Inventory Details

S32205

Main Ingredients

Chromium (Cr)

~21.0-23.0%

Nickel (Ni)

~4.5-6.5%

Molybdenum (Mo)

~2.5-3.5%

Manganese (Mn)

≤2.0%

Silicon (Si)

≤1.0%

Carbon (C)

≤0.030%

Phosphorus (P)

≤0.030%

Sulfur (S)

≤0.020%

Nitrogen (N)

~0.08-0.20%

Iron (Fe)

Balance

Product features

Key Features and Characteristics

Corrosion Resistance: S31803/S32205 offers good resistance to general corrosion, as well as localized corrosion phenomena such as pitting and crevice corrosion, in chloride-rich environments. This makes it suitable for use in marine environments, chemical processing, and oil and gas applications.
High Strength

The alloy exhibits high strength and toughness, allowing it to withstand mechanical stresses and pressure in various applications, including offshore platforms, subsea pipelines, and structural components.
Weldability

S31803/S32205 has good weldability and can be readily welded using common welding techniques, providing ease of fabrication and assembly in various engineering applications.
Fatigue Resistance

The alloy demonstrates good fatigue resistance, making it suitable for applications involving cyclic loading and thermal cycling.
Duplex Structure

The balanced ferrite-austenite microstructure of S31803/S32205 provides a combination of strength and corrosion resistance, offering advantages over both austenitic and ferritic stainless steels.
Cost-Effectiveness

S31803/S32205 offers a cost-effective alternative to higher alloyed materials such as super duplex stainless steels, providing a balance between performance and cost.
Applications
- Offshore and marine applications including offshore oil platforms, subsea pipelines, and marine equipment
- Chemical processing equipment such as reactors, heat exchangers, and piping systems
- Oil and gas industry components including flowlines, risers, and subsea equipment
- Desalination plants and equipment for seawater processing
- Pulp and paper processing equipment including digesters and bleach plants
- Structural components in construction and architecture
Thickness 0.6/0.8/1.0/2.0/5.0

Our Partners

Aerospace and Aviation

Our materials jointly fend off corrosion from high-altitude moisture, fuel residues, and extreme atmospheric conditions, endure intense temperatures and extreme pressure changes, fit both core operations and routine equipment needs, ensuring safe flight operations, minimal maintenance demands, and long-lasting reliability for commercial jets, military aircraft, and spacecraft.

Marine Engineering

Our materials collectively resist corrosion from saltwater, seawater mist, and marine organisms, withstand extreme temperatures and pressure fluctuations, suit both critical operations and general equipment needs, ensuring safe marine operations, low-maintenance costs, and long-lasting industrial performance in harsh ocean environments.

Petrochemical industry

Our materials collectively resist corrosion from harsh substances like acids and chlorides, and withstand high temperatures in demanding processes. These materials suit both critical operations and general equipment needs to ensure safe, low-maintenance, and long-lasting industrial operations.

Automotive

Our materials collectively resist corrosion from road salts, moisture, and engine fluids, withstand high temperatures in powertrain and exhaust systems, suit both critical operations and general equipment needs, ensuring safe vehicle performance, low-maintenance requirements, and long-lasting durability under daily driving and harsh road conditions.

Biopharmaceuticals

Our materials collectively resist corrosion from harsh bioprocess fluids, withstand stable temperatures in precise production processes, suit both critical operations and general equipment needs, ensure safe drug production, low-maintenance facility running, and long-lasting industrial operations that meet strict regulatory standards.

Construction & Infrastructure

Our materials jointly fend off corrosion caused by rainfall, dampness, and urban contaminants—key for withstanding outdoor exposure—bear heavy weights and harsh weather, fit both vital applications and everyday equipment uses, guaranteeing safe infrastructure operation, reduced upkeep expenses, and enduring structural reliability for public and commercial developments.

Electronics

Our materials jointly resist corrosion from moisture, dust, and chemical coolants, endure stable temperatures in high-heat components, fit both core operations and routine equipment needs, ensuring reliable electronic performance, reduced maintenance efforts, and long-lasting durability for consumer gadgets, industrial controls, and telecom hardware.

Energy Industry

Our materials jointly ward off corrosion from fuel byproducts, high-pressure fluids, and environmental elements, endure extreme temperatures in power generation and transmission, fit both core operations (oil/gas well casings, renewable energy hardware) and routine equipment needs, ensuring safe energy production/transmission, cut maintenance costs, and long-term reliability across fossil fuel and clean energy sectors.

Environmental industry

Our materials collectively resist corrosion from industrial waste, acidic/alkaline effluents, and chemical treatments, withstand temperature variations in waste processing and water treatment systems, suit both critical operations and general equipment needs, ensuring safe environmental remediation, low-maintenance facility upkeep, and long-lasting performance in waste management and sustainability-focused processes.

Medical

Our materials collectively resist corrosion from sterilizing agents and bodily fluids, maintain structural stability in precision medical devices, suit both critical operations and general equipment needs, ensure safe patient care, low-maintenance device upkeep, and long-lasting performance that meets strict medical regulatory standards.