Stainless Steel Flanges – Manufacturer, Exporter, Supplier & Stockist in India

Vandan Alloys is a Mumbai, India-based supplier and exporter of Stainless Steel Flanges for industrial piping, pressure systems, process equipment and engineering applications. We offer stainless steel flanges in different grades, sizes, pressure classes, flange types and facing configurations as per applicable international standards and customer specifications.

Our range includes 304, 304L, 316, 316L, 321, 347, 310, 310S and 904L Stainless Steel Flanges, along with special and drawing-based requirements.

Stainless Steel Flange Types

We supply and manufacture a wide range of stainless steel flange configurations, including:

  • Stainless Steel Weld Neck Raised Face Flanges (WNRF)

  • Stainless Steel Blind Flanges

  • Stainless Steel Slip-On Flanges

  • Stainless Steel Socket Weld Flanges

  • Stainless Steel Threaded Flanges

  • Stainless Steel Lap Joint Flanges

  • Stainless Steel Orifice Flanges

  • Stainless Steel Long Weld Neck Flanges

  • Stainless Steel Plate Flanges

  • Custom Stainless Steel Flanges

Flanges can be supplied with Raised Face (RF), Flat Face (FF) or Ring Type Joint (RTJ) facing, subject to size, class and applicable standard.

Stainless Steel Flange Grades

304 / 304L Stainless Steel Flanges

A widely used stainless steel flange grade for general industrial, process piping and corrosion-resistant applications. 304L offers a lower carbon version suitable where low-carbon welding considerations are important.

316 / 316L Stainless Steel Flanges

316 and 316L contain molybdenum, providing improved resistance to many corrosive environments compared with 304 grades. These grades are widely used in chemical, marine and process industries.

321 Stainless Steel Flanges

Stabilized stainless steel suitable for applications involving elevated temperatures and welding conditions where resistance to intergranular corrosion is required.

347 Stainless Steel Flanges

A stabilized stainless steel grade used in elevated-temperature and process applications where resistance to sensitization is important.

310 / 310S Stainless Steel Flanges

Designed for demanding high-temperature service, with applications in heat treatment, furnace, thermal processing and high-temperature industrial equipment.

904L Stainless Steel Flanges

A highly alloyed stainless steel used for demanding corrosion-resistant applications where enhanced resistance is required, subject to process conditions and specification.

Stainless Steel Flange Specifications

Our stainless steel flanges can be supplied according to project requirements covering:

Size: Small bore to large diameter sizes
Pressure Class: 150, 300, 400, 600, 900, 1500 and 2500 Class, where applicable
Pressure Rating: PN16 and other PN ratings as applicable
Facing: RF, FF and RTJ
Standards: ASME B16.5, ASME B16.47, EN 1092-1, DIN, JIS, BS and customer specifications
Material Specification: ASTM A182 for applicable forged stainless steel flanges
Inspection: Dimensional inspection, visual inspection, PMI, MTC and third-party inspection as required

Dimensions and pressure-temperature ratings are supplied according to the applicable standard and material specification.

Applications of Stainless Steel Flanges

Stainless steel flanges are used where corrosion resistance, cleanliness, durability and reliable bolted connections are important.

Typical industries include:

  • Oil & Gas

  • Petrochemical

  • Chemical Processing

  • Power Generation

  • Pharmaceutical

  • Food & Beverage

  • Water & Process Industries

  • Heat Exchangers

  • Pressure Vessels

  • Refineries

  • Industrial Piping Systems

The correct grade and flange configuration should always be selected according to temperature, pressure, fluid, corrosion conditions and applicable engineering requirements.

Manufacturing, Inspection & Documentation

Stainless steel flanges are manufactured or sourced according to the required material grade, dimensions, flange type and applicable standard. Each order can be controlled for dimensional accuracy, flange facing, bore, bolt-hole arrangement, marking and material identification.

Documentation such as Mill Test Certificate (MTC), EN 10204 Type 3.1, PMI and Third-Party Inspection (TPI) can be provided when specified in the purchase order.

Custom Stainless Steel Flanges

Vandan Alloys also handles custom and drawing-based stainless steel flanges for special requirements. We can work with customer drawings and specifications covering special dimensions, bore sizes, PCD, bolt holes, thickness, facing and other engineering requirements.

Stainless Steel Flanges Manufacturer & Exporter from India

Vandan Alloys supplies Stainless Steel Flanges from Mumbai, India to customers requiring industrial-quality flanges for domestic and international projects.

We serve as a Stainless Steel Flange Manufacturer, Exporter, Supplier and Stockist in India, with capabilities for standard as well as special flange requirements. We also support international sourcing requirements for customers in the USA and other global markets.

Our focus is on correct material selection, dimensional compliance, documentation and reliable supply.

How to Order Stainless Steel Flanges

For a quotation, please provide:

Size + Flange Type + Grade + Class/PN + Facing + Bore/Schedule + Quantity + Standard + Inspection Requirement + Delivery Location

This information allows us to offer the correct stainless steel flange for your application.

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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Stainless Steel Flanges Manufacturer & Exporter in India | Vandan Alloys

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Vandan Alloys manufactures and exports Stainless Steel Flanges in 304, 304L, 316, 316L, 321, 347, 310, 310S and 904L grades. Supplier and stockist in India.

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Sep 2nd, 2026 5:27 PM