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EN 10132-4 Grade 80CrV2 Steel: Quenched & Tempered (QT) – High-Performance Spring Strip

The steel 80CrV2 is used as cold rolled strip for springs and special applications in thicknesses of up to 6 mm and as tempered cold strip in thicknesses from 0.30 to 3.00 mm.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.81 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

-100.0 °C

217 GPa

20.0 °C

212 GPa

100.0 °C

207 GPa

200.0 °C

199 GPa

300.0 °C

192 GPa

400.0 °C

184 GPa

500.0 °C

175 GPa

600.0 °C

164 GPa

Hardness, Rockwell C

20.0 °C

38.5 - 52.5 [-]

Hardness, Vickers

20.0 °C

370 - 605 [-]

Poisson's ratio

20.0 °C

0.28 [-]

Shear modulus

23.0 °C

79 GPa

Typical for Tool And Machining Steel

Tensile strength

20.0 °C

1200 - 1800 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.05E-5 1/K

20.0 °C

1.15E-5 1/K

100.0 °C

1.21E-5 1/K

200.0 °C

1.27E-5 1/K

300.0 °C

1.32E-5 1/K

400.0 °C

1.36E-5 1/K

500.0 °C

1.4E-5 1/K

600.0 °C

1.44E-5 1/K

Melting point

1370 - 1425 °C

Typical for Tool And Machining Steel

Specific heat capacity

-100.0 °C

423 J/(kg·K)

20.0 °C

461 J/(kg·K)

100.0 °C

479 J/(kg·K)

200.0 °C

499 J/(kg·K)

300.0 °C

517 J/(kg·K)

400.0 °C

536 J/(kg·K)

500.0 °C

558 J/(kg·K)

600.0 °C

587 J/(kg·K)

Thermal conductivity

20.0 °C

39.6 W/(m·K)

100.0 °C

41.6 W/(m·K)

200.0 °C

41.8 W/(m·K)

300.0 °C

40.3 W/(m·K)

400.0 °C

38.2 W/(m·K)

500.0 °C

36 W/(m·K)

600.0 °C

33.6 W/(m·K)

Thermal diffusivity

20.0 °C

11 mm²/s

100.0 °C

10.8 mm²/s

200.0 °C

10.1 mm²/s

300.0 °C

9.2 mm²/s

400.0 °C

8.1 mm²/s

500.0 °C

7 mm²/s

600.0 °C

5.7 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

2.63E-7 Ω·m

100.0 °C

3.08E-7 Ω·m

200.0 °C

3.78E-7 Ω·m

300.0 °C

4.66E-7 Ω·m

400.0 °C

5.69E-7 Ω·m

500.0 °C

6.87E-7 Ω·m

600.0 °C

8.26E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.75 - 0.85 %

Chromium

0.4 - 0.6 %

Manganese

0.3 - 0.5 %

Molybdenum

0.1 %

Nickel

0.4 %

Phosphorus

0.03 %

Silicon

0.15 - 0.35 %

Sulfur

0.025 %

Vanadium

0.15 - 0.25 %


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