Hebei Haihao High Pressure Flange Pipe Fitting Group Co.,Ltd
Haihao Group Supplies 52″ ASME B16.47 Series B Weld Neck Flange in ASTM A350 LF2 to UAE Client

Haihao Group Supplies 52″ ASME B16.47 Series B Weld Neck Flange in ASTM A350 LF2 to UAE Client

Haihao Group has successfully completed the manufacturing and shipment of a large diameter weld neck flange for a customer in the United Arab Emirates. The product is a 52-inch WN flange manufactured according to ASME B16.47 Series B, designed for use in large industrial pipeline systems.

The flange is produced from ASTM A350 LF2 Class 1 carbon steel, a material widely used in low-temperature service environments. With a Class 150 pressure rating and XS pipe schedule, this flange provides excellent mechanical strength and reliable sealing performance for large-diameter pipelines.

52 inch ASME B16.47 Series-B weld neck flange ASTM A350 LF2 for pipeline system

52 inch ASME B16.47 Series-B weld neck flange ASTM A350 LF2 for pipeline system

Product Specifications: 52″ ASME B16.47 Series B Weld Neck Flange

The delivered flange was manufactured according to the customer’s technical specifications and international standards.

Product Details

  • Product Type: Weld Neck Flange (WN RF)
  • Size: 52 inch
  • Pressure Class: Class 150

Pipe Schedule: XS

  • Material: ASTM A350 LF2 Class 1
  • Standard: ASME B16.47 Series B
  • Facing: Raised Face (RF)

This 52-inch ASME B16.47 Series B weld neck flange is typically used in large-diameter pipeline systems where strength, durability, and reliable sealing are critical.

Why Choose ASTM A350 LF2 Weld Neck Flanges?

The ASTM A350 LF2 carbon steel weld neck flange is widely used in industrial pipeline systems because of its excellent mechanical properties and low-temperature toughness.

Excellent Low-Temperature Performance

ASTM A350 LF2 is specifically designed for low-temperature applications, making it suitable for pipelines operating in cold environments.

Strong Structural Integrity

The weld neck design provides a gradual transition between the flange and the pipe, reducing stress concentration and improving overall pipeline strength.

Reliable Sealing Capability

The raised face (RF) sealing surface ensures effective gasket compression and leak prevention in pipeline connections.

Suitable for Large Diameter Pipelines

Standards such as ASME B16.47 Series B are specifically developed for large-size flanges used in major industrial pipelines.

Applications of Large Diameter Weld Neck Flanges

Large forged flanges like this 52-inch ASME B16.47 Series B weld neck flange are commonly used in heavy industrial sectors, including:

  • Oil and gas transmission pipelines
  • Petrochemical plants
  • LNG facilities
  • Offshore pipeline systems
  • Power generation and infrastructure projects

Their robust design makes them ideal for high-capacity pipelines requiring reliable and durable flange connections.

Haihao Group – Experienced Manufacturer of Large Forged Flanges

Haihao Group specializes in the production of industrial flanges, steel pipes, pipe fittings, and custom pipeline components for global engineering projects. With advanced forging equipment and strict quality control processes, we manufacture flanges in accordance with international standards such as ASME, ASTM, EN, DIN, and BS.

Our experience in producing large-diameter flanges like ASME B16.47 weld neck flanges enables us to meet the demanding requirements of oil and gas, energy, and infrastructure industries worldwide.

If you are looking for a reliable manufacturer of large forged weld neck flanges, Haihao Group can provide professional technical support and high-quality products.

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