EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT)
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) introduction
The austenitic-ferritic steel X2CrNiMoCuWN25-7-4 will be delivered in the solution annealed condition as cold rolled strip, hot rolled sheet and strip, bars, wire rod and profiles. It shows resistance to intercrystalline corrosion even in sensitized condition.
Equivalent material: GB 022Cr25Ni7Mo4WCuN, GB S27603, ASTM A240UNSS32760, UNS S32760, ISO X2CrNiMoCuWN25-7-4, DIN 1.4501, DIN 25-7-4, DIN S32760, DIN X2CrNiMoCuWN25-7-4, AFNOR Z3CNDUW25-07Az, BS X2CrNiMoCuWN25-7-4, AISI S32760, SAE S32760, JIS SM25Cr, EN 1.4501, ISO 4501-327-60-I, ISO DM36B, ISO 56, GB 022Cr25Ni7Mo3WCuN, ASTM Type F 55, ASTM Grade F55
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.8 g/cm³ |
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
100.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.35E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.4E-5 1/K |
- |
| Max service temperature |
- |
Max service temperature of 300 °C |
Typical for Duplex Stainless Steel |
| Melting point |
- |
Melting point of 1375 - 1450 °C |
Typical for Duplex Stainless Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 15 W/(m·K) |
- |
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.03 % |
| Chromium |
Chromium of 24 - 26 % |
| Copper |
Copper of 0.5 - 1 % |
| Manganese |
Manganese of 1 % |
| Molybdenum |
Molybdenum of 3 - 4 % |
| Nickel |
Nickel of 6 - 8 % |
| Nitrogen |
Nitrogen of 0.2 - 0.3 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 1 % |
| Sulfur |
Sulfur of 0.015 % |
| Tungsten |
Tungsten of 0.5 - 1 % |
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 8E-7 Ω·m |
EN 10028-7 Grade X2CrNiMoCuWN25-7-4 solution annealed (+AT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
20.0 °C |
Elastic modulus of 200 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 194 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 186 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 180 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 25 % |
- |
| Elongation A80 |
20.0 °C |
Elongation A80 of 25 % |
- |
| Elongation A80, transverse |
20.0 °C |
Elongation A80, transverse of 20 - 25 % |
- |
| Elongation, transverse |
20.0 °C |
Elongation, transverse of 20 - 25 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Duplex Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Duplex Stainless Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 730 - 930 MPa |
- |
| - |
50.0 °C |
Tensile strength of 711 MPa |
- |
| - |
100.0 °C |
Tensile strength of 680 MPa |
- |
| - |
150.0 °C |
Tensile strength of 660 MPa |
- |
| - |
200.0 °C |
Tensile strength of 640 MPa |
- |
| - |
250.0 °C |
Tensile strength of 630 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 730 - 1000 MPa |
- |
| Yield strength Rp0.2 |
50.0 °C |
Yield strength Rp0.2 of 500 MPa |
- |
| - |
100.0 °C |
Yield strength Rp0.2 of 450 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 420 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 400 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 380 MPa |
- |
| Yield strength Rp0.2, transverse |
20.0 °C |
Yield strength Rp0.2, transverse of 515 - 550 MPa |
- |
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