YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C,T/T |
| Supply Ability | According to Clients' requirements |
| Delivery Time | ±7days |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Product Name | 180° Elbow/ Round Bend |
| Specification & Material | ASTM A403 WP321H-S |
| Material | Stainless Steel |
| Connection Type | Butt weld |
| Size Range | DN15-DN1200 (1/2"-48") |
| Testing | UT , PT , MT, PMI |
| Surface | Pickled/Polished |
| Application | Petrochemical, Food Processing, Pharmaceutical Equipment, High-Temp Piping Systems |
| Brand Name | YUHONG |
| Model Number | ASTM A403 WP321H-S |
| Certification | ABS, BV, DNV, CCS, LR |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | According to Clients' requirements |
| Delivery Time | ±7days | Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Product Name | 180° Elbow/ Round Bend | Specification & Material | ASTM A403 WP321H-S |
| Material | Stainless Steel | Connection Type | Butt weld |
| Size Range | DN15-DN1200 (1/2"-48") | Testing | UT , PT , MT, PMI |
| Surface | Pickled/Polished | Application | Petrochemical, Food Processing, Pharmaceutical Equipment, High-Temp Piping Systems |
| Brand Name | YUHONG | Model Number | ASTM A403 WP321H-S |
| Certification | ABS, BV, DNV, CCS, LR | Place of Origin | China |
| High Light | Changing Direction Pipeline 180° Elbow ，Round Bend 180° Elbow ，ASTM A403 180° Elbow | ||
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
| ASTM A403 WP321-S Chemical Composition (%) | |||||||
| C | Mn | Si | P | S | Cr | Ni | Ti |
| ≤0.08 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.030 | 17.0-19.0 | 9.0-12.0 | ≥5×C (min) |
Mechanical Properties
| Property | Standard Value | Typical Value |
|---|---|---|
| Tensile Strength | ≥485 MPa | 520-670 MPa |
| Yield Strength (0.2% offset) | ≥205 MPa | 240-310 MPa |
| Elongation | ≥35% | 40-50% |
| Hardness (Brinell) | ≤187 HB | 140-170 HB |
Key Mechanical Characteristics
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
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
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. &n... 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. &n...
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