EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P)
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) introduction
X33CrNiMnN23-8 is a Cr-Ni-Mn-W-N- alloyed valve steel.
Equivalent material: GB 33Cr23Ni8Mn3N, ISO X33CrNiMnN23-8, GOST X33CrNiMnN23-8, SAE EV16, UNS S63018, SAE 23-8N, DIN 1.4866, DIN X33CrNiMnN23-8, AFNOR X33CrNiMnN23-8, BS X33CrNiMnN23-8, AISI EV-16, SAE EV-16, EN 1.4866, GB/T 33Cr23Ni8Mn3N
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) general
Property |
Temperature |
Value |
Density |
20.0 °C |
Density of 7.8 g/cm³ |
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) thermal
Property |
Temperature |
Value |
Comment |
Coefficient of thermal expansion |
100.0 °C |
Coefficient of thermal expansion of 1.65E-5 1/K |
- |
- |
300.0 °C |
Coefficient of thermal expansion of 1.71E-5 1/K |
- |
- |
500.0 °C |
Coefficient of thermal expansion of 1.73E-5 1/K |
- |
- |
700.0 °C |
Coefficient of thermal expansion of 1.74E-5 1/K |
- |
Melting point |
- |
Melting point of 1230 - 1480 °C |
Typical for Austenitic Stainless Steel |
Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
Thermal conductivity |
20.0 °C |
Thermal conductivity of 14.5 W/(m·K) |
- |
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) chemical
Property |
Value |
Carbon |
Carbon of 0.28 - 0.38 % |
Chromium |
Chromium of 22 - 24 % |
Manganese |
Manganese of 1.5 - 3.5 % |
Molybdenum |
Molybdenum of 0.5 % |
Nickel |
Nickel of 7 - 9 % |
Nitrogen |
Nitrogen of 0.25 - 0.35 % |
Phosphorus |
Phosphorus of 0.05 % |
Silicon |
Silicon of 0.5 - 1 % |
Sulfur |
Sulfur of 0.03 % |
Tungsten |
Tungsten of 0.5 % |
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) electrical
Property |
Temperature |
Value |
Comment |
Electrical resistivity |
23.0 °C |
Electrical resistivity of 8.5E-7 Ω·m |
Typical for Austenitic Stainless Steel |
EN 10090 Grade X33CrNiMnN23-8 solution heat-treated and precipitation hardened (+AT+P) mechanical
Property |
Temperature |
Value |
Comment |
Elastic modulus |
20.0 °C |
Elastic modulus of 205 GPa |
- |
Elongation |
20.0 °C |
Elongation of 20 % |
- |
Hardness, Rockwell C |
20.0 °C |
Hardness, Rockwell C of 25 [-] |
- |
Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Austenitic Stainless Steel |
Reduction of area |
20.0 °C |
Reduction of area of 30 % |
- |
Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Austenitic Stainless Steel |
Tensile strength |
20.0 °C |
Tensile strength of 850 - 1100 MPa |
- |
- |
500.0 °C |
Tensile strength of 600 MPa |
- |
- |
550.0 °C |
Tensile strength of 570 MPa |
- |
- |
600.0 °C |
Tensile strength of 530 MPa |
- |
- |
650.0 °C |
Tensile strength of 470 MPa |
- |
- |
700.0 °C |
Tensile strength of 400 MPa |
- |
- |
750.0 °C |
Tensile strength of 340 MPa |
- |
- |
800.0 °C |
Tensile strength of 280 MPa |
- |
Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 550 MPa |
- |
- |
500.0 °C |
Yield strength Rp0.2 of 270 MPa |
- |
- |
550.0 °C |
Yield strength Rp0.2 of 250 MPa |
- |
- |
600.0 °C |
Yield strength Rp0.2 of 220 MPa |
- |
- |
650.0 °C |
Yield strength Rp0.2 of 210 MPa |
- |
- |
700.0 °C |
Yield strength Rp0.2 of 190 MPa |
- |
- |
750.0 °C |
Yield strength Rp0.2 of 180 MPa |
- |
- |
800.0 °C |
Yield strength Rp0.2 of 170 MPa |
- |
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