Sandvik 8RE18 (Tube and pipe, seamless)
Datasheet updated 2012-08-02 10:11:57 (supersedes all previous editions)
Sandvik 8RE18 is an austenitic chromium-nickel steel for high-temperature applications.
Standards
- ASTM TP309S, TP309H
- UNS S30908/S30909
- EN number 1.4833
Chemical composition (nominal) %
| C | Si | Mn | P | S | Cr | Ni | Mo | Others |
|---|---|---|---|---|---|---|---|---|
| max | max | |||||||
| 0.07 | 0.5 | 1.7 | 0.035 | 0.015 | 22.5 | 14 | - | - |
Mechanical properties
At 20oC (68oF)
| Proof strength | Tensile strength | Elong. | ||
|---|---|---|---|---|
| Rp0.21) | Rm | A2) | ||
| MPa | ksi | MPa | ksi | % |
| min. | min. | min. | ||
| 205 | 30 | >515 | >75 | 35 |
1 MPa = N/mm2
1) Rp0.2 0 corresponds to 0.2% offset yield strength.
2) Based on L0 = 5.65 √S0 where L0 is the original gauge length and S0 the original cross-section area.
Disclaimer: Recommendations are for guidance only, and the suitability of a material for a specific application can be confirmed only when we know the actual service conditions. Continuous development may necessitate changes in technical data without notice. This datasheet is only valid for Sandvik materials.
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