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Tools & Hardware Pipe Fittings

ASTM A403 90° Stainless Steel Butt Weld Elbow BW WPWX Fitting - 1/2" to 48" Size Range with Sch10S to Sch80 Wall Thickness

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 30 - 60 working days
Brand: Kasugai
Product Description
ASTM A403 90° Stainless Steel Butt Weld Elbow
The 90° stainless steel butt weld elbow is designed to change fluid direction by 90 degrees in pipeline systems. Available in both long radius (LR) and short radius (SR) configurations, these fittings are manufactured to ASTM A403 standards with WPWX classification for high-pressure applications.
Product Specifications
Product Name ASTM A403 Elbow 90 Stainless Steel Butt Welding Fitting
Size Range 1/2" to 48"
Wall Thickness Sch10S, Sch20, STD, Sch40, XS, Sch80
Standards ASTM A403 WPWX, MSS SP-79
Grade WP304/L, WP316/L, WP310S, WP321
Manufacturing Standards ASME B16.9
Elbow Types & Applications
Long Radius (LR) Elbow: Radius ≥ 1.5x pipe diameter, ideal for high-pressure and high-flow rate pipelines.
Short Radius (SR) Elbow: Radius equal to pipe diameter, suitable for low-pressure applications and space-constrained installations.
Class WP Fitting Categories
  • WP-S: Seamless manufacturing method
  • WP-W: Welded construction with radiographed welds
  • WP-WX: All welds radiographed for maximum quality assurance
Material Chemical Composition
Grade WP UNS Designation C Mn P S Si Ni Cr Mo Ti
WP304 S30400 0.08 2.00 0.045 0.030 1.00 8.0-11.0 18.0-22.0
WP304L S30403 0.030E 2.00 0.045 0.030 1.00 8.0-12.0 18.0-22.0
WP310S S31008 0.08 2.00 0.045 0.030 1.00 19.0-22.0 24.0-26.0
WP316 S31600 0.08 2.00 0.045 0.030 1.00 10.0-14.0 16.0-18.0 2.00-3.00
WP316L S31603 0.030E 2.00 0.045 0.030 1.00 10.0-14.0 16.0-18.0 2.00-3.00
WP321 S32100 0.08 2.00 0.045 0.030 1.00 9.0-12.0 17.0-19.0 G
Note: Ellipsis (﹍) indicates no requirement for analysis or reporting. Columbium 0.10-0.30%; Vanadium 0.10-0.30%.
Long Radius 90° Elbow Dimensions
Long Radius 90 Degree Stainless Steel Butt Weld Elbow Dimensions Chart
Short Radius 90° Elbow Dimensions
Short Radius 90 Degree Stainless Steel Butt Weld Elbow Dimensions Chart
These stainless steel butt weld elbows are essential components for industrial piping systems, offering reliable performance in energy conversion plants, chemical processing, and various engineering applications.

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Company Kasugai Shanghai Co., Ltd.
Location Rm.8415, Bldg. A8, No. 808 Hongqiao Road, Xuhui District, Shanghai 200030, Chia
Contact Person Chovy kasugai

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