Kasugai Shanghai Co., Ltd.
                                                                                                           
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Tools & Hardware Pipe Fittings

ASTM A234 WP11 Alloy Steel Butt Welding Elbow 90° Long Radius 1/2" to 48" Size Range ASME B16.9

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 30 - 60 working days
Brand: Kasugai
Product Description
Product Overview

ASTM A234 Grade WP11 alloy steel butt welding elbows are engineered for high-strength applications in demanding industrial systems. These fittings feature enhanced corrosion resistance and mechanical properties through carefully controlled alloy composition, making them ideal for stress-induced piping systems where reliability and durability are critical.

Technical Specifications
Product Name ASTM A234 Grade WP11 ASME B16.9 BW L/R 90 Degree Alloy Steel Butt Welding Elbow
Size Range 1/2" to 48"
Wall Thickness Sch5S to XXS
Standards ASTM A234, MSS SP-75
Grade WP11
Manufacturing Standards ASME B16.9
Material Chemical Composition
ASTM A234 Gr WP11 Chemical Composition (%)
Grade Si S Mn P C Mo Cr Ni Cu
WP11 CL1 0.5-1 0.03 0.3-0.6 0.03 0.05-0.15 0.44-0.65 1-1.5
WP11 CL2 0.5-1 0.04 0.3-0.8 0.04 0.05-0.2 0.44-0.65 1-1.5
WP11 CL3 0.5-1 0.04 0.3-0.8 0.04 0.05-0.2 0.44-0.65 1-1.5
ASME B16.9 Long Radius Elbow Dimensions

Long radius (L/R) elbows feature a center-to-end dimension of 1.5D radius (1.5 × NPS in inches), providing smooth flow direction changes with minimal pressure drop. These 90-degree elbows are designed for optimal performance in industrial piping systems.

ASTM A234 WP11 Alloy Steel Butt Welding Elbow dimensional diagram
NPS O.D (mm/inch) A (mm/inch)
90° Elbows
B (mm/inch)
45° Elbows
1/2 21.3 / 0.84 38 / 1.50 16 / 0.62
3/4 26.7 / 1.05 38 / 1.50 19 / 0.75
1 33.4 / 1.32 38 / 1.50 22 / 0.88
1-1/4 42.2 / 1.66 48 / 1.88 25 / 1.00
1-1/2 48.3 / 1.90 57 / 2.25 29 / 1.12
2 60.3 / 2.38 76 / 3.00 35 / 1.38
2-1/2 73.0 / 2.88 95 / 3.75 44 / 1.75
3 88.9 / 3.50 114 / 4.50 51 / 2.00
3-1/2 101.6 / 4.00 133 / 5.25 57 / 2.25
4 114.3 / 4.50 152 / 6.00 64 / 2.50
5 141.3 / 5.56 190 / 7.50 79 / 3.12
6 168.3 / 6.62 229 / 9.00 95 / 3.75
NPS: Nominal Pipe Size; O.D: Outside Diameter at Bevel; A: Center-to-End, 90° Elbows; B: Center-to-End, 45° Elbows. Complete dimensional data available for sizes up to 48".
Key Features & Applications
  • High-strength alloy steel construction for demanding industrial applications
  • Superior corrosion resistance through controlled chemical composition
  • Long radius design minimizes pressure drop and turbulence
  • Compliant with ASTM A234 and ASME B16.9 standards
  • Available in sizes from 1/2" to 48" with various wall thickness options
  • Ideal for power generation, chemical processing, and oil & gas industries

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

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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