EN 10095 Grade X8CrNi25-21 solution annealed (+AT)
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) introduction
Application for parts in industrial furnaces, steam boiler, petroleum plants, for thermometer sheath tubes. Best resistance to nitrogenous, oxygen deficient gases. Heat-resistance in air up to 1050°C.
(highest application temperature).
Equivalent material: GB 06Cr25Ni20, GB S31008, DIN X12CrNi25-21, ISO X8CrNi25-21, JIS SUH310, KS STR310, GOST 10Ch23N18, GOST 10Х23Н18, GOST 20Ch23N18, GOST 20Х23Н18, GOST X8CrNi25-21, ASTM A240Type310S, ASTM A480Type310S, AISI 310S, UNS S31008, DIN 1.4845, DIN X8CrNi25-21, AFNOR Z12CN2520, BS 310S24, UNI X6CrNi2520, SS 2361, UNE F.331, SAE 310S, JIS SUS310S, JIS SUS310STP, JIS SUS310STPY, JIS SUS310STB, JIS SUS310SFB, EN 1.4845
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.76 - 7.9 g/cm³ |
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 1.49E-5 1/K |
- |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.61E-5 1/K |
- |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.67E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.55E-5 - 1.72E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.77E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.7E-5 - 1.81E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.84E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.75E-5 - 1.88E-5 1/K |
- |
| - |
700.0 °C |
Coefficient of thermal expansion of 1.91E-5 1/K |
- |
| - |
800.0 °C |
Coefficient of thermal expansion of 1.85E-5 - 1.94E-5 1/K |
- |
| - |
900.0 °C |
Coefficient of thermal expansion of 1.97E-5 1/K |
- |
| - |
1000.0 °C |
Coefficient of thermal expansion of 1.9E-5 - 2E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 1050 °C |
- |
| Melting point |
- |
Melting point of 1230 - 1480 °C |
Typical for Austenitic Stainless Steel |
| Specific heat capacity |
-100.0 °C |
Specific heat capacity of 440 J/(kg·K) |
- |
| - |
20.0 °C |
Specific heat capacity of 472 - 500 J/(kg·K) |
- |
| - |
100.0 °C |
Specific heat capacity of 487 J/(kg·K) |
- |
| - |
200.0 °C |
Specific heat capacity of 503 J/(kg·K) |
- |
| - |
300.0 °C |
Specific heat capacity of 512 J/(kg·K) |
- |
| - |
400.0 °C |
Specific heat capacity of 520 J/(kg·K) |
- |
| - |
500.0 °C |
Specific heat capacity of 530 J/(kg·K) |
- |
| - |
600.0 °C |
Specific heat capacity of 541 J/(kg·K) |
- |
| - |
700.0 °C |
Specific heat capacity of 551 J/(kg·K) |
- |
| - |
800.0 °C |
Specific heat capacity of 559 J/(kg·K) |
- |
| - |
900.0 °C |
Specific heat capacity of 565 J/(kg·K) |
- |
| - |
1000.0 °C |
Specific heat capacity of 571 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 11.9 - 15 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 13.3 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 15.1 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 16.7 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 18.3 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 19 - 19.8 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 21.3 W/(m·K) |
- |
| - |
700.0 °C |
Thermal conductivity of 22.8 W/(m·K) |
- |
| - |
800.0 °C |
Thermal conductivity of 24.3 W/(m·K) |
- |
| - |
900.0 °C |
Thermal conductivity of 25.7 W/(m·K) |
- |
| - |
1000.0 °C |
Thermal conductivity of 27.1 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 3.3 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 3.4 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 3.7 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 4.1 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 4.3 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 4.5 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 4.7 mm²/s |
- |
| - |
700.0 °C |
Thermal diffusivity of 5 mm²/s |
- |
| - |
800.0 °C |
Thermal diffusivity of 5.4 mm²/s |
- |
| - |
900.0 °C |
Thermal diffusivity of 5.7 mm²/s |
- |
| - |
1000.0 °C |
Thermal diffusivity of 5.8 mm²/s |
- |
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.1 % |
| Chromium |
Chromium of 24 - 26 % |
| Manganese |
Manganese of 2 % |
| Nickel |
Nickel of 19 - 22 % |
| Nitrogen |
Nitrogen of 0.11 % |
| Phosphorus |
Phosphorus of 0.05 % |
| Silicon |
Silicon of 1.5 % |
| Sulfur |
Sulfur of 0.015 % |
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 8.5E-7 - 9.59E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 1.01E-6 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 1.05E-6 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 1.1E-6 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 1.13E-6 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 1.17E-6 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 1.19E-6 Ω·m |
| - |
700.0 °C |
Electrical resistivity of 1.22E-6 Ω·m |
| - |
800.0 °C |
Electrical resistivity of 1.24E-6 Ω·m |
| - |
900.0 °C |
Electrical resistivity of 1.26E-6 Ω·m |
| - |
1000.0 °C |
Electrical resistivity of 1.28E-6 Ω·m |
EN 10095 Grade X8CrNi25-21 solution annealed (+AT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
-269.0 °C |
Elastic modulus of 205.5 GPa |
- |
| - |
-195.0 °C |
Elastic modulus of 205.5 GPa |
- |
| - |
-100.0 °C |
Elastic modulus of 206 GPa |
- |
| - |
20.0 °C |
Elastic modulus of 196 GPa |
- |
| - |
27.0 °C |
Elastic modulus of 143.7 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 190 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 182 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 174 GPa |
- |
| - |
400.0 °C |
Elastic modulus of 166 GPa |
- |
| - |
500.0 °C |
Elastic modulus of 158 GPa |
- |
| - |
600.0 °C |
Elastic modulus of 150 GPa |
- |
| - |
700.0 °C |
Elastic modulus of 142 GPa |
- |
| - |
800.0 °C |
Elastic modulus of 134 GPa |
- |
| - |
900.0 °C |
Elastic modulus of 127 GPa |
- |
| - |
1000.0 °C |
Elastic modulus of 120 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 35 % |
- |
| Elongation A80 |
20.0 °C |
Elongation A80 of 33 % |
- |
| Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 192 [-] |
- |
| Poisson's ratio |
-269.0 °C |
Poisson's ratio of 0.3 [-] |
- |
| - |
-195.0 °C |
Poisson's ratio of 0.3 [-] |
- |
| - |
27.0 °C |
Poisson's ratio of 0.29 [-] |
- |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Austenitic Stainless Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 500 - 700 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 210 MPa |
- |
| Yield strength Rp1.0 |
20.0 °C |
Yield strength Rp1.0 of 250 MPa |
- |
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