ASTM A420 WPL6 WPL9 WPL8 WPL3 Grooved End Fittings ASME B16.9 Carbon Steel Buttweld End Cap for Pipe Connections

ASME B16.9 ASTM A420 WPL6 Grooved End Pipe Fittings Carbon Steel Buttweld End Cap for the End of Pipes and Tubes

Introduction:

We, Shaanxi Peter International Trade Co., Ltd, is one of the leading manufacturers, suppliers, and exporters of ASME B16.9 equal tee butt weld fittings in China. With over 20 years of industry experience, we have established ourselves as a trusted manufacturer of high-quality butt weld fittings that meet the stringent requirements of the ASME B16.9 Standard.

The ASME B16.9 standard specifies the design, dimensions, and material requirements for factory-made wrought butt-welding fittings, including straight tees. These fittings are commonly used in various industries, including plumbing, oil and gas, chemical, and power generation, to facilitate the branching-off of pipelines or the creation of new connections in piping systems. They are typically made from materials such as carbon steel, stainless steel, or other alloys, depending on the specific application and the fluid or gas being conveyed.

The Butt Weld End Cap is an essential component used in piping and plumbing systems to seal the end of a pipe. It is designed to provide a secure and leak-proof connection for pipes with different diameters. Our Butt Weld End Cap is available in various shapes, including hemispherical, oval, and round, to accommodate different piping needs.

The size range of our Butt Weld End Cap is from 1/2'' to 48'' inches, making it suitable for a wide range of pipe sizes. This versatility allows our product to be used in various industries, such as oil and gas, chemical, and water treatment.

For easy identification and traceability, our Butt Weld End Cap is marked with a trademark, material grade, wall thickness, size, and heat number. This ensures that our customers can easily identify and track the origin and quality of our product.

Description of ASTM A420 WPL6:

ASTM A420 WPL6 is a grade of material specified in the ASTM A420 standard for pipe fittings made of wrought carbon steel and alloy steel intended for low-temperature service. 

Composition: ASTM A420 WPL6 fittings are made from carbon steel or low-alloy steel with a specified chemical composition that includes elements such as carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, and other alloying elements.

Mechanical Properties: The mechanical properties of ASTM A420 WPL6 fittings are designed to meet specific requirements for tensile strength, yield strength, elongation, and impact toughness at low temperatures. These properties ensure the fittings can withstand the stresses and conditions encountered in low-temperature service applications.

Low-Temperature Service: ASTM A420 WPL6 fittings are specifically intended for use in environments where low temperatures are a consideration. They are suitable for applications in industries such as oil and gas, petrochemical, and cryogenic systems where the piping systems operate at temperatures below ambient levels.

Impact Testing: ASTM A420 WPL6 fittings undergo impact testing at a specified temperature (typically -45°C) to ensure they possess the necessary toughness and resistance to brittle fracture under low-temperature conditions.

Weldability: ASTM A420 WPL6 fittings are weldable using common welding methods and techniques, enabling them to be installed and integrated into piping systems effectively.

ASME B16.9 Buttweld End Cap Dimensions:

Notes:

(1) All dimensions are in millimeter(mm).

(2)E: Length; E1: Limiting Wall Thickness for Length.
(3)Length E is applicable when the thickness exceeds the values specified in the "Limiting Wall Thickness for Length, E" column for NPS 24 and smaller. In the case of NPS 26 and larger, the determination of length E is subject to mutual agreement between the manufacturer and purchaser.

Grades of ASTM A420 Butt Weld End Cap:

ASTM A420 is indeed the standard specification for pipe fittings made of carbon steel and alloy steel designed for low-temperature services. Among the various grades specified under ASTM A420, WPL6 is the most commonly used material grade. In addition to Grade WPL6, the standard also includes other grades such as WPL9, WPL3, and WPL8, each with different impact test temperatures corresponding to specific low-temperature service requirements:

• Grade WPL6: Impact test temperature at -45℃
• Grade WPL9: Impact test temperature at -75℃
• Grade WPL3: Impact test temperature at -100℃
• Grade WPL8: Impact test temperature at -195℃

These different grades with varying impact test temperatures allow for the selection of the most suitable material based on the specific low-temperature conditions in which the pipe fittings will be operating. It is essential to choose the appropriate grade to ensure that the fittings can withstand the required service conditions and maintain their integrity and performance at low temperatures.

Features of ASME B16.9 End Cap for Piping Systems:

The ANSI B16.9 standard, which is equivalent to ASME B16.9, provides guidelines for manufacturing wrought alloy buttwelding fittings, including pipe end caps. Here are some additional details related to ANSI/ASME B16.9 pipe end caps:

Design and Construction: ANSI/ASME B16.9 end caps are designed to have a smooth and seamless construction, ensuring a proper fit and reliable sealing at the end of the pipe. They are manufactured using wrought alloy materials, such as carbon steel, stainless steel, or alloy steel, based on the specific application requirements.

Threaded Connection: Some ANSI/ASME B16.9 end caps may have female threads, allowing them to be screwed onto the end of a pipe with matching male threads. This threaded connection provides a secure attachment and can be used for applications where disassembly may be required.

Socket Weld or Butt Weld: The majority of ANSI/ASME B16.9 end caps have a butt weld connection, which means they are welded directly to the end of the pipe using a butt welding process. However, there are also socket weld end caps available, which are welded to the pipe by inserting the pipe into the socket and welding the joint.

Dimensions and Tolerances: ANSI/ASME B16.9 specifies the overall dimensions and tolerances for end caps, ensuring consistency and interchangeability between different manufacturers. The dimensions are usually provided in nominal pipe sizes (NPS) or metric sizes, depending on the region or industry practice.

Markings: ANSI/ASME B16.9 fittings, including end caps, are required to be marked with certain information, such as the manufacturer's name or trademark, material identification, size, pressure rating, and other relevant information. These markings provide traceability and help ensure compliance with the standard.

Applications of ASME B16.9 Butt Weld End Caps:

ASME B16.9 Butt Weld End Caps find applications in various industries and piping systems where a secure and leak-proof closure is required at the end of pipes. Here are some common applications:

Process piping systems: ASME B16.9 Butt weld end caps are widely used in process piping systems across industries such as oil and gas, chemical, pharmaceutical, and food processing. They provide a reliable closure for pipe ends, preventing leakage and ensuring the integrity of the system.

Power generation: ASME B16.9 Butt weld end caps are used in power plants, including fossil fuel-based and nuclear power plants. They are employed in piping systems for steam, water, and other fluids, helping to seal the pipe ends and maintain the efficiency and safety of the power generation process.

Petrochemical and refinery plants: In petrochemical and refinery plants, butt weld end caps are used in various applications, including pipelines for transporting gases, liquids, and chemicals. They help in closing off the ends of pipes and preventing leaks, maintaining the safety and productivity of the plant.

Water and wastewater treatment: ASME B16.9 Butt weld end caps are utilized in water treatment plants, wastewater treatment plants, and distribution systems. These end caps ensure the proper closure of pipes, preventing contamination, and maintaining the quality of water throughout the treatment and distribution process.

HVAC systems: Heating, ventilation, and air conditioning (HVAC) systems employ butt weld end caps to seal the ends of pipes carrying heated or cooled fluids. They help maintain the efficiency and effectiveness of HVAC systems by preventing leaks and ensuring proper flow.

Construction and infrastructure: ASME B16.9 Butt weld end caps are used in construction projects and infrastructure systems, including plumbing, drainage, and sewerage systems. They provide a secure closure for pipes, preventing the entry of debris, maintaining the structural integrity, and ensuring the smooth functioning of the systems.