EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT)

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) introduction

Cryogenic Ni-alloy steel for pressure vessel construction, refrigerators, transmission parts and for construction parts in machine and apparatus engineering up to -196 °C.

Equivalent material: IS SL9N520, IS SL9N590, ASTM A353, ASTM A553TypeI, ASTM A553TypeII, UNS K71340, UNS K81340, DIN X8Ni9, NBN 10Ni36, BS 510, BS 502-650, UNI X10Ni9, UNI X12Ni09, IS SL9N53, IS SL9N60, UNE F.2645-X8Ni09, ASTM A353 Grade, IS X8Ni9, DIN 1.5662, EN 1.5662, AFNOR X8Ni9, BS 1501.509, BS 50, BS X8Ni9, UNE XBNi09, JIS SL9N53, JIS STBL690, JIS SL9N520, JIS SL9N590, JIS STPL690, EN X10Ni9, ISO X8Ni9, ISO X9Ni9, ISO X10Ni9

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) general

Property Temperature Value Condition Related Standards Shape
Density 20 °C Density of 7.88 g/cm³ normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 27 °C Density of 7.841 g/cm³ normalized, normalized and tempered (+N+NT) EN 10028-4 Flat

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) thermal

Property Temperature Value Condition Related Standards Shape Comment
Coefficient of thermal expansion -100 °C Coefficient of thermal expansion of 1.02e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 20 °C Coefficient of thermal expansion of 1.1e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 100 °C Coefficient of thermal expansion of 1.14e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 200 °C Coefficient of thermal expansion of 1.18e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 300 °C Coefficient of thermal expansion of 1.21e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 400 °C Coefficient of thermal expansion of 1.25e-05 1/K normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
Max service temperature - Max service temperature of -200 °C normalized, normalized and tempered (+N+NT) EN 10028-4 Flat Long
- - Max service temperature of -196 °C normalized, normalized and tempered (+N+NT) EN 10028-4 Flat Long
Melting point - Melting point of 1316 - 1595 °C - - - Typical for Nickel Steel
Specific heat capacity -100 °C Specific heat capacity of 442 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 20 °C Specific heat capacity of 464 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 100 °C Specific heat capacity of 479 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 200 °C Specific heat capacity of 495 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 300 °C Specific heat capacity of 511 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 400 °C Specific heat capacity of 528 J/(kg·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
Thermal conductivity -100 °C Thermal conductivity of 23.9 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 20 °C Thermal conductivity of 30.2 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 100 °C Thermal conductivity of 32.8 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 200 °C Thermal conductivity of 34.4 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 300 °C Thermal conductivity of 34.7 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 400 °C Thermal conductivity of 34 W/(m·K) normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
Thermal diffusivity 20 °C Thermal diffusivity of 8.3 mm²/s normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 100 °C Thermal diffusivity of 8.5 mm²/s normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 200 °C Thermal diffusivity of 8.4 mm²/s normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 300 °C Thermal diffusivity of 8 mm²/s normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -
- 400 °C Thermal diffusivity of 7.3 mm²/s normalized, normalized and tempered (+N+NT) EN 10028-4 Flat -

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) chemical

Property - -
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EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) magnetic

Property Value Condition Related Standards Shape
Carbon Carbon of 0.1 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Manganese Manganese of 0.3 - 0.8 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Molybdenum Molybdenum of 0.1 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Nickel Nickel of 8.5 - 10 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Phosphorus Phosphorus of 0.02 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Silicon Silicon of 0.35 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Sulfur Sulfur of 0.005 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- Sulfur of 0.01 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Vanadium Vanadium of 0.05 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) electrical

Property Temperature Value Condition Related Standards Shape
Electrical resistivity -100 °C Electrical resistivity of 2.51e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 20 °C Electrical resistivity of 3.22e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 100 °C Electrical resistivity of 3.73e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 200 °C Electrical resistivity of 4.4e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 300 °C Electrical resistivity of 5.19e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 400 °C Electrical resistivity of 6.13e-07 Ω·m normalized, normalized and tempered (+N+NT) EN 10028-4 Flat

EN 10028-4 Grade X8Ni9 normalized, normalized and tempered (+N+NT) mechanical

Property Temperature Value Condition Related Standards Shape
Elastic modulus -269 °C Elastic modulus of 205.5 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -200 °C Elastic modulus of 205.2 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -150 °C Elastic modulus of 203.4 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -100 °C Elastic modulus of 201 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -100 °C Elastic modulus of 201 - 201.4 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -100 °C Elastic modulus of 201.4 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -50 °C Elastic modulus of 198.9 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 20 °C Elastic modulus of 195 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 27 °C Elastic modulus of 195.1 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 100 °C Elastic modulus of 190 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 200 °C Elastic modulus of 184 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 300 °C Elastic modulus of 178 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 400 °C Elastic modulus of 170 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Elongation 20 °C Elongation of 18 % normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Poisson's ratio -269 °C Poisson's ratio of 0.285 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -200 °C Poisson's ratio of 0.286 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -150 °C Poisson's ratio of 0.287 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -100 °C Poisson's ratio of 0.288 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -50 °C Poisson's ratio of 0.29 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 27 °C Poisson's ratio of 0.292 [-] normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Shear modulus -269 °C Shear modulus of 80 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -200 °C Shear modulus of 79.8 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -150 °C Shear modulus of 79 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -100 °C Shear modulus of 78.2 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- -50 °C Shear modulus of 77.1 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 27 °C Shear modulus of 75.4 GPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Tensile strength 20 °C Tensile strength of 640 - 840 MPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
Yield strength 20 °C Yield strength of 480 MPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat
- 20 °C Yield strength of 490 MPa normalized, normalized and tempered (+N+NT) EN 10028-4 Flat

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Henan Bebon Iron&Steel Co., Ltd.

Xicheng Science & Technology Building High-tech Development Zone, Zhengzhou, China

Tel: +86-371-86151827

E-Mail: [email protected]

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