Duplex Steel Flange Manufacturer in India

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ASME SA 182 Duplex Steel Lap Joint Flanges, Ferritic Duplex Stainless Steel Slip on Flanges, Duplex Steel Weld Neck Flange Supplier in India

Metcock Steel Impex is the largest Duplex Steel Flanges Manufacturer in India. We are specialists in the production of industrial Duplex Steel flanges of high precision. We supply Duplex Steel Socket Weld Flanges of different sizes between 1/2" (15 NB) and 48" (1200 NB) that are applicable to the different applications. We have Class 150, Class 300, Class 400, Class 600, and Class 900, and produced the products with alloys of 2123% Chromium, 4.5 6.5% Nickel, 2.53.5% Molybdenum, and 0.080.20% Nitrogen to help their strength and corrosion resistance.

Duplex Steel Lap Joint Flange, Duplex Steel Orifice Flanges, Duplex Steel Ring Type Joint Flanges, Duplex Steel Long Weld Neck Flanges, Duplex Steel RTJ Flange Manufacturer in India

Metrock Steel Impex is a well-known Duplex Steel Flanges Manufacturer and supplier in India. We supply products of a high standard as per the industry and international standards. Its manufacturing process involves the accurate Raw Material Inspection and Cutting, and enhanced Forging to make it strong and stable. We manufacture a variety of Duplex Steel Blind Flanges that are well finished to ensure that they are well dimensioned, resistant to corrosion, and also reliable in the long run. We are also leading Super Duplex Steel Flange Manufacturer in India.

Specificiation For Duplex Steel Weld Neck Flanges

Duplex Steel Weld Neck Flanges Specificiation
Standard ASTM A182 / ASME SA182
Dimensions ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Flange Size Chart 1/2" (15 NB) to 48" (1200NB), DN10~DN5000
Pressure Rating Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
JIS 16 K, 5K, 10 K, 20 K, 30 K, 40 K, 63 K
Flange Connection / Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove, Flange Pipe.
Origin West Europe / Japan / Indian / USA / Korean
Types of Flanges Threaded / Screwed / Forged / Plate
Coating Yellow Transparent, Zinc Plated, Anti-rust Paint, Oil Black Paint, Cold and Hot Dip Galvanized
Test Of Flange Direct-reading Spectrograph, Ultrasonic flaw detector, Magnetic particle detector, X-ray detector, Hydrostatic testing machine.
Production technique Used Heat treated, Forged and Machined
Equipment Press machine, Bending machine, Pushing Machine, Sand-blasting machine, electric bevelling machine etc.
Test Certificates EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report, etc

Types Of Duplex Steel Flanges

Duplex Steel Ring Type Joint Flanges

Duplex Steel Ring Type Joint Flanges

Duplex Steel Long Weld Neck Flanges

Duplex Steel Long Weld Neck Flanges

Duplex Steel Orifice Flanges

Duplex Steel Orifice Flanges

Duplex Steel Socket Weld Flanges

Duplex Steel Socket Weld Flanges

Duplex Steel Lap Joint Flanges

Duplex Steel Lap Joint Flanges

Duplex Steel Slip on Flanges

Duplex Steel Slip on Flanges

Duplex Steel Weld Neck Flanges

Duplex Steel Weld Neck Flanges

Duplex Steel Blind Flanges

Duplex Steel Blind Flanges

“Leading Manufacturer and Supplier of high-quality Duplex Steel Flanges delivering strength, durability, and reliability for global engineering applications”

Grades Available For Duplex Steel Flanges

Standards Our Duplex Steel Flange Follows

ASMT
ASME
ISO
ANSI

Applications Of Duplex Steel Blind Flange

  • Oil And Gass Industry
  • Marine Industry
  • Refinery Industry
  • Heat Exchanger Industry
  • Paper & Pulp Industry
  • Desalination Plant Industry
Applications Of
                                    Duplex Steel Blind Flange

Packaging Of Stainless Steel RTJ Flange

Packaging Of RTJ Flange
  • Customized Packaging
  • Wooden Crates or Boxes
  • Bundled Packaging
  • Steel Strapped Bundles
  • Plastic Wrap
  • Shrink Wrap

Equivalent Grades For Duplex Steel Flanges

STANDARD WNR.
Duplex S31803 / S32205 1.4462

Chemical Composition For Duplex Steel Orifice Flange

Grade C Mn Si P S Cr Mo Ni N Fe
S31803 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 22.0 – 23.0 3.0 – 3.5 4.50 – 6.50 0.14 – 0.20 63.72 min
S32205 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 21.0 – 23.0 2.50 - 3.50 4.50 – 6.50 0.8 – 0.20 63.54 min

Mechanical Properties Of Duplex Steel Flange

Grades Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
S31803 / S32205 7.805 0.285 1420 – 1465 2588 – 2669

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Cities We Supply Duplex Steel Orifice Flanges

Countries We Supply Duplex Steel Slip on Flanges

Metrock Steel Impex

Metrock Steel Impex is an established Duplex Steel Lap Joint Flange Manufacturer in India and supplies high-quality Duplex Steel Flange, which are accurate, durable, safe, and reliable in operation in oil, gas, power, and process industries across the world.

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