2205 1.4462 Duplex Stainless Steel Plate Sheet Structural Section Bar

2205 / 1.4462 Duplex Stainless Steel PlatesPeak Kong Special Steel maintains strong supply capabilities, with extensive in-stock inventory of 2205 / 1.4462 duplex stainless steel plates covering thicknesses from 3mm to 100mm. We provide more than high-quality raw materials, offering a complete one-stop service including high-precision cutting, welding, beveling, inspection, and finished-product fabrication.
Supported by advanced automated processing equipment and a rigorous quality control system, we create comprehensive added value for customers’ engineering projects. Our products and services can meet stringent construction, marine, and industrial requirements across the European Union (EN), United States (ASTM), Japan (JIS), and United Kingdom (BS).
Peak Kong Special Steel — Advanced Processing Capabilities and International StandardsOur products and materials are manufactured and supplied in accordance with internationally recognized specifications, including EN 10088-2 for stainless steel plates and strips for general purposes and ASTM A240 / A240M for chromium and chromium-nickel stainless steel plate, sheet, and strip for pressure vessels and general applications.
One-Stop Precision Processing and Value-Added ServicesHigh-Precision Cutting:
Equipped with large-format laser cutting, waterjet cutting, and plasma cutting systems, we support precision cutting of large plates and complex geometric shapes.
Professional Beveling:
V-type, X-type, U-type, and other structural welding bevel configurations can be customized. Precise dimensions and smooth surfaces provide an optimized preparation for high-quality field welding.
Precision Welding:
Laser hybrid welding and CMT welding technologies are available for high-quality fabrication, assembly, and joining of medium and heavy stainless steel plates.
Professional Non-Destructive Testing (NDT):
Testing can be arranged according to HOKLAS, TÜV, or DNV requirements, including 100% ultrasonic testing (UT), magnetic particle testing (MT), and penetrant testing (PT), subject to project specifications and material compatibility.
100% Quality Traceability:
Our stocked plates are sourced from leading international steel mills and can be supplied with official inspection reports and complete Material Test Certificates (MTC 3.1 / 3.2), ensuring reliable material origin and traceability of product performance.
2205 / 1.4462 Duplex Stainless Steel Plate SpecificationsPlate Type
Thickness Range
Width & Length Range
Processing / Delivery Condition
Standard Medium-Thin Plate
3.0–8.0mm
Width: 1500 / 2000mm; Length: 6000mm or cut-to-length
Solution annealed and pickled, NO.1 surface
Medium-Heavy Structural Plate
10.0–40.0mm
Width: 1500–2500mm; Length: 6000–12000mm
Extra-Heavy Plate
42.0–100.0mm
Width: up to 3000mm; Length: up to 12000mm
Note: Peak Kong Special Steel maintains substantial in-stock inventory. For special dimensions, tight tolerances, or specific surface requirements, customers are welcome to contact our sales team for real-time inventory verification and customized supply solutions.
Key Advantages of 2205 / 1.4462 Duplex Stainless Steel PlatesHigh Yield StrengthWith a typical minimum yield strength of ≥450 MPa under applicable material specifications, 2205 duplex stainless steel provides significantly higher strength than conventional 304 / 316L austenitic stainless steels.
For designs subjected to comparable pressure or dynamic loading, the higher strength can potentially allow optimized plate thickness and reduced structural weight, subject to engineering calculations and applicable design codes.
Excellent Corrosion and Pitting ResistanceWith a typical PREN ≥34, 2205 duplex stainless steel offers excellent resistance to pitting and crevice corrosion.
Its balanced austenitic-ferritic microstructure provides strong resistance in chloride-containing environments, marine atmospheres, and many chemically aggressive service conditions. It also offers improved resistance to stress corrosion cracking compared with many conventional austenitic stainless steels.
Machining and Welding AdaptabilityAlthough 2205 offers high strength, it also provides good toughness and forming characteristics when processed according to appropriate procedures.
With professional welding procedure control, including appropriate heat-input management, filler-metal selection, and interpass temperature control, weld quality and duplex phase balance can be effectively managed.
Sustainability and Life-Cycle Performance2205 stainless steel is fully recyclable and can provide long service life with relatively low maintenance requirements when properly selected and designed for the service environment.
Its durability and corrosion resistance can reduce the need for repeated coating, repair, and replacement over the operating life of a project, supporting long-term life-cycle cost optimization and sustainability objectives.
Applications of 2205 / 1.4462 Duplex Stainless Steel PlatesMarine Engineering and InfrastructureAuxiliary components for steel box girders of cross-sea bridges;
Reinforcement plates for breakwaters;
Load-bearing plates for port berthing systems;
Embedded components for waterfront promenade platforms.

Pressure Vessels and Chemical Processing EquipmentOil and gas storage tanks;
Internal components and structures for chemical reactors;
Cargo hold partition structures for specialized chemical carriers;
Primary structural components of pickling tanks.

Environmental Protection and Water TreatmentEvaporator housings for large seawater desalination plants;
Weir plates for large wastewater treatment clarifiers;
Flue-gas duct dampers for desulfurization and denitrification systems.

Architectural and Structural ApplicationsLarge embedded components for coastal high-rise landmark buildings;
Heavy structural plate connections for external building structures;
Heavy-load truss node plates for skylight structures.

Contact UsFor 2205 / 1.4462 duplex stainless steel plate raw material procurement, precision cutting, beveling, welding, inspection, and one-stop finished-product fabrication services, please contact us.
Peak Kong Special Steel provides advanced, safe, and globally certified one-stop specialty steel solutions, from raw material supply through precision processing and finished-product delivery.