Socket Weld flange

Small Bore High-Pressure Flanges | Argon arc welding | Leak-Proof Socket Weld Design

Featuring an internal socket for easy pipe insertion, socket weld pipe flange uses external fillet welding to deliver superior sealing and vibration resistance compared to slip-on types. It is the ideal choice for small-bore, high-pressure industrial pipelines requiring zero leakage.

 

As a reliable flange supplier, Pengrun offers a large selection of flanges made from carbon steel, stainless steel, duplex stainless steel, alloy steel, and special steels. We can produce flanges conforming to various international standards, such as ASME/ANSI, EN, DIN, JIS, GOST, GB, etc.

Core Advantages of Pengrun Socket Weld Flanges

High pressure & temperature resistant forged socket

Single-side outer weld, no inner flow blockage

Zero-leak sealing for critical process piping

High structural strength

Diversified materials for all working conditions

Strong vibration & cyclic pressure tolerance

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    Applications of Socket Weld Flanges

    OIL & GAS

    Small-bore high-pressure flammable process pipelines

    PETROCHEMICAL

    High-temperature corrosive critical process piping

    POWER PLANT

    High-pressure steam & boiler auxiliary pipelines

    CHEMICAL INDUSTRY

    Toxic & hazardous medium leak-proof piping

    MARINE & OFFSHORE

    Vessel high-pressure process service pipelines

    HYDRAULIC SYSTEM

    Precision high-pressure hydraulic transmission lines

    FAQs

    What is a socket weld flange used for?

    It is a specialized forged weld pipe flange for small-diameter, medium & high-pressure pipelines, ideal for flammable, toxic and high-temperature media requiring strict leak-proof performance.

    What is the difference between socket weld flange and plate flat welding flange?

    Socket weld flange features a socket insertion structure with only external welding, better pressure resistance and sealing. Plate flat welding flanges adopt double-sided fillet welding, only suitable for low-pressure conventional pipelines.

    What other types of flanges can you provide?

    We can supply carious types of flanges,such as welding neck flanges ,plate flat welding flanges,slip on flanges,blind flanges,spectable blind flanges and so on.

    What face types and special types are available?

    Under the ASME B16.5 standard, we can provide four types of sealing faces: FF, RF, FM, and TG.

    When should I choose socket weld flange instead of weld neck flange?

    Choose socket weld flanges for small-bore high-pressure pipelines; weld neck flanges are more suitable for large-diameter ultra-high pressure and super critical working conditions.

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