Corrosion Resistant 254 SMO Stainless Steel Plate with High Molybdenum Content and Cold Rolled Finish
Price:
US $5.65-10.85 / kg
MOQ:
50 kg
Delivery Time:
Negotiable
Product Description
254 SMO Stainless Steel Plate
Alloy 254 SMO is a premium super austenitic stainless steel plate with low carbon content, alloyed with molybdenum and nitrogen. This high-performance material offers exceptional resistance to pitting, crevice corrosion, stress corrosion cracking, and corrosion fatigue. With strength nearly double that of standard 300 series stainless steel, 254 SMO also provides high ductility and impact strength, making it ideal for demanding industrial applications.
Key Applications
- Petroleum production equipment
- Saltwater and seawater handling systems
- Food and chemical processing equipment
- Pulp mill bleach systems
- Flue gas desulphurization scrubbers
- Tall oil distillation columns
- Offshore oil & gas production equipment
- Desalination equipment
Material Specifications
International Standards
| Standard | Designation |
|---|---|
| UNS | S31254 |
| Werkstoff Nr. | 1.4529 |
| EN | X1CrNiMoCuN20-18-7 |
| DIN | 2.4660 |
| AFNOR | Z1 CNDU 20.18.06AZ |
Chemical Composition
| Element | Content (%) |
|---|---|
| Iron, Fe | 55.69 |
| Chromium, Cr | 20 |
| Nickel, Ni | 18 |
| Molybdenum, Mo | 6.1 |
| Nitrogen, N | 0.20 |
| Carbon, C | 0.010 |
Mechanical Properties
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 680 MPa | 98600 psi |
| Yield strength | 300 MPa | 43500 psi |
| Modulus of elasticity | 195 GPa | 28300 ksi |
| Shear modulus | 75 GPa | 10900 ksi |
| Poisson's ratio | 0.30 | 0.30 |
| Elongation at break | 50% | 50% |
| Hardness, Brinell | 210 | 210 |
Corrosion Resistance
254 SMO stainless steel demonstrates excellent resistance to pitting and crevice corrosion due to its high chromium, molybdenum, and nitrogen content. The very low carbon content minimizes risk of carbide precipitation during heating. This alloy maintains exceptional performance in chloride-containing environments, including seawater, making it suitable for prolonged exposure without suffering from crevice corrosion.
Industry Applications
- Ocean: Marine structures, seawater desalination, marine aquaculture, seawater heat exchange
- Environmental Protection: Flue gas desulfurization, wastewater treatment
- Energy: Nuclear power generation, coal utilization, wave power generation
- Petrochemical Industry: Refining and chemical equipment
- Food Industry: Salt production, soy sauce brewing
- Paper Industry: Various bleaching devices in high chloride environments
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Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben