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EN 10222-3 X12Ni5: High-Performance Normalized & Tempered Nickel Steel for Low-Temperature Forging

Low-temperature nickel steel forging for pressure purposes.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.86 g/cm³

27.0 °C

7.82 g/cm³

Mechanical

PropertyTemperatureValue

Elastic modulus

-269.0 °C

209.4 GPa

-200.0 °C

209.5 GPa

-150.0 °C

208 GPa

-100.0 °C

205.9 - 210 GPa

-50.0 °C

203.1 GPa

20.0 °C

204 GPa

27.0 °C

198.4 GPa

100.0 °C

199 GPa

200.0 °C

193 GPa

300.0 °C

186 GPa

400.0 °C

178 GPa

Elongation

20.0 °C

19 %

Poisson's ratio

-269.0 °C

0.28 [-]

-200.0 °C

0.28 [-]

-150.0 °C

0.28 [-]

-100.0 °C

0.28 [-]

-50.0 °C

0.29 [-]

27.0 °C

0.29 [-]

Shear modulus

-269.0 °C

81.7 GPa

-200.0 °C

81.8 GPa

-150.0 °C

81.1 GPa

-100.0 °C

80.2 GPa

-50.0 °C

79 GPa

27.0 °C

77 GPa

Tensile strength

20.0 °C

510 - 710 MPa

Yield strength

20.0 °C

380 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.02E-5 1/K

20.0 °C

1.12E-5 1/K

100.0 °C

1.17E-5 1/K

200.0 °C

1.21E-5 1/K

300.0 °C

1.25E-5 1/K

400.0 °C

1.28E-5 1/K

Melting point

1316 - 1595 °C

Typical for Nickel Steel

Specific heat capacity

-100.0 °C

440 J/(kg·K)

20.0 °C

463 J/(kg·K)

100.0 °C

477 J/(kg·K)

200.0 °C

494 J/(kg·K)

300.0 °C

510 J/(kg·K)

400.0 °C

529 J/(kg·K)

Thermal conductivity

-100.0 °C

29.5 W/(m·K)

20.0 °C

36.2 W/(m·K)

100.0 °C

38.5 W/(m·K)

200.0 °C

39 W/(m·K)

300.0 °C

38.3 W/(m·K)

400.0 °C

36.2 W/(m·K)

Thermal diffusivity

20.0 °C

10 mm²/s

100.0 °C

10 mm²/s

200.0 °C

9.6 mm²/s

300.0 °C

8.8 mm²/s

400.0 °C

7.7 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

-100.0 °C

1.95E-7 Ω·m

20.0 °C

2.61E-7 Ω·m

100.0 °C

3.1E-7 Ω·m

200.0 °C

3.78E-7 Ω·m

300.0 °C

4.57E-7 Ω·m

400.0 °C

5.57E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.15 %

Manganese

0.3 - 0.8 %

Nickel

4.75 - 5.25 %

Phosphorus

0.02 %

Silicon

0.35 %

Sulfur

5E-3 %

Vanadium

0.05 %


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