254SMo Stainless Steel Plate
Grade: 254SMo/S31254/1.4547
Thickness: 3.0mm-200mm
Width: 1.5m/2.0m/2.2m or as client’s requirement.
Standard: ASTM A240/A240M, JIS G4304, JISG 4305, EN 10088/3
Finish: No.1, Polished
- Fast Shipping / Ready Stock
- ISO 9001 Direct Factory
- Custom Cutting & Processing
- 100% MTC & SGS Inspection Supported
254SMO is a super austenitic stainless steel with high chromium, nickel, molybdenum, and nitrogen contents. It provides outstanding resistance to pitting, crevice corrosion, and chloride environments.
Chemical Composition (Typical wt.%)
| Element | Value |
| Carbon (C) | ≤0.020 |
| Chromium (Cr) | 19.50-20.50 |
| Nickel (Ni) | 17.50-18.50 |
| Molybdenum (Mo) | 6.00-6.50 |
| Nitrogen (N) | 0.18-0.22 |
Mechanical Properties (Typical Condition)
| Property | Value |
| Tensile Strength | ≥650 MPa |
| Yield Strength | ≥300 MPa |
| Elongation | ≥35% |
- Seawater systems
- Desalination plants
- Chemical processing
- Flue gas desulfurization systems


254SMO is a super austenitic stainless steel with high chromium, nickel, molybdenum, and nitrogen contents. It provides outstanding resistance to pitting, crevice corrosion, and chloride environments.
Chemical Composition (Typical wt.%)
| Element | Value |
| Carbon (C) | ≤0.020 |
| Chromium (Cr) | 19.50-20.50 |
| Nickel (Ni) | 17.50-18.50 |
| Molybdenum (Mo) | 6.00-6.50 |
| Nitrogen (N) | 0.18-0.22 |
Mechanical Properties (Typical Condition)
| Property | Value |
| Tensile Strength | ≥650 MPa |
| Yield Strength | ≥300 MPa |
| Elongation | ≥35% |
- Seawater systems
- Desalination plants
- Chemical processing
- Flue gas desulfurization systems






