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 | 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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