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Quality 1.4418
General Product Description
Material number 1.4418
Short name according to EN Z6CND16.5.1
AISI / UNS / Alloy UNS S165M
Applicable standards EN 10088-3, DIN EN 10272, QT900, AISI S165M
Treatment quenched and tempered
Variations
| Quality | Treatment | Shape | Dimension (mm) |
|---|---|---|---|
| 1.4418 | quenched and tempered |  Round | 10 - 425 |
Description
The material 1.4418 is a stainless martensitic Cr steel with 5% nickel. Very good low temperature properties. Application: shipbuilding, offshore, plant engineering, mechanical engineering, propeller shafts, mechanical engineering, axles, pump parts, centrifuge parts
Chemical composition (in %)
| C | Cr | Ni | Mn | Si | P | S | Mo | N | |
|---|---|---|---|---|---|---|---|---|---|
| Min | - | 15,0 | 4,0 | - | - | - | - | 0,8 | 0,020 |
| Max | 0,06 | 17,0 | 6,0 | 1,5 | 0,7 | 0,04 | 0,015 | 1,5 | - |
| Element | Min | Max |
|---|---|---|
| C | - | 0,06 |
| Cr | 15,0 | 17,0 |
| Ni | 4,0 | 6,0 |
| Mn | - | 1,5 |
| Si | - | 0,7 |
| P | - | 0,04 |
| S | - | 0,015 |
| Mo | 0,8 | 1,5 |
| N | 0,020 | - |
Mechanical properties (quenched and tempered)
Tensile strength Rm 900–1100 N/mm2
0.2% proof stress Rp0.2 ≥ 700 N/mm2
Elongation at break A5 16 % (L); 14 % (Q) %
Notched impact energy (ISO-V) 80 J (L); 60 J (Q) J
Hardness – HB
Magnetizability Yes
Typical areas of application
Shipbuilding
Offshore
Mechanical engineering
Plant Engineering
Propeller Shafts and Axles
General properties (quenched and tempered)
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.