ASTM A403 WP321-S 180° Short Radius Elbow - Stainless Steel Pipe Fitting for Petrochemical & Power Plant Piping Systems​​

ASTM A403 WP321-S 180° Short Radius Elbow - Stainless Steel Pipe Fitting for Petrochemical & Power Plant Piping Systems​​

YUHONG GROUP​​ specializes in manufacturing ​​high-performance stainless steel pipe fittings​​ for global industrial applications. With over 35 years of expertise in precision engineering, our ​​ASTM A403 WP321-S 180° Short Radius Elbows deliver reliable performance in critical petrochemical and power plant piping systems, where high-temperature resistance and corrosion prevention are paramount.

​​Chemical Composition of Grade 321 (UNS S32100)

​​Heat Treatment Requirements for Grade 321 (UNS S32100)​

Mechanical Properties of Grade 321 (UNS S32100)​

ASTM A403 WP321-S 180° Short Radius Elbow - Application Advantages​

1.​​Excellent High-Temperature Resistance​​

Titanium-stabilized design enables continuous service up to 800°C, making it ideal for power plant superheated steam pipelines.

​​2. Superior Corrosion Resistance​​

Chromium-nickel alloy composition effectively resists acid and chloride corrosion, suitable for petrochemical equipment.

3.​​Space-Saving Installation​​

180° short radius design reduces footprint by 40%, perfect for compact plant layouts.

4.​​Smooth Flow Efficiency​​

Polished inner surface ensures minimal pressure drop and optimal fluid dynamics.

5.​​Long Service Life​​

Complies with ASME B16.9 standards, guaranteeing reliable operation for over 20 years.

​Typical Applications:​​

• High-temperature pipelines in petrochemical plants
• Power plant boiler steam systems
• Heat exchanger connecting piping