Blind Flange2018-09-27T13:17:43+00:00

Blind Flange

Robust Special Metals is one of the latest manufacturers, stockist & suppliers of Blind Flanges, Reducing Threaded Flanges, Lap Joint Flanges, Flange Gaskets, Threaded Flanges, Socket Weld Flanges, Flanges Bolts, Ring Flange, Spectacle Blind Flanges, Weld Neck Flanges, Orifice Flange, Slip-On-Flanges, High Hub Blinds Flanges, which are manufactured using superior grade of Nickel Alloys, Inconel, Hastelloy, Monel, Nimonic, Titanium, Special Alloys, Alloy 20, Alloy 286, Duplex, Super Duplex, and Stainless Steel. These Flanges are most durable and manufacture to fit in the different size of Pipes. Engineers & World’s Best Project Consultants use these Flanges in Machined Components, we have supplied Flanges to companies involved in Equipment Manufacturing, Mining, Oil Refineries, Chemical Manufacturing, Heavy Engineering, Pulp and Paper, Valve and Automation, Utilities and Transportation, and Industrial Construction.

We have our manufacturing unit in Bhiwandi with some great machinery and skilled engineers to operate them to get the perfect outcome with a minimal defect in the metal shape, size, and material.

Specification of Blind Flange

Blind Flange, Plate flange, blind forged flange ::

  • B16.5 Blind Flange 150lb
  • B16.5 Blind Flange 300lb
  • B16.5 Blind Flange 600lb
  • B16.5 Blind Flange 900lb
  • B16.5 Blind Flange 1500lb
  • B16.5 Blind Flange 2500lb
  • B16.47 Series B (API)Blind Flange 75lb
  • B16.47 Series B (API)Blind Flange 150lb
  • B16.47 Series B (API)Blind Flange 300lb
  • B16.47 Series B (API)Blind Flange 600lb
  • B16.47 Series B (API)Blind Flange 900lb
  • B16.47 Series A (MSS SP44) Blind Flange 150lb
  • B16.47 Series A (MSS SP44) Blind Flange 300lb
  • B16.47 Series A (MSS SP44) Blind Flange 600lb
  • B16.47 Series A (MSS SP44) Blind Flange 900lb

Description of Blind flange

  • Type: Flat Face, Raised Face, Ring Joint, Tongue, and Groove, Male and Female
  • Material: Nickel Alloys, Inconel, Hastelloy, Monel, Nimonic, Titanium, Special Alloys, Alloy 20, Alloy 286, Duplex, Super Duplex, and Stainless Steel
  • Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820
  • Size: 1/2-78 inch (DN15-DN2000)
  • Pressure: ANSI class 150,300,600,1500,2500, DIN PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160
  • Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
  • Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
  • Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.


  • NICKEL – Nickel 200/201.
  • INCONEL – Inconel 600, Inconel 601, Inconel 617, Inconel 690, Inconel 690, Inconel 713C, Inconel 718, Inconel X-750, Inconel
    X-751, Inconel 800, Inconel 800H, Inconel800HT, Incone825, Inconel 890, Inconel 925, Inconel SX300.
  • HASTELLOY – Hastelloy C-276, Hastelloy C-22, Hastelloy C-2000, Hastelloy-X, Hastelloy B-2, Hastelloy B-3, Hastelloy
    C-4, Hastelloy G-30, Hastelloy G-35, Hastelloy N.
  • MONEL – Monel 400, Monel K-500.
  • DUPLEX & SUPER DUPLEX – Duplex 2205, Duplex 2207, Duplex 31803, Super
    Duplex 32750, Super Duplex 32760, Super Duplex 32550, 253MA, SMO 254, AL-6XN.
  • TITANIUM – Titanium Gr.1, Titanium Gr.2, Titanium Gr.3, Titanium Gr.4, Titanium
    Gr.5, Titanium Gr.7, Titanium Gr.11, Titanium Gr.12.
  • NIMONIC – Nimonic 75, Nimonic 80A, Nimonic 81, Nimonic 90, Nimonic 105,
    Nimonic 115, Nimonic 901.
  • SPECIAL ALLOYS – Alloy 20, Alloy 286, Invar 36, Invar 42, Kovar, Stellite Gr.6,
    Stellite Gr.25, Alloy 230, Alloy 28, Maraging Steel, Cobalt, Tantalum.
  • STAINLESS STEEL – SS 303, SS 304, SS304L, SS310, SS316, SS316L, SS317, SS317L, SS321, SS347, SS 17-4PH, SS 15-5PH, SS 904L, XM-19, Nitronic 50, Nitronic 60.