Stainless Steel Flanges

Complete range of flanges including slip-on, weld neck, blind, socket weld, and threaded types.

Product Overview

Our stainless steel flanges are manufactured to ASME B16.5, B16.47, EN 1092-1, and other international standards. We offer comprehensive types including weld neck, slip-on, blind, socket weld, threaded, lap joint, and reducing flanges. Suitable for piping systems in petrochemical, power generation, water treatment, and process industries.

All standard types available

Forged construction for strength

Accurate dimensions and tolerances

Smooth sealing surfaces

Material test reports provided

Custom sizes and ratings

Applications

Petrochemical refineries

Power generation plants

Water treatment facilities

Chemical processing

Oil & gas pipelines

HVAC systems

Available Grades

We supply 16 common stainless steel and titanium grades. Select the grade that best suits your application requirements.

Grade	Name	Characteristics	Typical Applications
304	Austenitic Stainless Steel	General purpose corrosion resistance	Standard piping systems
304L	Low Carbon Austenitic	Excellent weldability	Welded piping
316L	Austenitic Stainless Steel	Superior corrosion resistance	Marine, chemical
321	Stabilized Austenitic	Temperature resistant	High-temperature piping
2205 Duplex	Duplex Stainless Steel	High strength, SCC resistant	Offshore, chemical
904L	Super Austenitic	Exceptional corrosion resistance	Severe environments
2507 Super Duplex	Super Duplex	Extreme pitting resistance	Seawater systems
410	Martensitic Stainless Steel	Hardenable	Valve components
430	Ferritic Stainless Steel	Magnetic, economical	General purpose
310S	Heat Resistant	High-temperature stable	Boiler flanges
309S	Heat Resistant	Oxidation resistant	Furnace piping
201	Austenitic Stainless Steel	Cost-effective	Light duty applications
301	Austenitic Stainless Steel	Work-hardening	Structural flanges
420	Martensitic Stainless Steel	High hardness	Specialty flanges
409	Ferritic Stainless Steel	Heat resistant	Exhaust flanges
TA1	Pure Titanium	Corrosion resistant	Chemical processing
TA2	Pure Titanium	Good strength	Marine systems
TC4	Titanium Alloy	High strength	Aerospace

Specifications

Size Range1/2" - 72" (DN15 - DN1800)

Pressure Classes150#, 300#, 600#, 900#, 1500#, 2500#

TypesWN, SO, BL, SW, TH, LJ, Reducing

StandardsASME B16.5, B16.47, EN 1092-1

FacingRF, FF, RTJ, MFM, TG

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