Super Duplex Flanges

₹79 - ₹168

Minimum Order : 50 piece

Customization as per requirements


Super Duplex Flanges – Specification

Specification Details
Flanges TypesSlip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint
Class150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, 2500 Lbs Asa 150, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160
Size1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000
TypeRaised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove

Super Duplex Flanges Manufacturer in India

Sagar Steel Corporation is a trusted Super Duplex Flanges Manufacturer that provides high-strength and corrosion-resistant flanges made from premium super duplex stainless steel. These flanges exhibit excellent mechanical properties, superior pitting and stress corrosion cracking resistance, and are roughly twice as strong as standard austenitic stainless steels. Designed for demanding applications, they are widely used in offshore, marine, oil & gas, and chemical processing industries. With a balanced ferritic-austenitic structure, these flanges perform exceptionally well in high-pressure, high-corrosion environments. We also supply Alloy Steel Flanges to meet additional industrial requirements.

The modern industrial market has simplified sourcing super duplex flanges using interfaces in the B2B marketplace and ensured it is more reliable and efficient. These flanges can be completely customized to suit face type, pressure rating, and dimensional requirements for demanding applications. Their scalability to large orders makes them suitable for large-scale infrastructure projects, undersea works, desalination, and chemical processing plants. These flanges have strong logistics and global distribution and provide reliable operation, long service life, and quality stability in challenging industrial processes




Type of Sub-products

  • Super Duplex Weld Neck Flange
    Super Duplex Weld Neck Flange

    Super Duplex Weld Neck Flange

    Designed for critical high pressure systems, this flange features a tapered hub and strong weld connection. Used in offshore drilling, chemical reactors, and high stress applications.

  • Super Duplex Slip On Flange
    Super Duplex Slip On Flange

    Super Duplex Slip On Flange

    Slides over the pipe and is fillet welded for secure attachment. Suitable for low to medium pressure applications in desalination plants and marine pipelines.


Frequently Asked Questions

What makes super duplex flanges ideal for offshore and marine applications?

Super duplex flanges offer exceptional resistance to chloride-induced stress corrosion, pitting, and crevice corrosion. Their high strength and low thermal expansion make them ideal for extreme marine environments like offshore platforms and subsea pipelines.

Which grades of super duplex steel are used in flange manufacturing?

Common grades include UNS S32750 and UNS S32760. These alloys provide a superior balance of corrosion resistance and mechanical strength, making them ideal for harsh industrial conditions and aggressive chemical environments.

Can super duplex flanges be used in high-pressure systems?

Yes, super duplex flanges are designed for high-pressure and high-temperature environments. Their high yield strength and toughness make them suitable for pressure vessels, oil refineries, and petrochemical pipelines.


Countries We Export – Super Duplex Flanges

  • India

Cities We Supply – Super Duplex Flanges

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

Industries We Serve – Super Duplex 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