RTJ Flanges – Manufacturer, Exporter, Supplier & Stockist in India

Vandan Alloys is a Mumbai, India based manufacturer, exporter, supplier and stockist of Ring Type Joint (RTJ) Flanges for high-pressure and high-temperature industrial piping systems.

We supply RTJ flanges in different sizes, pressure classes, materials, flange types and configurations according to applicable standards, customer drawings and project specifications.

RTJ Flange Types

Our RTJ flange range includes:

  • RTJ Weld Neck Flanges

  • RTJ Blind Flanges

  • RTJ Slip-On Flanges

  • RTJ Socket Weld Flanges

  • RTJ Long Weld Neck Flanges

  • RTJ Orifice Flanges

  • RTJ Ring Flanges

  • Custom RTJ Flanges

  • Drawing Based RTJ Flanges

The appropriate RTJ configuration depends on the piping standard, pressure class, temperature, material and sealing arrangement.

What is an RTJ Flange?

A Ring Type Joint Flange uses a precision-machined ring groove on the flange facing. A matching metallic ring gasket is positioned inside the groove to create a pressure-resistant seal when the flange connection is properly assembled.

RTJ flanges are commonly selected for demanding piping systems where higher-pressure sealing performance is required according to the applicable design standard.

RTJ Flange Materials

Vandan Alloys can supply RTJ flanges in various materials, including:

  • Carbon Steel

  • Alloy Steel

  • Stainless Steel

  • Duplex Stainless Steel

  • Super Duplex Stainless Steel

  • Nickel Alloys

  • Monel

  • Inconel

  • Incoloy

  • Hastelloy

  • Titanium

  • Other specified materials

Common material specifications may include ASTM A105, A182 and other applicable forging specifications, depending on the selected material and customer requirement.

RTJ Flange Standards

RTJ flanges can be supplied according to applicable standards including:

ASME B16.5, ASME B16.47 and other relevant dimensional and material specifications.

RTJ groove dimensions, flange dimensions, pressure class and ring gasket compatibility must correspond to the applicable standard and selected flange configuration.

RTJ Ring Numbers

RTJ flange connections use metallic ring gaskets of the appropriate type and size for the specified flange and groove.

Common RTJ ring gasket designations include R-Type, RX-Type and BX-Type, where applicable.

The correct ring number and gasket type should always be confirmed against the applicable flange standard and connection requirements.

Specifications

RTJ Flanges are available in different nominal sizes and pressure classes depending on the applicable standard.

Pressure classes can include Class 300, 600, 900, 1500 and 2500, subject to size and applicable standard.

Available RTJ flange configurations include Weld Neck, Blind, Long Weld Neck and other suitable types.

Flange outside diameter, thickness, bore, bolt-hole arrangement, PCD and RTJ groove dimensions are manufactured according to the applicable standard or approved customer drawing.

Applications of RTJ Flanges

RTJ flanges are commonly used in demanding industrial applications such as:

  • Oil & Gas Industry

  • Refineries

  • Petrochemical Plants

  • Power Generation

  • High-Pressure Piping

  • High-Temperature Piping

  • Chemical Processing

  • Offshore Applications

  • Process Plants

  • Pressure Equipment

  • Industrial Pipeline Systems

Final material and flange selection should be based on the actual operating conditions and applicable engineering specification.

RTJ Flange Manufacturing & Inspection

Vandan Alloys supplies RTJ flanges with attention to dimensional accuracy, flange facing and groove requirements.

Inspection can include chemical composition, mechanical properties, dimensional inspection, visual inspection, hardness testing, PMI and other specified tests.

Particular attention can be given to the RTJ groove dimensions and surface condition, as these are important for proper ring-gasket installation.

Material Test Certificates can be supplied, including EN 10204 Type 3.1 documentation where required. Third-party inspection can also be arranged according to customer or project requirements.

Custom RTJ Flanges

We also supply custom RTJ flanges manufactured according to customer drawings and technical specifications.

Special requirements such as non-standard dimensions, special bore, customized bolt-hole arrangement, modified flange thickness or drawing-specific RTJ groove configurations can be reviewed for manufacturing feasibility.

Customers can send their drawing or technical specification for quotation.

RTJ Flanges Manufacturer & Exporter from India

Vandan Alloys supplies RTJ Flanges from Mumbai, India to customers in India and international markets.

We support requirements from distributors, stockists, EPC contractors, engineering companies, oil & gas companies, refineries and industrial procurement teams.

Our supply capability includes standard RTJ flanges as well as custom and drawing-based RTJ flange requirements.

Why Choose Vandan Alloys?

  • RTJ Flanges in multiple materials

  • Carbon Steel and Alloy Steel options

  • Stainless Steel and Duplex options

  • Nickel Alloy and exotic material options

  • Multiple pressure classes

  • Weld Neck, Blind and other configurations

  • Standard and drawing-based manufacturing

  • Dimensional and material inspection

  • EN 10204 Type 3.1 MTC available

  • Export packing and shipment support

  • Mumbai-based manufacturer and exporter

How to Order RTJ Flanges

For quotation, please provide:

Size + Flange Type + Material Grade + Pressure Class + RTJ Type + Quantity + Standard + Delivery Location

For custom requirements, please send the drawing or technical specification.

Vandan Alloys 

Manufacturer of All Types of Flanges

3/5, Sakar Bhavan, Ground Floor, 6th  Khetwadi lane, SVP Road ,Mumbai – 400 004. India

TEL+91 022 6610 9925Mobile no: 09892882255  GSTIN:  27AUMPS2067F1ZB

Email: info@vandanalloys.com ; Web: www.vandanalloys.com

Please visit Our Flanges Division:www.vandanalloys.net

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Sep 3rd, 2026 12:53 PM