EN 10272 Grade X4CrNiMo16-5-1 Quenched & Tempered Steel (+QT760) – High-Performance Corrosion Resistance
The martensitic steel grade X4CrNiMo16-5-1 acc. to DIN EN 10272 : 2001-01is used for hot and cold formed rods for pressure vessels. The material shows favorable corrosion resistance and low-temperature ductility to -200 °C. It also has high corrosion resistance particularly to water, weak acids and bases. oxidizing acids (nitrous acid) and low chloride containing media.
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General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.56 - 7.7 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 200 - 218 GPa | |
100.0 °C | 195 - 213 GPa | ||
200.0 °C | 185 - 206 GPa | ||
300.0 °C | 175 - 198 GPa | ||
400.0 °C | 170 - 190 GPa | ||
500.0 °C | 180 GPa | ||
600.0 °C | 167 GPa | ||
700.0 °C | 150 GPa | ||
Elongation | 20.0 °C | 16 % | |
Elongation, transverse | 20.0 °C | 14 % | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Martensitic Stainless Steel |
Shear modulus | 23.0 °C | 77 GPa | Typical for Martensitic Stainless Steel |
Tensile strength | 20.0 °C | 760 - 960 MPa | |
Tensile strength, transverse | 20.0 °C | 760 - 960 MPa | |
Yield strength Rp0.2 | 20.0 °C | 550 MPa | |
100.0 °C | 520 MPa | ||
150.0 °C | 510 MPa | ||
200.0 °C | 500 MPa | ||
250.0 °C | 490 MPa | ||
300.0 °C | 480 MPa | ||
Yield strength Rp0.2, transverse | 20.0 °C | 550 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 20.0 °C | 9.9E-6 1/K | |
100.0 °C | 1.03E-5 1/K | ||
200.0 °C | 1.08E-5 1/K | ||
300.0 °C | 1.12E-5 1/K | ||
400.0 °C | 1.16E-5 1/K | ||
500.0 °C | 1.19E-5 1/K | ||
600.0 °C | 1.21E-5 1/K | ||
700.0 °C | 1.24E-5 1/K | ||
800.0 °C | 1.29E-5 1/K | ||
Max service temperature, long | -200 - 0 °C | ||
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 430 - 450 J/(kg·K) | |
100.0 °C | 482 J/(kg·K) | ||
200.0 °C | 506 J/(kg·K) | ||
300.0 °C | 525 J/(kg·K) | ||
400.0 °C | 547 J/(kg·K) | ||
500.0 °C | 576 J/(kg·K) | ||
600.0 °C | 616 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 15 - 16 W/(m·K) | |
100.0 °C | 17.2 W/(m·K) | ||
200.0 °C | 18.6 W/(m·K) | ||
300.0 °C | 20 W/(m·K) | ||
400.0 °C | 21.2 W/(m·K) | ||
500.0 °C | 22.3 W/(m·K) | ||
600.0 °C | 23.3 W/(m·K) | ||
700.0 °C | 24.1 W/(m·K) | ||
800.0 °C | 25.5 W/(m·K) | ||
900.0 °C | 26.9 W/(m·K) | ||
1000.0 °C | 28.3 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 4.7 mm²/s | |
100.0 °C | 4.5 mm²/s | ||
200.0 °C | 4.5 mm²/s | ||
300.0 °C | 4.6 mm²/s | ||
400.0 °C | 4.4 mm²/s | ||
500.0 °C | 4.1 mm²/s | ||
600.0 °C | 3.6 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 8E-7 - 9.06E-7 Ω·m |
100.0 °C | 9.42E-7 Ω·m | |
200.0 °C | 9.87E-7 Ω·m | |
300.0 °C | 1.03E-6 Ω·m | |
400.0 °C | 1.08E-6 Ω·m | |
500.0 °C | 1.12E-6 Ω·m | |
600.0 °C | 1.18E-6 Ω·m | |
700.0 °C | 1.22E-6 Ω·m | |
800.0 °C | 1.24E-6 Ω·m | |
900.0 °C | 1.26E-6 Ω·m | |
1000.0 °C | 1.27E-6 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.06 % |
Chromium | 15 - 17 % |
Manganese | 1.5 % |
Molybdenum | 0.8 - 1.5 % |
Nickel | 4 - 6 % |
Nitrogen | 0.02 % |
Phosphorus | 0.04 % |
Silicon | 0.7 % |
Sulfur | 0.015 - 0.03 % |
Metal
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