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Alloy Steel Flanges

Alloy Steel Flanges

Alloy Steel Flanges Specification :

ASTM A182 / ASME SA182

Dimension Standard :

ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard :

ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size :

1/2" (15 NB) to 48" (1200NB)

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Alloy Steel Flanges are engineered to meet the demanding requirements of high-pressure and high-temperature industrial systems. With superior strength, corrosion resistance, and precise dimensional standards, they are the preferred choice across oil & gas, petrochemical, chemical, and power industries worldwide.

Global Market Demand & Trends

The global market demand for alloy steel flanges is rising steadily, driven by large-scale energy projects, expanding refineries, and infrastructure development. Industry reports indicate a strong alloy steel flange industry growth forecast, with top exporting countries including India, China, and the UAE supplying to Gulf and international markets. The import trends of alloy steel flanges in Gulf countries reflect growing reliance on high-quality, certified flanges for critical pipeline and industrial systems.

Industrial Applications & Advantages

Alloy steel flanges are widely used in oil refineries, chemical plants, and high-pressure pipelines, where reliability and safety are crucial. They offer clear advantages over carbon steel flanges, including:

  • Enhanced corrosion resistance for aggressive chemical environments
  • Superior tensile strength and pressure handling
  • Longevity under high-temperature operations

These flanges ensure leak-proof connections and optimized flow efficiency in demanding industrial systems.

Specifications & Quality Standards

Alloy Steel Flanges are manufactured according to ASTM A182 specifications, ensuring uniform chemical composition and mechanical properties. Quality-conscious buyers verify MTC and hardness requirements, testing each flange for tensile strength, dimensional accuracy, and corrosion resistance. Certified suppliers of alloy steel flanges in India provide inspection reports, ISO compliance, and traceable production batches, ensuring consistent quality for international projects.

Sourcing & Availability

Availability of alloy steel flanges is expanding, with custom sizes and various types (weld neck, slip-on, and blind flanges) easily procured through trusted suppliers. Pricing trends and availability of alloy steel flanges vary based on grade, size, and export regulations, but a focus on certified, high-quality products ensures long-term value and operational safety.

Alloy DIN 1.5415 Spectacle Blind Flanges, CrMo F12 Threaded Flanges

Chrome Moly Slip On Flanges

Alloy Steel F1 SORF Flanges, UNS K41545 Slip On Flanges, DIN 1.5415 SORF Flanges, ASME SA 182 Alloy Steel F5 Slip-on Raised Face Flanges

Chrome Moly Slip On Flanges

Alloy Steel Weld Neck Flanges

ASME SA182 Alloy Steel F9 WNRF Flanges, ASTM A182 Alloy Steel F11 Weld Neck Flanges, DIN 1.7362 Weld Neck Flanges, UNS K90941 Weld Neck Raised Face Flanges

Alloy Steel Weld Neck Flanges

Chromium Molybdenum Blind Flanges

ASTM A182 Alloy Steel F22 Blind Flanges, DIN 1.7386 Blind Flanges, ASME SA182 Alloy Steel BLRF Flanges, Alloy Steel Blind Raised Face Flanges Supplier

Chromium Molybdenum Blind Flanges

Alloy Steel Threaded Flanges

DIN 1.7338 Threaded Flanges, UNS K11597 Screwed Flanges, ASME SA 182 Alloy Steel Threaded Flanges, ASTM A182 Alloy Steel Threaded Flanges

Alloy Steel Threaded Flanges

Alloy Steel Socket Weld Flanges

ASTM A182 Alloy Steel Socket Weld Flanges, Alloy UNS K11562 Socket Weld Flanges, Alloy DIN 1.7335 Socket Weld Flanges

Alloy Steel Socket Weld Flanges

Alloy Steel Lap Joint Flanges

UNS K21590 Lap Joint Flanges, Alloy Steel F91 Lap Joint Flanges, ASTM A182 Chrome Moly Lap Joint Flanges, ASME SA182 Alloy Steel Lap Joint Flanges

Alloy Steel Lap Joint Flanges

Alloy Steel Ring Type Joint Flange

UNS K90901 Ring Type Joint Flange, ANSI B16.9 Alloy Steel RTJ Flanges, ASTM A182 Alloy Steel Ring Type Joint Flanges, ASME SA182 Alloy Steel F1 Ring Type Joint Flanges

Alloy Steel Ring Type Joint Flange

Alloy Steel Orifice Flanges

UNS K21590 Orifice Flanges, B16.36 Alloy Steel F2 Orifice Flanges, ASTM A182 Alloy Steel Orifice Flanges, ASME SA 182 Chromium Molydenum F5 Orifice Flanges

Alloy Steel Orifice Flanges

Alloy Steel Long Weld Neck Flanges

UNS K41545 Long Weld Neck Flanges, Alloy Steel 1.7380 Long Weld Neck Flanges, ASTM A182 Alloy Steel Long Weld Neck Flanges, ASME SA 182 Alloy Steel F11 Long Weld Neck Flanges

Alloy Steel Long Weld Neck Flanges

Alloy Steel Spectacle Blind Flanges

UNS K90941 Spectacle Blind Flanges, ANSI / ASME B16.9 Alloy Steel Spectacle Blind Flanges, ASTM A182 Alloy Steel Spectacle Blind Flanges, ASME SA 182 Alloy Steel Spectacle Blind Flanges

Alloy Steel Spectacle Blind Flanges

Alloy Steel Forged Flanges

UNS K11597 Forged Flanges, B16.9 Alloy Steel Forged Flanges, ASTM A182 Alloy Steel F22 Forged Flanges, ASME SA182 Alloy Steel Forged Flanges

Alloy Steel Forged Flanges

Alloy Steel Plate Flanges

UNS K90941 Plate Flanges, ANSI B16.9 Alloy Steel F91 Plate Flanges, ASTM A182 Alloy Steel Plate Flanges, ASME SA182 Alloy Steel Plate Flanges

Alloy Steel Plate Flanges

Alloy Steel Flanges Specification :

ASTM A182 / ASME SA182

Dimension Standard :

ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard :

ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size :

1/2" (15 NB) to 48" (1200NB)

Class / Pressure :

150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type :

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

DIN Flanges :

DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673.

JIS Flanges :

JIS B2220 5K, JIS B2220 10K, JIS B2220 16K, JIS B2220 20K

BS Flanges :

BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250, BS 10, BS Table D, BS Table E, BS Table F, BS Table H.

Our Alloy Steel Flanges are used in a wide range of applications and various industries. Below are a few of them:

Application Industries

Application Industries

Aerospace Industry

Aerospace Industry

Food Processing Industry

Food Processing Industry

Pulp & Paper Indusry

Pulp & Paper Indusry

Energy Industry

Energy Industry

Pharmaceuticals Industry

Pharmaceuticals Industry

Power Plant Industry

Power Plant Industry

Chemical Industry

Chemical Industry

Oil and Gas Industry

Oil and Gas Industry

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