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Quality 1.3964
General Product Description
Material number 1.3964
Short name according to EN 1.3964
AISI / UNS / Alloy Alloy 50, Nitronic 50 (XM-19), UNS S20910
Applicable standards WL 1.3964, SEW 390, WW
Treatment solution annealed
Variations
| Quality | Treatment | Shape | Dimension (mm) |
|---|---|---|---|
| 1.3964 | solution annealed |  Round | 8 - 230 |
Description
The material 1.3964 / Alloy 50 is a non-magnetizable austenitic steel. Suitable for seawater, resistant to intergranular corrosion. Weldable. Application: shipbuilding, electrical engineering and mechanical engineering.
Chemical composition (in %)
| C | Cr | Mn | Mo | Ni | P | S | Nb | N | Si | Fe | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | 20,0 | 4,0 | 3,0 | 15,0 | - | - | - | 0,20 | - | - |
| Max | 0,03 | 21,5 | 6,0 | 3,5 | 17,0 | 0,025 | 0,010 | 0,25 | 0,35 | 1,0 | rest |
| Element | Min | Max |
|---|---|---|
| C | - | 0,03 |
| Cr | 20,0 | 21,5 |
| Mn | 4,0 | 6,0 |
| Mo | 3,0 | 3,5 |
| Ni | 15,0 | 17,0 |
| P | - | 0,025 |
| S | - | 0,010 |
| Nb | - | 0,25 |
| N | 0,20 | 0,35 |
| Si | - | 1,0 |
| Fe | - | rest |
Mechanical properties (solution-annealed)
Tensile strength Rm 700 - 950 N/mm2
Hardness ca. 25 HRC
Magnetizability No
Typical areas of application
Defence Industry
electrical engineering
marine engineering and shipbuilding
chemical industry
mechanical and plant engineering
medical technology
Offshore
Food Processing Technology
General properties (solution-annealed)
Corrosion Resistance
Weldability
Forgeability
Tensionability
Note
All information in this data sheet has been compiled to the best of our knowledge and belief. It is for information purposes only and does not constitute a assured property or guarantee. For the suitability of the material in specific applications, we recommend carrying out appropriate inspections and tests. Any liability for damage or errors is excluded.