Weld Neck Flanges

$6.50 - $8.50

Minimum Order : 20

Customization as per requirements


Weld Neck Flanges – Specification

Specification Details
Flanges TypesWeld Neck
Class300 Lbs, 150 Lbs, 600 Lbs, 900 Lbs
Size1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000
TypeRaised Face (rf), Flat Face (ff)

Weld Neck Flanges Manufacturer in India

Moksh Metal Alloy is a leading Weld Neck Flanges manufacturer in India, specializing in high-quality, precision-engineered flanges for high-pressure and high-temperature applications. Featuring a long, tapered hub, weld neck flanges provide exceptional reinforcement by reducing stress concentration at the weld joint. These flanges are ideal for critical applications that demand strength, durability, and resistance to fatigue. The smooth transition between the flange and pipe enhances structural integrity, ensuring long-term performance while minimizing the risk of leakage and mechanical failure. Additionally, we offer Blind Flanges manufactured to international standards.

As a trusted Weld Neck Flanges supplier in India, we ensure that every flange meets international quality standards and is manufactured from premium materials, including stainless steel, carbon steel, and alloy steel. Widely used in the oil & gas, petrochemical, power generation, and marine industries, these flanges deliver robust, leak-proof connections essential for demanding environments. Designed to withstand frequent pressure fluctuations, high temperatures, and corrosive conditions, weld neck flanges evenly distribute stress, making them the preferred choice for critical piping applications.


Type of Sub-products

  • Flat Face Weld Neck Flanges
    Flat Face Weld Neck Flanges

    Flat Face Weld Neck Flanges

    Used for applications requiring a smooth, even sealing surface.

  • Raised Face Weld Neck Flange
    Raised Face Weld Neck Flange

    Raised Face Weld Neck Flange

    The raised face allows for better gasket compression, ensuring a leak-proof and reliable connection.


Frequently Asked Questions

What are the advantages of Weld Neck Flanges?

Weld neck flanges provide excellent structural strength, making them suitable for high-pressure and high-temperature applications. Their tapered hub design reduces stress concentration at the weld joint, minimizing the risk of failure under extreme conditions. These flanges offer superior leak-proof connections, ensuring reliability in critical piping systems. Additionally, their smooth bore design allows for optimal fluid flow, reducing turbulence and preventing erosion at the joint.

Where are Weld Neck Flanges used?

Weld neck flanges are widely used in industries that require high-strength, corrosion-resistant, and durable piping systems. They are commonly found in oil refineries, petrochemical plants, power plants, shipbuilding, and marine applications. These flanges are essential in pipelines carrying hazardous fluids, steam, or gases under high pressure, ensuring a secure and leak-free connection that enhances operational safety.

How do Weld Neck Flanges differ from other flange types?

Unlike slip-on or socket weld flanges, weld neck flanges feature a long hub that provides additional reinforcement and structural integrity. This design reduces mechanical stress at the weld joint, making them more reliable for extreme conditions. They are specifically used for high-pressure and high-temperature applications, where maintaining a leak-proof and strong connection is crucial. Their superior performance and durability make them the preferred choice for critical industries.


Countries We Export – Weld Neck Flanges

  • India

Cities We Supply – Weld Neck Flanges

  • Mumbai
  • Lucknow
  • Nashik
  • Pune
  • Rajkot
  • Moradabad
  • Angul
  • Rudrapur
  • Hosdurg
  • Gandhinagar
  • Rajahmundry
  • Durgapur
  • Bharuch
  • Panipat

Industries We Serve – Weld Neck Flanges

  • Sugar industry

    Sugar

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Paper Mill industry

    Paper Mill

  • Power Plant industry

    Power Plant

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Automobile Industry industry

    Automobile Industry

  • Electrical Industry industry

    Electrical Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Ring Man Units industry

    Ring Man Units

  • Railways industry

    Railways

  • Gasket Industry industry

    Gasket Industry

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry