EN 10028-4 X7Ni9 Cryogenic Nickel Steel – Normalized & Tempered (N+NT)
Cryogenic Ni-alloy steel for pressure vessel construction up to -196 °C.
Properties
General
| Property | Value | Comment |
|---|---|---|
Density | 8.8 g/cm³ | Typical for Nickel Steel |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
Elastic modulus | 200 - 215 GPa | Typical for Nickel Steel | ||||
Elongation | 20 °C | 18 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat | |
Poisson's ratio | 0.291 [-] | Typical for Nickel Steel | ||||
Shear modulus | 76 GPa | Typical for Nickel Steel | ||||
Tensile strength | 20 °C | 680 - 820 MPa | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat | |
Yield strength | 20 °C | 585 MPa | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Thermal
| Property | Value | Comment |
|---|---|---|
Melting point | 1316 - 1595 °C | Typical for Nickel Steel |
Specific heat capacity | 456 J/(kg·K) | Typical for Nickel Steel |
Thermal conductivity | 10 - 50 W/(m·K) | Typical for Nickel Steel |
Chemical properties
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Carbon | 0.1 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Manganese | 0.3 - 0.8 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Molybdenum | 0.1 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Nickel | 8.5 - 10 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Phosphorus | 0.015 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Silicon | 0.35 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Sulfur | 0.005 % | normalized, normalized and tempered (+N+NT) | EN 10028-4 | Flat |
Vanadium | 0.01 % | normalized, normalized and tempered (+N+NT) | 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. | |
Metal
- ASTM A757 Grade E3N: Normalized & Tempered Martensitic Stainless Steel
- ASTM A473 Grade S41500 Stainless Steel – Normalized & Tempered Properties
- ASTM A182 Grade F115 – Normalized & Tempered Austenitic Stainless Steel
- ASTM A182 Grade F6NM – High-Strength Normalized & Tempered Stainless Steel
- EN 10222-3 Grade 12Ni14 – High-Performance Nickel Alloy for Cryogenic Applications
- EN 10222-3 X8Ni9: High‑Performance Nickel Alloy for Cryogenic Applications
- EN 10222-3 Grade X8Ni9: Normalized & Tempered Nickel-Steel for Cryogenic Applications
- EN 10269 X8Ni9 Normalized & Tempered Steel – Ideal for Low‑Temperature Fasteners and Pressure Vessels
- EN 10028-4 Grade X8Ni9: Cryogenic Ni-Alloy Steel (Normalized/Quenched & Tempered)
- EN 10028-4 X8Ni9 Cryogenic Steel – Normalized & Tempered for Extreme Low-Temperature Applications