Butt Weld Coupling

Teshi Fittings premier Butt Weld Couplings, meticulously crafted for diverse industries such as Petroleum, Chemical, Hydraulic, Food, and beyond. With meticulous precision and adherence to global quality standards, our Butt Weld Couplings ensure reliable sealing and connection solutions for piping systems. Committed to excellence and customer satisfaction, Teshi Fittings delivers superior performance and durability in every coupling, providing tailored solutions to meet specific project requirements. Experience the unmatched quality of Teshi Fittings’ Butt Weld Couplings and trust in our expertise for all your piping needs.

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Standard Specification of Butt Weld Coupling

DimensionsANSI ASTM A403 / ASME SA403, ANSI B16.9, ASME B16.25, ASME B16.28, MSS SP-43.
Size1/2″ (15 NB) to 48″ (1200NB)
TypeSeamless / ERW / Welded / Fabricated
DINDIN2605, DIN2615, DIN2616, DIN2617, DIN28011
ENEN10253-1, EN10253-2
ScheduleSCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
FormEnd Caps, Pipe Caps, Pipe End Caps.

Material & Grades of Butt Weld Coupling

Stainless Steel Butt Weld CapASTM A403 WP316/316L, ASTM A403 WP304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L
Duplex & Super Duplex Steel Butt Weld CapASTM A 815, ASME SA 815 UNS NO S31803, S32205. UNS S32750, S32950. Werkstoff No. 1.4462
Carbon Steel Butt Weld CapASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Low Temperature Carbon Steel Butt Weld CapASTM A420 WPL3, A420 WPL6
Alloy Steel Butt Weld CapASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91
Nickel Alloy Butt Weld CapASTM B336, ASME SB336, Nickel 200 (UNS No. No2200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II), Cupro-Nickel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe.

Dimension of Butt Weld Coupling

NPSO.D.LENGTHLENGTH
DHH1
1/221.32525
1/426.72525
133.43838
1.1/442.23838
1.1/248.33838
260.33844
2.1/2733851
388.95164
3.1/2101.66476
4114.36476
5141.37689
6168.389102
8219.1102127
10273127152
12323.8152178
14355.6165191
16406.4178203
18457203229
20508229254
22559254254
24610267305
26660267…
28711267…
30762267…
32813267…
34864237…
36914267…
38965305…
401016305…
421067305…
441118343…
461168343…
481219343…

Manufacturing process and features of Butt Weld Coupling

Butt weld couplings serve as vital components within piping systems, ensuring a secure and leak-free connection between pipes. Below is a refined overview of their manufacturing process and key attributes:

Manufacturing Process:

  • Material Selection: Butt weld couplings are crafted from materials like stainless steel, carbon steel, or alloy steel, chosen based on factors such as pressure, temperature, and corrosion resistance.
  • Shaping: Raw material is formed into the desired shape and size through processes like forging, extrusion, or machining.
  • Beveling: Ends of the coupling are beveled to enable precise alignment and welding with pipes.
  • Welding: Couplings are welded to pipes using butt welding, where heat and pressure fuse them without additional materials.
  • Optional Heat Treatment: Depending on requirements, assemblies may undergo heat treatments to enhance mechanical properties.
  • Surface Treatment: Couplings may undergo surface treatments for improved corrosion resistance or to meet industry standards.
  • Quality Control: Rigorous checks ensure dimensional accuracy, weld integrity, and compliance with standards.

Features:

  • Leak Resistance: Butt weld couplings offer a robust, leak-proof connection, vital for fluid and gas containment.
  • Strength: Welded joints provide high structural integrity, suitable for high-pressure applications.
  • Space Efficiency: Compact design suits applications with limited space, aiding in streamlined piping layouts.
  • Smooth Flow: Inner surface smoothness reduces flow resistance, optimizing system performance.
  • Versatility: Available in various sizes, materials, and configurations to meet diverse piping needs.
  • Durability: Built with high-quality materials and robust welding, ensuring long-term reliability.
  • Easy Installation: Though welding demands expertise, once installed, couplings need minimal maintenance.
  • Compliance: Manufactured per industry standards like ASME, ASTM, ensuring compatibility and regulatory adherence.

Through meticulous manufacturing and adherence to standards, butt weld couplings stand as essential components, ensuring piping system integrity across industries.

Application Of Butt Weld Coupling

Oil and GasStainless steel butt weld caps seal pipe ends in pipelines, preventing leaks.
Chemical IndustryButt weld caps ensure safety by sealing pipe ends in chemical applications.
PlumbingAlloy steel caps prevent blockages by sealing off pipe ends in plumbing systems.
Heating SystemsEccentric pipe caps optimize heat transfer and energy efficiency in heating systems.
Water SupplyButt weld cap fittings maintain leak-proof connections in water supply networks.
Power PlantsANSI B16.9 caps seal pipes, ensuring efficient operation in power plants.
Paper & PulpCap fittings maintain efficiency and prevent contamination in this industry.
General UseEnd caps provide versatile sealing solutions for various applications.
FabricationButt weld end caps offer a professional finish to fabricated structures.
Food ProcessingEnd caps maintain hygiene standards by sealing pipe ends in food processing
Structural PipesButt weld end caps secure closures, ensuring structural integrity in pipe systems.

Butt Weld Coupling Available Types

SS 90 Deg. ElbowsSteel Pipe Elbow
Copper Nickel 90 Deg Elbow90° Short Radius Elbow
ASME B16.9 90 deg Long Radius ElbowSchedule 10 90 Degree Elbow
Stainless Steel 90 Degree Pipe Elbow SuppliersButtweld Elbow 90 Degree
ANSI B16.9 90 Degree Buttweld Elbow DealerTitanium 90 Degree Elbow
Welded 90 Deg Elbow StockholderSeamless 90° Pipe Elbow Distributors
Carbon Steel 90deg.ElbowHigh Quality 90° Elbow Manufacturer
ASTM A403 Stainless Steel 90 Deg ElbowsDuplex Steel 90° Pipe Elbow
Inconel Butt weld 90 Deg Pipe ElbowButt Weld Long Radius 90 Degree Elbows
High Nickel Alloy 90° ElbowHastelloy 90° Pipe Elbow Stockist
ASME B16.28 Buttweld 90 Degree Elbow ExporterSuper Duplex Steel 90 Deg Elbow

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Frequently Asked Questions

Most frequent questions and answers

A butt weld coupling is a pipe fitting used to connect two sections of pipe in a butt-welded piping system. It ensures a secure, leak-proof joint by welding the pipes together at the ends. Butt weld couplings are commonly used in various industrial applications where a permanent and strong connection is required.

Butt weld couplings are available in a wide range of sizes to match different pipe diameters. Standard sizes typically range from 1/2 inch to 48 inches or larger, depending on the requirements of the piping system.

Butt weld couplings are installed by welding them to the ends of the pipes to be connected. The process involves aligning the coupling with the pipe ends and performing a butt weld to join them securely. This creates a robust, leak-proof joint that can withstand high pressure and temperature.

Yes, we offer custom manufacturing solutions for butt weld couplings to meet specific requirements. Please contact us with your specifications, and we will work with you to create the couplings you need.

The lead time for butt weld couplings depends on the complexity and volume of the order. After reviewing your specifications, we will provide an estimated lead time. We strive to deliver all projects on schedule while maintaining the highest quality standards.

Butt weld couplings are made from a variety of materials, including carbon steel, stainless steel, alloy steel, and other metals. The choice of material depends on the specific application’s requirements, such as the type of fluid, temperature, pressure, and environmental conditions.

Butt weld couplings are used in various industries, including oil and gas, petrochemical, power generation, water treatment, and construction. They are essential for creating strong and reliable connections between pipe sections in high-pressure and high-temperature environments.

Butt weld couplings are manufactured to comply with various industry standards, such as ASME B16.9, MSS SP-43, and DIN standards. These standards specify the dimensions, tolerances, and material requirements for butt weld couplings to ensure compatibility and reliability in piping systems.

Butt weld couplings offer several advantages, including:

  • Secure and leak-proof connections
  • High strength and durability
  • Ability to withstand high pressure and temperature
  • Compliance with industry standards for quality and reliability