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EN 10216‑4 Grade 12Ni14 Steel – Normalized & Tempered (NT) Tubes

Tubes made from cryogenic alloyed high-grade steel 12Ni14 are predominantly used in apparatus, tank, line construction as well as in general machine and equipment engineering. Weldability is available.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.85 g/cm³

27.0 °C

7.86 g/cm³

Mechanical

PropertyTemperatureValue

Elastic modulus

-269.0 °C

215.3 GPa

-200.0 °C

214.6 GPa

-150.0 °C

212.8 GPa

-100.0 °C

210.4 - 214 GPa

-50.0 °C

207.9 GPa

20.0 °C

207 GPa

27.0 °C

203.8 GPa

100.0 °C

202 GPa

200.0 °C

196 GPa

300.0 °C

189 GPa

400.0 °C

181 GPa

Elongation

20.0 °C

22 %

Elongation, transverse

20.0 °C

20 %

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

84 GPa

-200.0 °C

83.7 GPa

-150.0 °C

82.9 GPa

-100.0 °C

81.9 GPa

-50.0 °C

80.9 GPa

27.0 °C

79.1 GPa

Tensile strength

20.0 °C

440 - 620 MPa

Tensile strength, transverse

20.0 °C

440 - 620 MPa

Yield strength Rp0.2

20.0 °C

345 MPa

100.0 °C

245 MPa

200.0 °C

205 MPa

250.0 °C

190 MPa

300.0 °C

170 MPa

Yield strength Rp0.2, transverse

20.0 °C

345 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.02E-5 1/K

20.0 °C

1.13E-5 1/K

100.0 °C

1.18E-5 1/K

200.0 °C

1.23E-5 1/K

300.0 °C

1.27E-5 1/K

400.0 °C

1.31E-5 1/K

Melting point

1316 - 1595 °C

Typical for Nickel Steel

Specific heat capacity

-100.0 °C

441 J/(kg·K)

20.0 °C

464 J/(kg·K)

100.0 °C

479 J/(kg·K)

200.0 °C

496 J/(kg·K)

300.0 °C

513 J/(kg·K)

400.0 °C

532 J/(kg·K)

Thermal conductivity

-100.0 °C

28.9 W/(m·K)

20.0 °C

35.8 W/(m·K)

100.0 °C

38.1 W/(m·K)

200.0 °C

38.9 W/(m·K)

300.0 °C

38 W/(m·K)

400.0 °C

36.8 W/(m·K)

Thermal diffusivity

20.0 °C

9.8 mm²/s

100.0 °C

9.9 mm²/s

200.0 °C

9.5 mm²/s

300.0 °C

8.7 mm²/s

400.0 °C

7.8 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

-100.0 °C

2E-7 Ω·m

20.0 °C

2.65E-7 Ω·m

100.0 °C

3.14E-7 Ω·m

200.0 °C

3.79E-7 Ω·m

300.0 °C

4.61E-7 Ω·m

400.0 °C

5.51E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.15 %

Copper

0.3 %

Manganese

0.3 - 0.8 %

Nickel

3.25 - 3.75 %

Phosphorus

0.03 %

Silicon

0.15 - 0.35 %

Sulfur

0.005 - 0.01 %

Vanadium

0.05 %


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