EN 10297-1 Grade 41Cr4 quenched and tempered (+QT)

Equivalent material: EN 41Cr4, DIN 1.7035, AFNOR 41Cr4, BS 41Cr4, BS 530M40, UNE 41Cr4, AISI 5140, AISI 5140H, SAE 5140, SAE 5140H, JIS SCr440, JIS SCr440WCH, JIS SCr440H, JIS SCr440M, EN 1.7035, GOST 41H, GOST 40Ch, GOST 38ChA, GB 40Cr, GB/T 40Cr, GB/T A20402, ASTM 5140, UNS H51400, UNS G51400, IS 40Cr1, IS 40Cr4

EN 10297-1 Grade 41Cr4 quenched and tempered (+QT) general

Property Temperature Value
Density 20.0 °C Density of 7.83 g/cm³

EN 10297-1 Grade 41Cr4 quenched and tempered (+QT) thermal

Property Temperature Value Comment
Coefficient of thermal expansion -100.0 °C Coefficient of thermal expansion of 1.05E-5 1/K -
- 20.0 °C Coefficient of thermal expansion of 1.15E-5 1/K -
- 100.0 °C Coefficient of thermal expansion of 1.21E-5 1/K -
- 200.0 °C Coefficient of thermal expansion of 1.27E-5 1/K -
- 300.0 °C Coefficient of thermal expansion of 1.32E-5 1/K -
- 400.0 °C Coefficient of thermal expansion of 1.36E-5 1/K -
- 500.0 °C Coefficient of thermal expansion of 1.4E-5 1/K -
- 600.0 °C Coefficient of thermal expansion of 1.44E-5 1/K -
Melting point - Melting point of 1382 - 1529 °C Typical for Chromium Steel
Specific heat capacity -100.0 °C Specific heat capacity of 423 J/(kg·K) -
- 20.0 °C Specific heat capacity of 461 J/(kg·K) -
- 100.0 °C Specific heat capacity of 479 J/(kg·K) -
- 200.0 °C Specific heat capacity of 499 J/(kg·K) -
- 300.0 °C Specific heat capacity of 517 J/(kg·K) -
- 400.0 °C Specific heat capacity of 536 J/(kg·K) -
- 500.0 °C Specific heat capacity of 558 J/(kg·K) -
- 600.0 °C Specific heat capacity of 587 J/(kg·K) -
Thermal conductivity 20.0 °C Thermal conductivity of 45.1 W/(m·K) -
- 100.0 °C Thermal conductivity of 45.1 W/(m·K) -
- 200.0 °C Thermal conductivity of 44.1 W/(m·K) -
- 300.0 °C Thermal conductivity of 41.9 W/(m·K) -
- 400.0 °C Thermal conductivity of 39.4 W/(m·K) -
- 500.0 °C Thermal conductivity of 36.9 W/(m·K) -
- 600.0 °C Thermal conductivity of 34.4 W/(m·K) -
Thermal diffusivity 20.0 °C Thermal diffusivity of 12.5 mm²/s -
- 100.0 °C Thermal diffusivity of 11.6 mm²/s -
- 200.0 °C Thermal diffusivity of 10.6 mm²/s -
- 300.0 °C Thermal diffusivity of 9.5 mm²/s -
- 400.0 °C Thermal diffusivity of 8.4 mm²/s -
- 500.0 °C Thermal diffusivity of 7.1 mm²/s -
- 600.0 °C Thermal diffusivity of 5.8 mm²/s -

EN 10297-1 Grade 41Cr4 quenched and tempered (+QT) chemical

Property Value
Carbon Carbon of 0.38 - 0.45 %
Chromium Chromium of 0.9 - 1.2 %
Manganese Manganese of 0.6 - 0.9 %
Phosphorus Phosphorus of 0.04 %
Silicon Silicon of 0.4 %
Sulfur Sulfur of 0.035 %

EN 10297-1 Grade 41Cr4 quenched and tempered (+QT) electrical

Property Temperature Value
Electrical resistivity 20.0 °C Electrical resistivity of 2.31E-7 Ω·m
- 100.0 °C Electrical resistivity of 2.84E-7 Ω·m
- 200.0 °C Electrical resistivity of 3.58E-7 Ω·m
- 300.0 °C Electrical resistivity of 4.48E-7 Ω·m
- 400.0 °C Electrical resistivity of 5.52E-7 Ω·m
- 500.0 °C Electrical resistivity of 6.71E-7 Ω·m
- 600.0 °C Electrical resistivity of 8.06E-7 Ω·m

EN 10297-1 Grade 41Cr4 quenched and tempered (+QT) mechanical

Property Temperature Value Comment
Elastic modulus -100.0 °C Elastic modulus of 217 GPa -
- 20.0 °C Elastic modulus of 212 GPa -
- 100.0 °C Elastic modulus of 207 GPa -
- 200.0 °C Elastic modulus of 199 GPa -
- 300.0 °C Elastic modulus of 192 GPa -
- 400.0 °C Elastic modulus of 184 GPa -
- 500.0 °C Elastic modulus of 175 GPa -
- 600.0 °C Elastic modulus of 164 GPa -
Elongation 20.0 °C Elongation of 11 - 14 % -
Elongation, transverse 20.0 °C Elongation, transverse of 9 - 12 % -
Poisson's ratio 23.0 °C Poisson's ratio of 0.29 [-] Typical for Chromium Steel
Reduction of area 20.0 °C Reduction of area of 30 - 40 % -
Reduction of area, transverse 20.0 °C Reduction of area, transverse of 30 - 40 % -
Tensile strength 20.0 °C Tensile strength of 800 - 1200 MPa -
Tensile strength, transverse 20.0 °C Tensile strength, transverse of 800 - 1200 MPa -
Yield strength 20.0 °C Yield strength of 560 - 800 MPa -
Yield strength, transverse 20.0 °C Yield strength, transverse of 560 - 800 MPa -

Experience the strength, resilience, and versatility of our premium steel products.

-- Our promise

Similar or equivalent steel materials

Get a quote