DIN 17480 Grade X50CrMnNiNbN21-9 solution heat-treated and precipitation hardened (+AT+P)
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DIN 17480 Grade X50CrMnNiNbN21-9 solution heat-treated and precipitation hardened (+AT+P)

Equivalent material: EN X50CrMnNiNbN21-9, DIN 1.4882, AFNOR Z50CMNNb21-09, AISI XEV-F, SAE XEV-F, EN 1.4882

DIN 17480 Grade X50CrMnNiNbN21-9 solution heat-treated and precipitation hardened (+AT+P) general

Property Temperature Value
Density 20.0 °C Density of 7.8 g/cm³

DIN 17480 Grade X50CrMnNiNbN21-9 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 1.55E-5 1/K -
- 300.0 °C Coefficient of thermal expansion of 1.75E-5 1/K -
- 500.0 °C Coefficient of thermal expansion of 1.85E-5 1/K -
- 700.0 °C Coefficient of thermal expansion of 1.88E-5 1/K -
Max service temperature, long - Max service temperature, long of 0 - 700 °C -
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) -

DIN 17480 Grade X50CrMnNiNbN21-9 solution heat-treated and precipitation hardened (+AT+P) chemical

Property Value
Carbon Carbon of 0.45 - 0.55 %
Chromium Chromium of 20 - 22 %
Manganese Manganese of 8 - 10 %
Nickel Nickel of 3.5 - 5.5 %
Nitrogen Nitrogen of 0.4 - 0.6 %
Phosphorus Phosphorus of 0.05 %
Silicon Silicon of 0.45 %
Sulfur Sulfur of 0.03 %
Tungsten Tungsten of 0.8 - 1.5 %

DIN 17480 Grade X50CrMnNiNbN21-9 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

DIN 17480 Grade X50CrMnNiNbN21-9 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 12 % -
Hardness, Rockwell C 20.0 °C Hardness, Rockwell C of 30 [-] -
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 15 % -
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Austenitic Stainless Steel
Tensile strength 20.0 °C Tensile strength of 950 - 1150 MPa -
- 500.0 °C Tensile strength of 680 MPa -
- 550.0 °C Tensile strength of 650 MPa -
- 600.0 °C Tensile strength of 610 MPa -
- 650.0 °C Tensile strength of 550 MPa -
- 700.0 °C Tensile strength of 480 MPa -
- 750.0 °C Tensile strength of 410 MPa -
- 800.0 °C Tensile strength of 340 MPa -
Yield strength Rp0.2 20.0 °C Yield strength Rp0.2 of 580 MPa -
- 500.0 °C Yield strength Rp0.2 of 350 MPa -
- 550.0 °C Yield strength Rp0.2 of 330 MPa -
- 600.0 °C Yield strength Rp0.2 of 310 MPa -
- 650.0 °C Yield strength Rp0.2 of 280 MPa -
- 700.0 °C Yield strength Rp0.2 of 260 MPa -
- 750.0 °C Yield strength Rp0.2 of 235 MPa -
- 800.0 °C Yield strength Rp0.2 of 220 MPa -

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