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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​​
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​​
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​​
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​​
Specifications
Brand Name :
YUHONG
Model Number :
ASTM A403 WP321-S
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiable
Payment Terms :
L/C, T/T
Supply Ability :
1500 tons per month
Delivery Time :
15-30days
Packaging Details :
Plywooden Case /Iron Case
Standard​ :
ASTM A403/ASME SA403
Material Grade​ :
WP321-S (UNS S32100)
Product Type​ :
180° Short Radius Elbow
Application​ :
Petrochemical & Power Plant Piping
Size Range​ :
1/2" to 24"
End Connection​ :
Butt Weld
Description

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)

Element​​ ​​Requirement (%)​​
​​Carbon (C)​​ 0.08 max
​​Manganese (Mn)​​ 2.00 max
​​Phosphorus (P)​​ 0.045 max
​​Sulfur (S)​​ 0.030 max
​​Silicon (Si)​​ 1.00 max
​​Nickel (Ni)​​ 9.0-12.0
​​Chromium (Cr)​​ 17.0-19.0

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

Parameter​​ ​​Requirement​​
​​Grade (WP/CR)​​ WP321 / CR321
​​UNS Designation​​ S32100
​​Solution Anneal Temperature, min​​ 1900°F [1040°C]
​​Quench Media​​ Water or other rapid cool

Mechanical Properties of Grade 321 (UNS S32100)​

Property​​ ​​Requirement​​ ​​Notes​​
​​Grade​​ 321 Titanium-stabilized austenitic stainless steel
​​UNS Designation​​ S32100
​​Yield Strength, min​​ 30 ksi [205 MPa] 0.2% offset
​​Tensile Strength, min​​ 75 ksi [515 MPa]
​​Elongation, min​​ 28% (Longitudinal) / 20% (Transverse) In 4D gauge length

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

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

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

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Product Detail
Brand Name :
YUHONG
Model Number :
ASTM A403 WP321-S
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiable
Contact Supplier
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​​
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 Co.,Ltd

Verified Supplier
14 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Main Products :
Stainless Steel Seamless Pipe, Stainless Steel Seamless Tube, Duplex Stainless Steel Pipe
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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