DIN 17440 Grade X12Cr13 Soft Annealed (+A) – Premium Stainless Steel for Pressure Vessels & Food Industry
The material X12Cr13, mat. no. 1.4006, is used for rods (for pressure vessels), forgings and drawn wire acc. DIN 17440 : 1996-09. For the application acc. DIN 17440 : 1985-07 (X 6 Cr 13) resp. acc. DIN EN 10088-1,-2,-3 : 1995-08 (X6Cr13) applies: Application as construction parts in water and steam and mild acting mediums of the food industry, mainly in the quenched and tempered condition (fittings, valve spindles, shafts, pump parts, bolts, screws) with finish-ground or polished surface.
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General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.7 - 7.73 g/cm³ |
Mechanical
| Property | Temperature | Value |
|---|---|---|
Elastic modulus | 20.0 °C | 216 - 217.99 GPa |
100.0 °C | 213 - 215 GPa | |
200.0 °C | 188 - 207 GPa | |
300.0 °C | 164 - 200 GPa | |
400.0 °C | 188.79 - 192 GPa | |
Elongation | 20.0 °C | 20 % |
Elongation, transverse | 20.0 °C | 15 % |
Hardness, Brinell | 20.0 °C | 200 [-] |
Hardness, Vickers | 20.0 °C | 200 [-] |
Poisson's ratio | 20.0 °C | 0.29 [-] |
100.0 °C | 0.29 [-] | |
200.0 °C | 0.29 [-] | |
300.0 °C | 0.31 [-] | |
400.0 °C | 0.31 [-] | |
Shear modulus | 20.0 °C | 84.82 GPa |
100.0 °C | 82.5 GPa | |
200.0 °C | 79.57 GPa | |
300.0 °C | 75.86 GPa | |
400.0 °C | 72 GPa | |
Tensile strength | 20.0 °C | 450 - 650 MPa |
Tensile strength, transverse | 20.0 °C | 450 - 650 MPa |
Yield strength | 20.0 °C | 250 MPa |
Yield strength Rp0.2 | 20.0 °C | 250 MPa |
50.0 °C | 240 MPa | |
100.0 °C | 235 MPa | |
150.0 °C | 230 MPa | |
200.0 °C | 225 MPa | |
250.0 °C | 225 MPa | |
300.0 °C | 220 MPa | |
350.0 °C | 210 MPa | |
400.0 °C | 195 MPa | |
Yield strength, transverse | 20.0 °C | 250 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 20.0 °C | 1.02E-5 1/K | |
100.0 °C | 1.05E-5 1/K | ||
200.0 °C | 1.09E-5 - 1.1E-5 1/K | ||
300.0 °C | 1.13E-5 - 1.15E-5 1/K | ||
400.0 °C | 1.16E-5 - 1.2E-5 1/K | ||
500.0 °C | 1.2E-5 1/K | ||
600.0 °C | 1.22E-5 1/K | ||
Max service temperature, long | 0 - 550 °C | ||
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 439 - 460 J/(kg·K) | |
100.0 °C | 474 J/(kg·K) | ||
200.0 °C | 498 J/(kg·K) | ||
300.0 °C | 517 J/(kg·K) | ||
400.0 °C | 538 J/(kg·K) | ||
500.0 °C | 564 J/(kg·K) | ||
600.0 °C | 598 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 25.9 - 30 W/(m·K) | |
100.0 °C | 25.3 W/(m·K) | ||
200.0 °C | 25.2 W/(m·K) | ||
300.0 °C | 25.2 W/(m·K) | ||
400.0 °C | 25.4 W/(m·K) | ||
500.0 °C | 25.7 W/(m·K) | ||
600.0 °C | 25.9 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 7.6 mm²/s | |
100.0 °C | 6.6 mm²/s | ||
200.0 °C | 6.1 mm²/s | ||
300.0 °C | 5.8 mm²/s | ||
400.0 °C | 5.3 mm²/s | ||
500.0 °C | 4.8 mm²/s | ||
600.0 °C | 4.1 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 5.59E-7 - 6E-7 Ω·m |
100.0 °C | 6.4E-7 Ω·m | |
200.0 °C | 7.32E-7 Ω·m | |
300.0 °C | 8.17E-7 Ω·m | |
400.0 °C | 8.97E-7 Ω·m | |
500.0 °C | 9.74E-7 Ω·m | |
600.0 °C | 1.05E-6 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.08 - 0.15 % |
Chromium | 11.5 - 13.5 % |
Manganese | 1.5 % |
Nickel | 0.75 % |
Phosphorus | 0.04 % |
Silicon | 1 % |
Sulfur | 0.015 % |
Metal
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