Forged Plug Fitting

Forged Fittings

M-Pipe & Fitting Solution Inc is a reputable company that manufactures and supplies high-quality forged plug fitting. Forged Plug Fitting are essential components used in piping systems to close off the ends of pipes, fittings, or valves. They provide a secure and leak-proof seal, preventing the flow of fluids or gases. Forged plugs are manufactured through a forging process, which involves shaping and forming metal using heat and pressure. Carbon Steel Forged Fittings Plug (ASTM A105) and ASTM A182 F51 Forged Plug. We will discuss their features, applications, and advantages in piping systems.

Carbon Steel Forged Fittings Plug (ASTM A105):

ASTM A105 is a typical specification for carbon steel forgings used in high-temperature and high-pressure applications. Carbon steel forged fittings plugs made from ASTM A105 offer several advantages:

Material Properties: ASTM A105 carbon steel offers excellent strength, flexibility, and impact resistance. It is suitable for a wide range of applications requiring high mechanical strength.

Corrosion Resistance: Carbon steel forged fittings plugs made from ASTM A105 are resistant to rust and oxidation. However, they are not recommended in corrosive environments or applications involving exposure to acids or highly corrosive substances.

Pressure and Temperature Ratings: ASTM A105 forged fittings plugs are designed to withstand high-pressure and high-temperature conditions. They are suitable for applications in oil and gas, petrochemical, power generation, and more industries.

Size Range: Carbon steel forged fittings plugs made from ASTM A105 are available in various sizes, typically specified by the nominal pipe size (NPS) and the pressure class or schedule.

Versatility: Carbon steel forged fittings plugs can be used in a wide range of applications, including both threaded and socket weld connections. They are commonly used to close off the ends of pipes, valves, and fittings during maintenance or when a section of the system is not in use.

ASTM A182 F51 Forged Plug:

ASTM A182 F51 is a duplex stainless steel grade that offers a combination of excellent corrosion resistance and high strength. Forged fittings plugs made from ASTM A182 F51 have the following characteristics:

Corrosion Resistance: ASTM A182 F51 forged plugs resist various corrosive environments, including chloride-containing solutions, acids, and seawater. It makes them suitable for applications in chemical processing, offshore, and marine industries.

High Strength: ASTM A182 F51 duplex stainless steel offers high mechanical strength, allowing the forged plugs to withstand high-pressure and high-stress conditions.

Size Range: ASTM A182 F51 forged plugs are available in various sizes, typically specified by the nominal pipe size (NPS) and the pressure class or schedule.

Temperature Range: ASTM A182 F51 forged plugs exhibit good mechanical properties over a wide temperature range, making them suitable for low and high temperatures applications.

Resistance to Stress Corrosion Cracking: ASTM A182 F51 duplex stainless steel has excellent resistance to stress corrosion cracking, a common concern in corrosive environments. It makes it suitable for applications where the forged plug is simultaneously exposed to tensile stress and corrosive substances.

Plug Fittings:

Plug fittings, including forged fittings plugs, play a crucial role in piping systems by providing a secure and leak-proof seal. Some key points about plug fittings include:

Types: Plug fittings are available in various types, including hex and square head plugs. Hex plugs have a hexagonal head, allowing for easy installation and removal using a wrench. Square head plugs have a square-shaped head, providing a larger contact surface for tightening and loosening.

Threaded and Socket Weld Connections: Plug fittings can be designed with threaded or socket-weld connections. Threaded plugs have internal threads that match the external threads of the pipe or fitting, allowing for a secure connection. Socket weld plugs have a socket-like structure that fits over the pipe end and is welded in place.

Installation and Removal: Installing a plug fitting involves threading it into the corresponding threaded opening or welding it in the case of socket weld connections. Proper installation techniques, such as applying thread sealant or using the correct welding procedures, should be followed to ensure a tight and leak-free connection. Removal typically requires the use of wrenches or other appropriate tools.

Applications: Plug fittings are used in various applications across different industries. They are commonly employed in oil and gas pipelines, chemical processing plants, refineries, power generation facilities, and other systems where temporary or permanent closure of pipe ends or fittings is required.

Advantages of Forged Fitting Plugs:

Secure and Leak-Proof Seal: Forged fitting plugs provide a reliable and leak-proof seal when properly installed. It helps maintain the integrity of the piping system, preventing fluid or gas leakage and minimizing the risk of accidents or environmental damage.

Strength and Durability: Forged plugs, whether made from carbon steel or duplex stainless steel, offer excellent strength and durability. They can withstand high-pressure and high-temperature conditions, ensuring long-term performance and reliability.

Corrosion Resistance: The choice of material, such as ASTM A105 carbon steel or ASTM A182 F51 duplex stainless steel, provides varying degrees of corrosion resistance. It allows forged fitting plugs to be used in a wide range of corrosive environments, enhancing the longevity of the piping system.

Versatility: Plug fittings are versatile components in different connections, including threaded and socket weld. They can be easily installed, removed, and reinstalled as needed, making them suitable for temporary and permanent closure applications.

Compatibility and Standardization: Forged fitting plugs are designed and manufactured to adhere to industry standards and specifications, ensuring compatibility and interchangeability with other components. It simplifies installation, maintenance, and replacement procedures.

Forged fitting plugs, made from carbon steel or duplex stainless steel, are essential components in piping systems. They provide a secure and leak-proof seal, ensuring the system’s integrity. The choice of material depends on the application’s specific requirements, including corrosion resistance, pressure, temperature ratings, and the environment in which the plug will be used. Proper installation techniques and adherence to industry standards are crucial for ensuring optimal performance and safety of the piping system. M-Pipe & Fitting Solution Inc provides certified forged fitting that meet international standards such as API, ASTM, and ISO 9001:2015.

Forged Plug FittingsSpecifications
ScheduleSCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120,SCH140, SCH160, XXS
Size1/8″NB to 24″NB & 1/4″OD TO 24″OD AND 6.35mm to 254mm OD Thickness: 0.6mm to 20mm


Stainless SteelASTM / ASME 201, 202, 301, 304, 304L, 310, 310S, 316L, 316TI, 317, 317L, 321, 347, 409, 409M, 409L, 410, 410S, 420, 430, 431, 441, 444, 446, 17.4PH, 904L
Super Duplex SteelS32750
Duplex SteelASTM / ASME SA 790 UNS NO S 31803 , S 32205 , S 32550 , S 32750 , S 32760.


It’s important to consult the relevant standards and specifications, such as ASTM and ASME, to determine the appropriate grade of forged fitting plugs for your specific application. The specific requirements and recommendations may vary based on industry standards, project specifications, and environmental conditions.

  • Gas Processing Industry
  • Pharmaceuticals Industry
  • Chemical Industry
  • Pulp and Paper Industry
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers