Duplex Stainless Steel 2205 Round Bar

Duplex Stainless Steel 2205 Round Bar is a dual-phase stainless steel alloy that combines the features of austenitic and ferritic stainless steels.

It offers high strength and excellent corrosion resistance, making it suitable for various applications, particularly in harsh environments such as those found in chemical processing, oil and gas, and marine engineering. Here are some typical details for Duplex Stainless Steel 2205 round bars:

Chemical Composition:

• Chromium: 22-23%
• Nickel: 4.5-6.5%
• Molybdenum: 3-3.5%
• Nitrogen: 0.14-0.20%
• Other elements such as manganese, silicon, sulfur, and carbon in specific ranges.

Mechanical Properties:

• Tensile Strength: 620 MPa (minimum)
• Yield Strength: 450 MPa (minimum)
• Elongation: 25% (minimum)

Physical Properties:

• Density: 7.805 g/cm³
• Melting Range: 1450-1460°C

Corrosion Resistance:

• Duplex Stainless Steel 2205 exhibits excellent resistance to general corrosion, pitting, and crevice corrosion in various corrosive environments, including chloride-containing environments.

Common Applications:

• Chemical processing equipment
• Oil and gas industry components
• Marine engineering, including shipbuilding and offshore platforms
• Heat exchangers
• Pressure vessels
• Pulp and paper industry

Surface Finish:

• Round bars can be supplied in various surface finishes, including hot-rolled, cold-drawn, or polished, depending on the application requirements.