EN 10028-4 Grade X8Ni9: Quenched & Tempered Cryogenic Ni-Alloy Steel for High-Performance Applications
Cryogenic Ni-alloy steel for pressure vessel construction, refrigerators, transmission parts and for construction parts in machine and apparatus engineering up to -196 °C.
Properties
General
| Property | Temperature | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|---|
Density | 20 °C | 7.88 g/cm³ | quenched and tempered (+QT) | EN 10028-4 | Flat |
27 °C | 7.841 g/cm³ | quenched and tempered (+QT) | EN 10028-4 | Flat |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|---|
Elastic modulus | -269 °C | 205.5 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat |
-200 °C | 205.2 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-150 °C | 203.4 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-100 °C | 201 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-100 °C | 201 - 201.4 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-100 °C | 201.4 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-50 °C | 198.9 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 195 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
27 °C | 195.1 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
100 °C | 190 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
200 °C | 184 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
300 °C | 178 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
400 °C | 170 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
Elongation | 20 °C | 18 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Poisson's ratio | -269 °C | 0.285 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat |
-200 °C | 0.286 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-150 °C | 0.287 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-100 °C | 0.288 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-50 °C | 0.29 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat | |
27 °C | 0.292 [-] | quenched and tempered (+QT) | EN 10028-4 | Flat | |
Shear modulus | -269 °C | 80 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat |
-200 °C | 79.8 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-150 °C | 79 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-100 °C | 78.2 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
-50 °C | 77.1 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
27 °C | 75.4 GPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
Tensile strength | 20 °C | 640 - 840 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat |
20 °C | 640 - 820 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 680 - 840 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 680 - 820 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
Yield strength | 20 °C | 480 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat |
20 °C | 490 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 575 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 585 MPa | quenched and tempered (+QT) | EN 10028-4 | Flat |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
Coefficient of thermal expansion | -100 °C | 1.02e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 1.1e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
100 °C | 1.14e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
200 °C | 1.18e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
300 °C | 1.21e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
400 °C | 1.25e-05 1/K | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
Max service temperature | -200 °C | quenched and tempered (+QT) | EN 10028-4 | Flat | Long | |
-196 °C | quenched and tempered (+QT) | EN 10028-4 | Flat | Long | ||
Melting point | 1316 - 1595 °C | Typical for Nickel Steel | ||||
Specific heat capacity | -100 °C | 442 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 464 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
100 °C | 479 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
200 °C | 495 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
300 °C | 511 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
400 °C | 528 J/(kg·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
Thermal conductivity | -100 °C | 23.9 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | |
20 °C | 30.2 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
100 °C | 32.8 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
200 °C | 34.4 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
300 °C | 34.7 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
400 °C | 34 W/(m·K) | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
Thermal diffusivity | 20 °C | 8.3 mm²/s | quenched and tempered (+QT) | EN 10028-4 | Flat | |
100 °C | 8.5 mm²/s | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
200 °C | 8.4 mm²/s | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
300 °C | 8 mm²/s | quenched and tempered (+QT) | EN 10028-4 | Flat | ||
400 °C | 7.3 mm²/s | quenched and tempered (+QT) | EN 10028-4 | Flat |
Electrical
| Property | Temperature | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|---|
Electrical resistivity | -100 °C | 2.51e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat |
20 °C | 3.22e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat | |
100 °C | 3.73e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat | |
200 °C | 4.4e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat | |
300 °C | 5.19e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat | |
400 °C | 6.13e-07 Ω·m | quenched and tempered (+QT) | EN 10028-4 | Flat |
Chemical properties
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Carbon | 0.1 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Manganese | 0.3 - 0.8 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Molybdenum | 0.1 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Nickel | 8.5 - 10 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Phosphorus | 0.02 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Silicon | 0.35 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Sulfur | 0.005 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
0.01 % | quenched and tempered (+QT) | EN 10028-4 | Flat | |
Vanadium | 0.05 % | quenched and tempered (+QT) | EN 10028-4 | Flat |
Technological properties
| Property | ||
|---|---|---|
| Supplier Disclaimer | The given information is a rough description and some properties can depend on various factors such as product thickness. Please contact the supplier or refer to the related norm or standard for further information. | |
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