Weldneck Flange

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MOQ : 10 Pieces

Weldneck Flange Specification

Dimension (L*W*H)
Custom/As per Standard

Purity
>98%

Grade
ASTM A105, A182 F304/F316, A350 LF2, A694 F52/F60/F65

Application
Pipeline Connection, Oil & Gas, Petrochemical, Power Plants

Feature
High Strength, Leakproof, Durable, Corrosion Resistant

Product Type
Weldneck Flange

Material
Carbon Steel, Stainless Steel, Alloy Steel

Standard
ANSI B16.5, ASME B16.5, DIN, EN1092-1, JIS, BS, GOST

Shape
Round

Surface
Rust-Proof Oil Coating

Connection
Welded

Technics
Forged

Pressure
150 lbs - 2500 lbs (PN6 - PN400)

Size
1/2 to 48 (DN15 - DN1200)

Color
Silver

Manufacturing Process
Drop Forged and Machined

Finish Type
Smooth / Machined

Thickness
Depend on Rating and Size

Temperature Range
-30C to 600C

Marking
Size, Specification & Heat Number

Weight
As per Size and Standard

Hardness
150 - 250 HB

End Connection
Butt Weld

Face Type
Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)

Bolt Hole Diameter
As per standard specification

Weldneck Flange Trade Information

Minimum Order Quantity
10 Pieces

Payment Terms
Cash in Advance (CID)

Supply Ability
100 Pieces Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About Weldneck Flange

Get unbeatable strength and superior leakproof performance with our Weldneck Flange. Designed with a splendid finish-Smooth or Machined-and available in Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ), this flange meets reduced tolerance standards, ensuring reliable pipeline connections. With a pressure rating from 150 lbs up to 2500 lbs (PN6-PN400), it endures -30C to 600C. Stock is limited! Engineered from high-quality carbon, stainless, or alloy steel and marked for traceability, these ANSI/DINJIS/BS/GOST flanges offer durability, corrosion resistance, and long-term value.

Versatile Uses and Extra Strong Design

Weldneck Flanges are engineered for general and specific applications in oil & gas, petrochemical, power plants, and pipeline connections. Their high-strength build and leakproof sealing ensure secure performance under demanding pressures and temperatures. Additional features such as corrosion resistance, a splendid rust-proof finish, and superior hardness make these flanges suitable for both critical and general utility requirements. Custom sizes and ratings provide flexibility for diverse installations and seamless integration across industry sectors.

Efficient Packing, Dispatch, and Global Arrival

Our Weldneck Flanges are packed with care and swiftly dispatched from premium FOB ports like Mumbai and Chennai. We accommodate sample requests by offering secure, prompt delivery to your location. Main export markets include Europe, the Middle East, Africa, and Southeast Asia. Every shipment arrives professionally packed, ensuring your order reaches you in splendid condition, ready for installation. Our export policy is designed for superior client satisfaction, making us a trusted Indian manufacturer and supplier.

FAQ's of Weldneck Flange:

Q: How is a Weldneck Flange installed for pipeline connections?

A: A Weldneck Flange is installed by butt welding its neck to the pipe, creating a strong, leakproof joint suitable for handling high pressures and temperatures in pipelines.

Q: What are the main advantages of using a Weldneck Flange?

A: Weldneck Flanges provide superior strength, unbeatable durability, and excellent leakproof performance. They handle wide temperature and pressure ranges and are highly resistant to corrosion.

Q: When should I select a Raised Face, Flat Face, or RTJ type flange?

A: Choose Raised Face for higher pressure sealing, Flat Face for compatibility with flat gaskets and non-metallic systems, and RTJ for applications demanding exceptional leakproof integrity, such as petrochemical or critical services.

Q: Where can Weldneck Flanges be used?

A: These flanges are used in oil & gas, petrochemical, and power plant pipeline systems, as well as in general pipeline connections requiring high strength and durability.

Q: What is the process for ordering and receiving Weldneck Flanges internationally?

A: Request a quote specifying your requirements. Once confirmed, your flanges are packed and dispatched from India's key ports, with sample policies and tracking for timely arrival in your country.

Q: How are the bolt hole diameter and thickness determined on Weldneck Flanges?

A: Bolt hole diameter and flange thickness are manufactured according to standard specifications and depend on the pressure rating and pipe size you select for your project.

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