EN 10213-4 Grade GX2NiCrMo28-20-2 – Premium Solution‑Heat Treated Stainless Steel for Pressure Vessels
The austenitic material GX2NiCrMo28-20-2 is mostly used in pressure vessel construction. It is weldable with preheating (20 to 100 °C).
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 8 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 195 GPa | Typical for Austenitic Stainless Steel |
Elongation | 20.0 °C | 30 % | |
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 | 430 - 630 MPa | |
Yield strength Rp1.0 | 20.0 °C | 190 MPa | |
100.0 °C | 165 MPa | ||
200.0 °C | 135 MPa | ||
300.0 °C | 120 MPa | ||
400.0 °C | 110 MPa | ||
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1.45E-5 1/K | |
300.0 °C | 1.62E-5 1/K | ||
500.0 °C | 1.7E-5 1/K | ||
Melting point | 1230 - 1480 °C | Typical for Austenitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 500 J/(kg·K) | |
Thermal conductivity | 50.0 °C | 16 W/(m·K) | |
100.0 °C | 17 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 | 19 - 22 % |
Copper | 2 % |
Manganese | 2 % |
Molybdenum | 2 - 2.5 % |
Nickel | 26 - 30 % |
Nitrogen | 0.2 % |
Phosphorus | 0.04 % |
Silicon | 1 % |
Sulfur | 0.025 % |
Metal
- SEW 395 Grade GX12CrNi18-11: High‑Performance Austenitic Steel, Heat‑Treated & Quenched
- EN 10213-4 Grade GX2CrNi19-11 – High‑Performance Austenitic Stainless Steel, Solution Heat‑Treated & Quenched
- EN 10213-4 Grade GX2CrNiMo19-11-2: Solution Heat‑Treated & Quenched Austenitic Stainless Steel for Pressure Vessels
- EN 10213-4 Grade GX5CrNiMoNb19-11-2: Heat‑Treated, Quenched, Corrosion‑Resistant Austenitic Steel
- DIN 17744 Grade NiMo16Cr16Ti – Heat‑Treated & Quenched for Optimal Performance
- EN 10213-4 Grade GX5CrNi19-10 – Heat-Treated and Quenched Austenitic Stainless Steel
- EN 10213-4 Grade GX5CrNiMo19-11-2: High‑Performance Solution Heat‑Treated and Quenched Steel for Chemical & Textile Industries
- GX5CrNiNb19-11: Heat-Treated, Quenched Grade for High-Performance Cast Parts & Industrial Applications
- EN 10312 Grade X2CrNiMo17-12-2 – High‑Performance Heat‑Treated and Quenched Stainless Steel
- EN 10312 X3CrNiMo17-13-3: Heat‑Treated & Quenched Grade for Corrosion‑Resistant Applications