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ASTM A403 WP321-S Austenitic Stainless Steel 180° Elbow Round Bend

ASTM A403 WP321-S Austenitic Stainless Steel 180° Elbow is a high-performance piping component designed to change the flow direction of fluids by 180 degrees in industrial pipeline systems. Manufactured from titanium-stabilized austenitic stainless steel (Grade 321), it offers exceptional resistance to intergranular corrosion and high-temperature oxidation, making it ideal for demanding applications in petrochemical, food processing, and high-temperature service environments.

1.Chemical & Mechanical Properties

Mechanical Properties

Key Mechanical Characteristics

• Excellent ductility and toughness
• Maintains strength at elevated temperatures
• Good impact resistance at cryogenic temperatures
• Work-hardening properties
• Non-magnetic in annealed condition

2. Key Adventages

(1) Superior intergranular corrosion resistance

(2) Titanium stabilization for high-temp stability

(3) Surface Finish: Pickled/Polished available

(4) Seamless/Welded manufacturing options

(5) Temperature Range: -196°C to 800°C

3. Key Applications

Petrochemical Industry

• Used in high-temperature and high-pressure piping systems for refineries and chemical plants

• Particularly suitable for sulfur-containing media environments

Food Processing Industry

• Hygienic piping connections meeting sanitary standards

• Used in dairy and beverage production equipment

Pharmaceutical Industry

• Critical component for clean piping systems

• Complies with GMP requirements for fluid transfer

Power Generation Industry

• High-temperature steam pipelines in thermal power plants

• Auxiliary system piping in nuclear power plants

Shipbuilding

• Seawater-resistant piping systems

• Engine exhaust systems

Special Application Notes

Suitable for applications with rapid temperature changes

Recommended for oxidizing environments at 400-800°C

Not recommended for reducing acid environments

Can be used in cryogenic conditions down to -196°C

4. Additional Services

• Custom sizes available
• MTR (Material Test Report) provided
• Third-party inspection services