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654SMO Super Austenitic Stainless Steel Plate High Ni, Cr,Mo Content for Unrivaled Durability
| Place of Origin | China |
|---|---|
| Brand Name | TISCO BAOSTEEL |
| Certification | ISO |
| Model Number | 654SMO |
| Minimum Order Quantity | 500 kgs |
| Price | 5000 - 7200 USD/Ton |
| Packaging Details | standard packing for export |
| Delivery Time | 5 - 12 days based on the quantity |
| Payment Terms | T/T, Western Union |
| Supply Ability | 20Ton per week |
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xProduct Details
| Products | Stainless Steel Plate | Grade | 654SMO |
|---|---|---|---|
| Thickness | 1.0 - 80.0mm | Width | 1500mm 1800mm 2000mm |
| Surface | NO.1 | Brand | BAOSTEEL TISCO |
| Standard | ASTM A240/240M | Loading Port | Shanghai Port |
Product Description
654SMO Super Austenitic Stainless Steel Plate High Ni, Cr,Mo Content for Unrivaled Durability
Products Specification
| Products Name | 654SMO Stainless Steel Plate |
| Main Grades | Stainless Steel J1, J2, J4, 201, 202, 301, 304, 304H, 304L, 309, 309S, 310, 310S, 316, 316L, 316TI, 321, 321H, 347, 409, 410, 410S, 420, 430, 441, 904L,630,631,254SMO,654SMO,253MA,2205,2507.etc |
| Thickness | 1.0 - 80.0mm |
| Width | 1250mm,1500mm ,1800mm,2000mm, or custom other size as request |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, AS PER CUSTOMER’S REQUIREMENT |
| Type of Material | Laser Cutting |
| Form | Plate / coil |
| Test Certificate | Yes. |
| Finish | NO.1, 2B, 2D, 2H, 2R, No.4, HAIRLINE, SCOTCH BRITE, SATIN FINISH, NO.8, BA. |
| Brand | TISCO, LISCO,BAOSTEEL , POSCO, JISCO |
654 SMO (Super Austenitic Stainless Steel) plate is a high-performance alloy renowned for its exceptional corrosion resistance and mechanical properties. Here’s a detailed introduction:
Chemical Composition
654 SMO contains a unique blend of elements:
- High chromium (24–26%) and molybdenum (7–8%) for superior resistance to pitting and crevice corrosion.
- Nickel (23–25%) to enhance ductility and stability.
- Copper (0.5–1.0%) and nitrogen (0.4–0.5%) to improve strength and resistance to chloride-induced stress corrosion cracking (SCC).
- Low carbon content (<0.02%) to prevent sensitization.
Key Properties
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Corrosion Resistance:
- Highly resistant to harsh environments, including seawater, chlorides, and acids (e.g., sulfuric and phosphoric acids).
- Offers a Critical Pitting Temperature (CPT) exceeding 60°C, far higher than standard stainless steels like 316L.
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Mechanical Strength:
- Yield strength ≥ 430 MPa and tensile strength ≥ 700 MPa, making it suitable for high-pressure applications.
- Excellent ductility and impact resistance even at low temperatures.
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Heat Resistance:
- Maintains stability in temperatures up to 300°C, with minimal carbide precipitation.
Manufacturing and Fabrication
- Produced via vacuum induction melting (VIM) and electroslag remelting (ESR) for purity.
- Machinable with proper tools and lubrication, though its high strength may require increased cutting forces.
- Weldable using techniques like TIG or MIG, with matching filler metals (e.g., ERNiCrMo-3) to maintain corrosion resistance.
Applications
- Marine Engineering: Offshore platforms, seawater pipelines, and desalination equipment.
- Chemical/Petrochemical Industry: Reactors, heat exchangers, and vessels handling corrosive media.
- Pharmaceuticals and Food Processing: Equipment requiring high hygiene and corrosion resistance.
- Oil and Gas: Subsea components and high-chloride environments.
Standards and Specifications
- Complies with ASTM A240, EN 10088-2, and ASME SA-240.
- Common designations: UNS S32654, 1.4652.
Advantages Over Other Alloys
- Outperforms 904L and 254 SMO in extreme chloride conditions.
- Reduces maintenance and replacement costs in aggressive environments.
- Suitable for applications where weight and strength are critical (e.g., lightweight structures).
654 SMO plate is a premium material chosen for projects demanding unparalleled corrosion resistance and durability in the most challenging environments. Its unique composition makes it a staple in industries where failure due to corrosion is not an option.
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