SS310
SS310 is a high-chromium, high-nickel austenitic stainless steel developed for elevated-temperature oxidation resistance. It offers better scaling resistance than conventional 18-8 stainless steels.
SS310 Information
SS310 is a high-chromium, high-nickel austenitic stainless steel developed for elevated-temperature oxidation resistance. It offers better scaling resistance than conventional 18-8 stainless steels.
Metallic winding and compatible ring components where service conditions are suitable.
| Material specification | ASTM A240 |
|---|---|
| Specified grade / UNS | 310 S31000 |
SS310 Chemical Composition
ASTM A240 · Grade-specific requirements
| Element / requirement | Value |
|---|---|
| C % | ≤0.25 |
| Mn % | ≤2.00 |
| P % | ≤0.045 |
| S % | ≤0.030 |
| Si % | ≤1.50 |
| Cr % | 24.0–26.0 |
| Ni % | 19.0–22.0 |
| Mo % | — |
| N % | — |
| Cu % | — |
| Other elements | — |
SS310 Mechanical Properties
ASTM A240 · Grade-specific requirements
| Tensile min (MPa) | Yield min (MPa) | Elongation min (%) | Hardness max |
|---|---|---|---|
| 515 | 205 | 40 | ≤217 HBW |
ASTM A240 Grade Reference
310 S31000
The chemical and mechanical tables on this page use the ASTM A240 requirements for this grade, including the product conditions listed in the standard overview.
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