WELDING NECK FLANGE

Blind Flange Dimensions (Inches)

Weld Neck Flange Dimensions (Cl. 150/300/900/1500/2500)

Blind Flange Dimensions (EN 1092-1 Type 5)

PN 6 PN10 PN 16 PN 25 PN 40

RFQ

About Blind Flanges

Welding Neck Flange is used, normally, in high-pressure and high/low temperatures applications that require an unrestricted flow of the fluid conveyed by the piping system (the bore of the flange matches with the bore of the pipe).

Carbon Steel, Alloy Steel, Stainless Steel, Duplex Flanges, Nickel Alloy Flange

Face Type 

Raised Face (RF) Flat Face (FF) Raised Joint Face (RJF)

Carbon Steel, Alloy Steel, Stainless Steel, Duplex Flanges, Nickel Alloy Flange
Carbon Steel, Alloy Steel, Stainless Steel, Duplex Flanges, Nickel Alloy Flange

Material Grade 

    ASTM A105 (carbon steel flanges for high-temperature service)
    ASTM A350 (CS flange for low temperature)
    ASTM A694 (high yield carbon steel flange for line pipes)
    ASTM A182 F1 to F91 (alloy steel flange)
    ASTM A182 F304, F316, F321 (stainless steel flange)
    ASTM A182 F51, ASTM A182 F53/55 (duplex and super duplex flange), and higher grades (Inconel, Hastelloy, Monel flange).

Surface Finish

How to Order Flange from Us

We request you to kindly mentioned following details in your RFQ so that our team can serve you better. For more details please refer to our Technical Data Sheet

  • Flange Type 

  • Specification

  • Material Grade 

  • Nominal Pipe Size NPS

  • Flange Rating/Class

  • Flange Facing Type 

  • Pipe Schedule (for Weld Neck or Socket Weld Flange)

  • Surface Finish 

  • Drawing

Technical Data Sheet
RFQ