UNS S31803 (2205) Duplex stainless steel is increasingly used in innovative applications in the form of hollow and steel sections due to its excellent performance characteristics. Here are some key applications for UNS S31803 stainless steel hollow and steel profiles:

Structural Application: Load-bearing members in bridges, especially in corrosive coastal and marine environments
Columns, beams and other structural components in buildings and infrastructure projects
Structural supports and frames for offshore oil and gas platforms, wind turbines and other marine structures

Architectural and Decorative Applications: Handrails, railings and other architectural elements in buildings and public spaces
Structural supports and framing for facades, canopies and other architectural features
Decorative elements in bridges such as railings, lighting fixtures and signs

Industrial Equipment & Machinery: Frames and supports for process equipment in the chemical, petrochemical, pulp and paper industries
Structural components of material handling equipment such as cranes, conveyors and lifting equipment
Frames and enclosures for industrial machinery and equipment in harsh environments

Transportation infrastructure: Structural components of movable bridges such as trunnions, bearings and other load-bearing elements
Supports and frames for signs, lighting and other roadside infrastructure in coastal and marine areas
Structural elements for railway and subway systems, including platforms, canopies and passage components

Renewable Energy Applications: Structural supports and frames for offshore wind turbines and other marine renewable energy systems
Structural components for geothermal power plants and related infrastructure

Superior Corrosion Resistance: The high chromium and molybdenum content in UNS S31803 provides excellent protection from a variety of corrosive environments, ensuring long-term durability of structural components.
High strength and toughness: The dual-phase microstructure of UNS S31803 allows the design of lightweight yet strong structural elements with high tensile and yield strengths and good impact resistance.
Thermal and Low Temperature Stability: UNS S31803 maintains its mechanical properties and corrosion resistance at both high and low temperatures, making it suitable for applications in a variety of climatic conditions.
Fabrication and Welding Capabilities: UNS S31803 is easy to fabricate and weld, capable of producing complex hollow and steel profiles to enable innovative structural designs.
Aesthetics: The unique appearance and corrosion resistance of UNS S31803 stainless steel make it an attractive choice for architectural and decorative applications where both functionality and aesthetics are important.
The use of UNS S31803 stainless steel hollow and steel profiles is particularly advantageous in applications where corrosion resistance, structural integrity and design flexibility are key requirements, such as coastal, marine and industrial environments.