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S31254 (1.4547) 254 SMO Super Austenitic Stainless Steel was developed as a solution for the oil & gas, offshore and paper industries.
It is 6% Molybdenum and Nitrogen alloyed leading to it’s high resistance to crevice and uniform corrosion.
Properties
Chemical analysis
| Standard | Grade | C | Mn | Cr | Ni | Mo |
|---|---|---|---|---|---|---|
| ASTM A240/A240M | UNS S31254 | <0.020 | <1 | 19.5 – 20.5 | 17.5 – 18.5 | 6.0 – 6.5 |
Mechanical properties
| Grade | Yield MPA | Tensile MPA | Elongation % (50mm) |
|---|---|---|---|
| UNS S31254 | 300 min | 650 – 850 | 50 |
