MSS SP 44 Socket Weld Flange

Place of Origin:Bharat (India)
Usage:Joining Pipe Lines
Standard:MSS SP 44
Product name:Socket Weld Flange
Pressure:PN2.5bar - PN100bar, CLASS 150 - CLASS 1500
Packing:Plywood cases\wooden Pallets
Material:Stainless Steel: ASTM / ASME SA403 GR WP “S” / “W” / “WX” 304, 304L, 304H, 309, 310H, 316L, 316H, 317, 317L, 321, 321H, 904, 904L, 347, 347H.

Duplex Steel: ASTM / ASME SA815 UNS NO. S31803, S32205, S32550, S32750, S32760.

Carbon Steel: ASTM / ASME A234 WPB, WPC, ASTM / ASME A860 WHY42, WHY46, WHY52, WH60, WPHY65 & WPHY70

Alloy Steel : ASTM / ASME A234 WP1, WP5, WP9, WP11, WP 12, WP22, WP23, WP91
Certificate:ISO, CE, PED, BV, KS
Brand Name:Emirerri


Product Description

MSS SP 44 Socket Weld Flange are designed to provide a secure connection between pipes or fittings in high-pressure piping systems. These flanges feature a socket weld connection method, wherein the pipe is inserted into the flange socket and welded for a robust joint.

Material: MSS SP 44 socket weld flanges are commonly manufactured using materials like carbon steel, stainless steel, or alloy steel, depending on the application requirements and environmental conditions.

Design Standards: The design of MSS SP 44 socket weld flanges conforms to the specifications laid out in the MSS SP 44 standard, ensuring compatibility and reliability in pipeline systems.

Sizes: MSS SP 44 socket weld flanges are available in a range of sizes to accommodate different pipe diameters and pressure ratings. Common sizes typically range from 1/2″ to 24″ or larger, with pressure ratings ranging from Class 150 to Class 2500 and higher.


  1. Socket Weld Connection: Provides a secure and leak-proof joint between the pipe and the flange.
  2. High Pressure Rating: Designed to withstand high-pressure applications commonly found in industries such as oil and gas, petrochemical, and power generation.
  3. Corrosion Resistance: Depending on the material chosen, MSS SP 44 socket weld flanges offer excellent resistance to corrosion, ensuring long-term durability in harsh environments.
  4. Precision Engineering: Manufactured with precision machining techniques to meet strict dimensional tolerances and ensure proper alignment in piping systems.
  5. Versatile Application: Suitable for a wide range of applications, including but not limited to, pipelines, chemical processing, refinery, and offshore installations.

Application Areas:

  • Oil and Gas Industry
  • Petrochemical Plants
  • Chemical Processing Facilities
  • Power Generation Plants
  • Refineries
  • Offshore Platforms

Quality Assurance: MSS SP 44 socket weld flanges undergo rigorous quality testing procedures to ensure compliance with industry standards and specifications, providing customers with reliable and high-performance components for their piping systems.

Certifications: Manufacturers may provide certification documents such as material test reports (MTRs), compliance certificates, and third-party inspection reports to guarantee the quality and integrity of MSS SP 44 socket weld flanges.


MSS SP 44 Socket Weld Flanges offer a reliable and efficient solution for joining pipes in high-pressure piping systems. With their robust construction, precise engineering, and versatile application, these flanges play a crucial role in ensuring the integrity and safety of industrial pipelines across various sectors.


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