SEW 400 – X2CrNiMo13‑4 Steel, Quenched & Tempered (QT) – High‑Performance Corrosion‑Resistant Grade
Steel X2CrNiMo13-4 (1.4320) is used for sour gas service in accordance with NACE MR0175.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.7 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 198 GPa | |
100.0 °C | 193 GPa | ||
200.0 °C | 183 GPa | ||
300.0 °C | 175 GPa | ||
400.0 °C | 172 GPa | ||
500.0 °C | 159 GPa | ||
Elongation | 20.0 °C | 17 % | |
Elongation, transverse | 20.0 °C | 15 % | |
Hardness, Brinell | 20.0 °C | 255 [-] | |
Hardness, Brinell, trans | 20.0 °C | 255 [-] | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Austenitic Stainless Steel |
Shear modulus | 23.0 °C | 77 GPa | Typical for Austenitic Stainless Steel |
Tensile strength | 20.0 °C | 680 - 880 MPa | |
Tensile strength, transverse | 20.0 °C | 680 - 880 MPa | |
Yield strength Rp0.2 | 20.0 °C | 520 MPa | |
50.0 °C | 500 MPa | ||
100.0 °C | 490 MPa | ||
150.0 °C | 480 MPa | ||
200.0 °C | 470 MPa | ||
250.0 °C | 460 MPa | ||
300.0 °C | 450 MPa | ||
Yield strength Rp0.2, transverse | 20.0 °C | 520 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1.17E-5 1/K | |
200.0 °C | 1.23E-5 1/K | ||
300.0 °C | 1.26E-5 1/K | ||
Melting point | 1230 - 1480 °C | Typical for Austenitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 430 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 25 W/(m·K) | |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 8.5E-7 Ω·m | Typical for Austenitic Stainless Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.03 % |
Chromium | 12 - 13.5 % |
Manganese | 1 % |
Molybdenum | 0.4 - 0.7 % |
Nickel | 3.5 - 4.5 % |
Phosphorus | 0.04 % |
Silicon | 0.6 % |
Sulfur | 0.015 % |
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