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Quality 1.4125
General Product Description
Material number 1.4125
Short name according to EN Z100CD17
AISI / UNS / Alloy AISI 440C, UNS S44004
Applicable standards EN 10088-3, AMS 5630, AMS 5880
Treatment annealed
Variations
| Quality | Treatment | Shape | Dimension (mm) |
|---|---|---|---|
| 1.4125 | annealed |  Round | 5 - 340 |
Description
The material 1.4125 / 440C is ideal for the production of balls, rollers, needles and rings for stainless bearings.
Chemical composition (in %)
| C | Mn | Cr | Si | P | S | Ni | Mo | Cu | |
|---|---|---|---|---|---|---|---|---|---|
| Min | 0,95 | - | 16,0 | - | - | - | - | - | - |
| Max | 1,20 | 1,0 | 18,0 | 1,0 | 0,04 | 0,03 | 0,75 | 0,75 | 0,50 |
| Element | Min | Max |
|---|---|---|
| C | 0,95 | 1,20 |
| Mn | - | 1,0 |
| Cr | 16,0 | 18,0 |
| Si | - | 1,0 |
| P | - | 0,04 |
| S | - | 0,03 |
| Ni | - | 0,75 |
| Mo | - | 0,75 |
| Cu | - | 0,50 |
Mechanical properties (annealed)
Tensile strength Rm – N/mm2
0.2% proof stress Rp0.2 – N/mm2
Elongation at break A5 – %
Notched impact energy (ISO-V) – J
Hardness ≤ 255 HB
Magnetizability No
Typical areas of application
Rolling Bearings
Cutting Tools
Wear Parts
Valves and Valve Components
Instrument Components
Precision Components
General properties (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.