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Quality 1.4044.6
General Product Description
Material number 1.4044.6
Short name according to EN Z5CN17.3
AISI / UNS / Alloy AISI 431C, UNS S43100, SAE51431
Applicable standards WL 1.4044, DIN EN 3506
Treatment quenched and tempered
Variations
| Quality | Treatment | Shape | Dimension (mm) |
|---|---|---|---|
| 1.4044.6 | quenched and tempered |  Round | 14 - 100 |
Tim Weber
Purchasing / Aviation Sales / Authorized Representative
+49 (0) 23 31 - 387 115
weber@remystahl.de
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Pierre Hermsdorf
Authorized Officer / Head of Procurement & Sales
+49 (0) 23 31 - 387 124
hermsdorf@remystahl.de
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Description
The material 1.4044 is a stainless, martensitic chromium steel with added Ni. Heat treatable and highly polishable. Resistant to seawater, weak acids and alkaline solutions, as well as to strongly oxidizing media such as nitric acid. Fields of application: Aerospace, chemical, nuclear
Chemical composition (in %)
| C | Cr | Ni | S | Mn | Si | P | |
|---|---|---|---|---|---|---|---|
| Min | 0,12 | 15,0 | 2,0 | - | - | - | - |
| Max | 0,20 | 18,0 | 3,0 | ≤ 0,025 | ≤ 1,0 | ≤ 1,0 | ≤ 0,035 |
| Element | Min | Max |
|---|---|---|
| C | 0,12 | 0,20 |
| Cr | 15,0 | 18,0 |
| Ni | 2,0 | 3,0 |
| S | - | ≤ 0,025 |
| Mn | - | ≤ 1,0 |
| Si | - | ≤ 1,0 |
| P | - | ≤ 0,035 |
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 ≥ 12 %
Notched impact energy (ISO-V) ≥ 25 (L); ≥ 20 (Q) J
Hardness 269–331 HB
Magnetizability Yes
Typical areas of application
Aerospace Industry
Chemical Industry
Mechanical engineering
Nuclear Engineering
High-Gloss Polished Components
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.