A234 Wpb Cap
Overview
Product sourcing insights & recommendations


The 'a234 wpb cap' refers to a carbon steel butt-weld pipe fitting manufactured under the ASTM A234 WPB standard, designed for moderate to high-temperature piping systems FergusonUniacero. The market for these components is robust, with a projected global valuation of $8.11 billion by 2026, growing at a CAGR of 6.3% ResearchandmarketsAlibaba.
Key Market Insights & Trends
- Technical Excellence: The WPB grade ensures high weldability (Carbon ≤ 0.30%) and a minimum yield strength of 240 MPa, making it the industry standard for oil, gas, and petrochemical infrastructure TuspipeOepipe.
- Pricing Landscape: 2026 unit prices are expected to range from $2.50 to $50.00 for standard sizes (1/2" to 24"), while larger industrial dimensions can reach $800–$2,500 per ton depending on the manufacturing process OepipeOepipe.
- Demand Drivers: Growth is primarily fueled by massive infrastructure spending in the Asia-Pacific region and a significant shift toward Smart Pipe technology and sustainable manufacturing processes PersistencemarketresearchAlibaba.
The following B2B sourcing files provide a comprehensive list of active suppliers and current wholesale pricing for ASTM A234 WPB caps.
Based on these market findings, you can refine your sourcing strategy:
Astm A234 Wpb Pipe Cap Butt Weld Carbon Steel
Products · 2 lists

ASME B16.9 Sch 40 8 Inch Carbon Steel Pipe Cap ASTM A234 WPB Butt Weld End Cap for Oil and Gas Pipeline
Zhengzhou Huitong Pipeline Equipment Co., Ltd.🇨🇳CN7 yrs
Carbon Steel Butt Weld Pipe Cap, ASME B16.9, ASTM A234 WPB for Oil, Gas & High Pressure Piping
Hebei Chihao Pipeline Equipment Co., Ltd.🇨🇳CN3 yrs
Carbon Steel Pipe Cap ASTM A234 WPB Seamless Butt Weld Pipe Cap ASME B16.9
Hebei Xintai Pipeline Technology Co., Ltd.🇨🇳CN3 yrs
ASME B16.9 Carbon Steel High Pressure Forged Large Diameter Pipe Fitting A234 WPB Butt Welded Seamless End Cap
Cangzhou Jieyue Pipe Fittings Manufacturing Co., Ltd.verified🇨🇳CN3 yrs
ANSI/ASME B16.9 A234 WPB 12 Inch Carbon Steel Forged Butt Welded Smooth Surface Pipe Cap Sch40
Shanxi Midas Industrial Co., Ltd.🇨🇳CN15 yrs
ASTM A234 WPB Carbon Steel Butt Weld Pipe Fitting Cap for Oil and Gas Pipeline
Hebei Shengtian Pipe-Fitting Group Co., Ltd.🇨🇳CN18 yrs
Factory Direct ASME B16.9 Carbon Steel A234 WPB Butt Weld Pipe Cap SCH40/80 NPS 1/2-48 for Oil Gas Pipeline End Closures

ASTM A234 WPB Carbon Steel Butt Weld End Cap DN500 Black Painted Forged
Cangzhou Huishang Pipe Fitting Manufacturing Co., Ltd.🇨🇳CN2 yrs
Astm A234 WPB Carbon Steel Cap 2.5 Inch Black Iron Caps with 73mm Size Casting Surface Painting Pipe Fittings
Tianjin Youfa International Trade Co., Ltd.verified🇨🇳CN14 yrs
Best Price ASME B16.9 1/2" 3/4" 1" DISH END SCH40 PIPE Fittings A234 WPB BW Head Carbon Steel Cap
C.Z.IT Development Co., Ltd.verified🇨🇳CN9 yrs
ANSI B16.9 Butt Welding Carbon Steel Pipe End Cap Tube Caps
Shijiazhuang Dingsheng Pipe Co., Ltd.🇨🇳CN18 yrs
Large Size ASME B16.9 Black Butt Weld SCH40 A234 WPB Carbon Steel Tube End Caps
Shanxi Solid Industrial Co., Ltd.verified🇨🇳CN20 yrs
ASME B16.9 Carbon Steel A234 WPB Low Pressure Polished Pipe Cap Buttweld Seamless End Cap for Water Gas Oil

Carbon Steel Pipe Cap A105 Butt Weld End Cap 1/2" to 24" SCH40 SCH80 ASME B16.9 ASTM A234 WPB
Yanshan Shunlinfeng Pipeline Manufacturing Co., Ltd.verified🇨🇳CN3 yrs
ANSI/ASME Butt Welded Fitting Pipe Cap Seamless Pipe or Stainless Tube Cap Metal Half Sphere Carbon Steel Pipe Fitting End Caps
Cangzhou Zhongshun Steel Pipe Trade Co., Ltd.🇨🇳CN17 yrs
ASME B16.9 Painted Carbon Steel Pipe Cap Fitting ASTM A234 WPB Butt Weld SCH40 SCH80 High Pressure Pipeline Connector
Hebei Nuoan Pipeline Equipment Co., Ltd.🇨🇳CN1 yr
Carbon Steel Cap SCH 80 Butt Welded Pipe End Cap 42" 40" 36" 914mm 1016mm Large Diameter Pipe Caps
Haibo Flange Piping Co., Ltd.verified🇨🇳CN2 yrs
ASTM A234 WP22 WP21 SCH 120 Size 16" Carbon Steel Pipe Fitting Cap
Guangzhou Kingmetal Steel Industry Co., Ltd.🇨🇳CN18 yrs
HaiXin Forged Carbon Steel Pipe Caps Pipe Fittings ANSI B16.9 A234 WPB Butt-Welded Seamless Square Head Class 1000 Low

Butt Weld ANSI A234WPB Carbon Steel Pipe End Cap/Pipe Fittings 1/8"-48" SCH10-SCH160
Hebei Qianding Pipe Fittings Manufacturing Co., Ltd.🇨🇳CN16 yrs
Carbon Steel Pipe End Caps ASME B16.9 for Pipe Connection End Dish CS A234 WPB

Cast Bend Pipe Cap ASME B16.9 Carbon Steel A234 WPB Butt Weld Cap 1/2"-48" Pipe Fittings Black/Painting/Anti-rust Oil Surface
Hebei Jm Pipe Co., Ltd🇨🇳CN1 yr
Plumbing Fittings Butt Weld Pipe Cap A234 WPB SCH 40 Carbon Steel Pipe Fittings End Cap
Xi'an Wanyuan Metal Materials Co., Ltd.verified🇨🇳CN5 yrs
Carbon Steel Cap ASME/ANSI A234 WPB B16.9 SCH 40/80
Cangzhou Datang Steel Pipe Co., Ltd.verified🇨🇳CN4 yrs
GB/T12459-2017 High Pressure Customized Butt Weld Pipe Cap Smooth Surface ASTM A234 WPB Fittings SCH40 SCH60 SCH80 Sizes
Hangzhou Longchen Pipe Fittings Technology Co., Ltd.🇨🇳CN2 yrs
ANSI B16.9 ASTM A105 WPB Butt Welded Pipe Fittings Cap Carbon Steel Seamless Forged SCH40 1/2" 10" Pipe End Cap Tube Caps
Tianjin Xiangliyuan Steel Trading Co., Ltd.verified🇨🇳CN3 yrs
ASME B16.9 Low Pressure Carbon Steel Pipe Cap A234 WPB SCH 40/80 Smooth Surface 100% Radiography Test (RT) OEM Factory
Cangzhou Ronghui Pipeline Accessories Co., Ltd.🇨🇳CN1 yr
Stainless Steel Pipe ASME B16.9 Butt Weld End Cap A234 WPB 304 316 Seamless Pipe Fitting for Oil Gas Water Pipeline
Hebei Senrui Pipeline Equipment Co., Ltd.verified🇨🇳CN2 yrs
China SYI A234 Wp12 Butt Welding Seamless Carbon Steel Pipe Fitting End Cap for Oil Gas Pipeline 1/2"-68" Diameter 24 Months
Shanxi Yuansheng Industral Co., Ltd.verified🇨🇳CN21 yrs
China SYI A234 Wp12 Butt Welding Seamless Carbon Steel Pipe Fitting End Cap for Oil Gas Pipeline 1/2"-68" Diameter 24 Months
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Sources & References
22 sources cited · Verified industry data & reports

ASTM A234 WPB Pipe End Cap
rcmetal.co.in
The Carbon Steel Pipe Cap A234 WPB has 240MPa minimum yield strength and 585MPa minimum tensile strength. This enables the pipes to be used with high stress ...

A234 WPB Large Diameter Pipe Cap
Sunny Steel
The ASTM A234 WPB Cap is mostly made of carbon steel with a minimum yield strength of 240MPa and minimum tensile strength of 585MPa, which helps the pipe fit

6 in. Standard Carbon Steel Butt Weld Cap ASTM A234 WPB
Ferguson
Application. Commercial, Industrial ; ASME. ASME B16.9 ; ASTM. ASTM A234 WPB ; FM Approved. No ; IAPMO Listed. No.

Steel Standard Weight Butt Weld Caps - Domestic/Import
Tork Systems
Made from Carbon Steel A234 WPB with a Butt weld connection. terminate a pipe run and prevent fluid or gas from leaking out. Material Size 3/4 in.

ASTM A234 WPB Carbon Steel Pipe Fittings
Tianjin United Steel Piping Co., Ltd
ASTM A234 WPB specifies a minimum yield strength of greater than or equal to 240 MPa. Its elongation is greater than or equal to 20%, providing ...

Carbon Steel ASTM A234 Buttweld Fittings Manufacturer
Creative Piping Solutions
ASTM A234 is the Standard Specification for steel pipe fittings include carbon Steel and alloy steel material for moderate and high-temperature ...
