 1/K | - |
| - | 100.0 °C | Coefficient of thermal expansion of 1.03E-5 - 1.04E-5 1/K | - |
| - | 200.0 °C | Coefficient of thermal expansion of 1.08E-5 1/K | - |
| - | 300.0 °C | Coefficient of thermal expansion of 1.12E-5 1/K | - |
| - | 400.0 °C | Coefficient of thermal expansion of 1.16E-5 1/K | - |
| - | 500.0 °C | Coefficient of thermal expansion of 1.19E-5 1/K | - |
| - | 600.0 °C | Coefficient of thermal expansion of 1.21E-5 1/K | - |
| - | 700.0 °C | Coefficient of thermal expansion of 1.24E-5 1/K | - |
| - | 800.0 °C | Coefficient of thermal expansion of 1.29E-5 1/K | - |
| Max service temperature, long | - | Max service temperature, long of -40 - 550 °C | - |
| Melting point | - | Melting point of 1370 - 1530 °C | Typical for Martensitic Stainless Steel |
| Specific heat capacity | 20.0 °C | Specific heat capacity of 430 - 450 J/(kg·K) | - |
| - | 100.0 °C | Specific heat capacity of 482 J/(kg·K) | - |
| - | 200.0 °C | Specific heat capacity of 506 J/(kg·K) | - |
| - | 300.0 °C | Specific heat capacity of 525 J/(kg·K) | - |
| - | 400.0 °C | Specific heat capacity of 547 J/(kg·K) | - |
| - | 500.0 °C | Specific heat capacity of 576 J/(kg·K) | - |
| - | 600.0 °C | Specific heat capacity of 616 J/(kg·K) | - |
| Thermal conductivity | 20.0 °C | Thermal conductivity of 15 - 16 W/(m·K) | - |
| - | 100.0 °C | Thermal conductivity of 17.2 W/(m·K) | - |
| - | 200.0 °C | Thermal conductivity of 18.6 W/(m·K) | - |
| - | 300.0 °C | Thermal conductivity of 20 W/(m·K) | - |
| - | 400.0 °C | Thermal conductivity of 21.2 W/(m·K) | - |
| - | 500.0 °C | Thermal conductivity of 22.3 W/(m·K) | - |
| - | 600.0 °C | Thermal conductivity of 23.3 W/(m·K) | - |
| - | 700.0 °C | Thermal conductivity of 24.1 W/(m·K) | - |
| - | 800.0 °C | Thermal conductivity of 25.5 W/(m·K) | - |
| - | 900.0 °C | Thermal conductivity of 26.9 W/(m·K) | - |
| - | 1000.0 °C | Thermal conductivity of 28.3 W/(m·K) | - |
| Thermal diffusivity | 20.0 °C | Thermal diffusivity of 4.7 mm²/s | - |
| - | 100.0 °C | Thermal diffusivity of 4.5 mm²/s | - |
| - | 200.0 °C | Thermal diffusivity of 4.5 mm²/s | - |
| - | 300.0 °C | Thermal diffusivity of 4.6 mm²/s | - |
| - | 400.0 °C | Thermal diffusivity of 4.4 mm²/s | - |
| - | 500.0 °C | Thermal diffusivity of 4.1 mm²/s | - |
| - | 600.0 °C | Thermal diffusivity of 3.6 mm²/s | - |
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.33 - 0.45 % |
| Chromium | Chromium of 15.5 - 17.5 % |
| Manganese | Manganese of 1 % |
| Molybdenum | Molybdenum of 0.8 - 1.3 % |
| Nickel | Nickel of 1 % |
| Phosphorus | Phosphorus of 0.05 % |
| Silicon | Silicon of 1 % |
| Sulfur | Sulfur of 0.03 % |
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) electrical
| Property | Temperature | Value |
|---|---|---|
| Electrical resistivity | 20.0 °C | Electrical resistivity of 8E-7 - 9.06E-7 Ω·m |
| - | 100.0 °C | Electrical resistivity of 9.42E-7 Ω·m |
| - | 200.0 °C | Electrical resistivity of 9.87E-7 Ω·m |
| - | 300.0 °C | Electrical resistivity of 1.03E-6 Ω·m |
| - | 400.0 °C | Electrical resistivity of 1.08E-6 Ω·m |
| - | 500.0 °C | Electrical resistivity of 1.12E-6 Ω·m |
| - | 600.0 °C | Electrical resistivity of 1.18E-6 Ω·m |
| - | 700.0 °C | Electrical resistivity of 1.22E-6 Ω·m |
| - | 800.0 °C | Electrical resistivity of 1.24E-6 Ω·m |
| - | 900.0 °C | Electrical resistivity of 1.26E-6 Ω·m |
| - | 1000.0 °C | Electrical resistivity of 1.27E-6 Ω·m |
SEW 400 Grade X35CrMo17 quenched and tempered (+QT) mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | 20.0 °C | Elastic modulus of 218 - 223 GPa | - |
| - | 100.0 °C | Elastic modulus of 213 - 216 GPa | - |
| - | 200.0 °C | Elastic modulus of 206 - 209 GPa | - |
| - | 300.0 °C | Elastic modulus of 198 - 200 GPa | - |
| - | 400.0 °C | Elastic modulus of 190 - 192 GPa | - |
| - | 500.0 °C | Elastic modulus of 180 - 183 GPa | - |
| - | 600.0 °C | Elastic modulus of 167 GPa | - |
| - | 700.0 °C | Elastic modulus of 150 GPa | - |
| Elongation | 20.0 °C | Elongation of 10 - 12 % | - |
| Hardness, Brinell | 20.0 °C | Hardness, Brinell of 235 - 285 [-] | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.3 [-] | Typical for Martensitic Stainless Steel |
| Shear modulus | 23.0 °C | Shear modulus of 77 GPa | Typical for Martensitic Stainless Steel |
| Tensile strength | 20.0 °C | Tensile strength of 750 - 950 MPa | - |
| Yield strength Rp0.2 | 20.0 °C | Yield strength Rp0.2 of 550 MPa | - |
| - | 50.0 °C | Yield strength Rp0.2 of 550 MPa | - |
| - | 100.0 °C | Yield strength Rp0.2 of 550 MPa | - |
| - | 150.0 °C | Yield strength Rp0.2 of 540 MPa | - |
| - | 200.0 °C | Yield strength Rp0.2 of 530 MPa | - |
| - | 250.0 °C | Yield strength Rp0.2 of 520 MPa | - |
| - | 300.0 °C | Yield strength Rp0.2 of 510 MPa | - |
| - | 350.0 °C | Yield strength Rp0.2 of 490 MPa | - |
| - | 400.0 °C | Yield strength Rp0.2 of 470 MPa | - |
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