BLIND FLANGE manufacturer | ASME/ANSI B16.9, ANSI B16.28, MSS-SP-43

Stockholder, Supplier and Exporter of BLIND FLANGE in India, SEAMLESS/SEAM WELDED BUTTWELD PIPE FITTINGS price & information for interested buyers

Why us?

“We’ve proven that we are competitive in India, Brazil, Houston & UAE. Our BLIND FLANGE, buttweld fittings & forged fittings are of European origin, have recognised quality and the required traceability. A number of Inian & Brazilian companies have been DM Special Steel Ltd clients for years through our international sales network.”

DM Special Steel Ltd Flanges Inventory

DM Special Steel Ltd is a specialised manufacturer of high quality ASME/ANSI/DIN industrial blind flanges in India. We offer immediate delivery programs for standard size of carbon steel blind flanges and stainless steel blind flanges. Plate blind flanges manufactured in special stainless steel grades, nickel alloy and alloy steel can be supplied with just in time programs.

Commonly referred as blanking flanges, Blind pipe flanges are widely used in high pressure applications. Blind flanges are generally used to seal the end of a piping system to prevent flow of liquids or gases. The use of blind flanges allows ease of access to a piping system once it has been closed.

Our blind flanges are available with raised or RTJ faces and also with female threads. Blind flanges can be supplied with or without hub as per the customer requirements.

We offer blind plate flanges manufactured at our facility to companies in various industries including shipbuilding, power generation, petrochemical plants, oil refineries, waste water treatment plants, paper mills, pharmaceutical plants and turnkey projects among others.

Our products are widely exported to countries and regions such as the United States, Europe, Russia, Turkey, Malaysia, the UAE, Saudi Arabia, Iran, Brazil, Chile, Mexico, South Africa, Jordan, Tunisia, Vietnam, Indonesia, Thailand, Singapore, Colombia, and Sri Lanka.

Size: 1/2″ (15 NB) to 48″ (1200NB)

Standards: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings

Pressure Ratings: Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10, PN16, PN25, PN40, PN64 etc.

Carbon Steel Blind Flanges: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8

Stainless Steel Blind Flanges: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L
Alloy Steel Blind Flanges: ASTM A182 F1, F5, F9, F11, F22, F91

Special Alloy Blind Flanges: Duplex, Super Duplex, Nickel Alloys

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

Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized
Value Added Services: CNC Machining, Customised Flanges

Marking & Packing

Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All flanges are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.

Quality Assurance

At DM Special Steel Ltd, all fittings and flanges are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.

Test Certificates: Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report

Specifications, Dimensions Blind Flanges

  • ANSI/ASME B16.5 Blind Flange 150lb
  • ANSI/ASME B16.5 Blind Flange 300lb
  • ANSI/ASME B16.5 Blind Flange 400lb
  • ANSI/ASME B16.5 Blind Flange 600lb
  • ANSI/ASME B16.5 Blind Flange 900lb
  • ANSI/ASME B16.5 Blind Flange 1500lb
  • ANSI/ASME B16.5 Blind Flange 2500lb
  • ANSI/ASME B16.47 Series B Blind Flange 75lb
  • ANSI/ASME B16.47 Series B Blind Flange 150lb
  • ANSI/ASME B16.47 Series B Blind Flange 300lb
  • ANSI/ASME B16.47 Series B Blind Flange 400lb
  • ANSI/ASME B16.47 Series B Blind Flange 600lb
  • ANSI/ASME B16.47 Series B Blind Flange 900lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Blind Flange 150lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Blind Flange 300lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Blind Flange 400lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Blind Flange 600lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Blind Flange 900lb

For more information on our range of flanges & pipe fitting, please contact us today.

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