ASTM A403 WP321-S Austenitic Stainless Steel 180° Elbow Round Bend For Changing Direction of Pipeline

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

Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories already got certificates like : ABS, LR, DNV-GL, BV, KR, CCS, ASME, ISO 9001, ISO14001, ISO18001, ect.

Our factories main products as below :
Factory 1th: Stainless steel seamless tube, Duplex steel seamless tube, Super duplex steel seamless tube, Nickel alloy steel seamless tube;

Factory 2th: Carbon steel seamless tube, Alloy steel seamless tube; Enhanced Heat Tranfer Tube, low fin tube ,U bending workshop;
Factory 3th: High frequency welding fin tube(HFW fin tube, Solid Fin tube, Studded Tube, Serrated Fin tube, Longitudinal welding fin tube), Wound fin tube(L type fin tube, LL type fin tube, KL type fin tube), Embedded G type fin tube , Extruded fin tube, low fin tube, U bend & 180deg. Return;

Yuhong Holding Group also has gained rich experience for project package( products contain:Pipes, Fittings, Flanges, heat exchanger, furnace, fired heater, air cooler, boiler) , YUHONG brand has marked its global presence in more than 85 countries, like, Korea, USA, Canada, Mexico, Colombia, Bolivia, Chile, Argentina, Brazil, Ecuador, Austria, New Zealand, Singapore, Malasyia, Indonesia, Thailand, Vietnam, Ukraine, Turkey,Sauid Arabia, Qatar, U.A.E,Israel,India, UK, France, Italy, Gernmany, Poland, Spain,... We have successfully implemented the orders of Cross Country Pipelines for our valuable customers. In addition, we have also developed a huge network of contacts and strategic alliances with most important manufacturers as stockists around the world.