January 5, 2016




M.B.Metal India is a leading manufacturer and exporter of Flanges such as industrial forged flanges (A-182, ANSI B16.5) and plate flanges (A-240, ANSI B16.5) in Mumbai, India. The flanges are manufactured and supplied in a range of pressure ratings to meet customer specifications. Slip-On flange, Weld-Neck flange and Lap-Joint Flange are three of the most popular types of flanges manufactured by us, with Threaded flange and Blind Flange also supplied to order.

We specialise in manufacturing a comprehensive range of carbon steel flanges, alloy steel flangesand stainless steel flanges from ½”NB to 48”NB. Steel flanges are widely used as connectors in piping systems to connect pipes to pipes, tees, reducers, elbows, valves and other piping equipments.

Other special large diameter flanges can also be supplied on customer demand. We stock many standard size large diameter slip-on flanges, blind flanges and weld neck flanges in 304/304L, 316/316L and also A-105 – carbon steel. Steel flanges are widely used in various industries including power generation, oil and gas transportation, petrochemical plants, refineries, waste water treatment plants, marine and pharmaceuticals plants among others.

We can offer carbon steel and alloy steel flanges with electro-galvanized coating and blackodising finish. Our flange products are supplied with EN 10204 3.1 Test Certification, with complete details on the chemical and physical properties of the materials. They are permanently marked with size, schedule, grade, and heat code.

We are leading exporter of a comprehensive range of carbon steel flange, alloy steel flange and stainless steel flange from ½”NB to 48”NB. We are India’s most trusted exporter of steel flange in A105, A105N, ASTM A350 LF2 grade, ASTM A182 F304L, F316L and Duplex Grades. All our products are supplied with related Mill Test CErtificates, as per EN 10204 3.1.

We distribute our stainless steel flange, alloy steel flange and carbon steel flange products across all major cities and industrial areas.

All our products are manufactured with high quality raw materials and supplied to our customers with complete guarantee and certifications.

Industrial Steel Flange, Manufactured as per ANSI B16.5 – Stainless Steel Flange, Carbon Steel Flange, Alloy Steel Flange

Steel Flange Production Range – ANSI / ASME Flanges

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.

Types of Flange: Weld neck Flange (WNRF), Slip-on Flange (SORF), Blind Flange (BLRF), Lap Joint Flange
(SOLJ), Socket-weld Flange (SWRF), Screwed (Threaded) Flange, Long weld neck Flange (LWNRF), Spectacle Blind Flange, Spacer & Blind Flange, Ring Type Joint Flange (RTJ), Reducing Flange, Raised Face (RF) Flange, Orifice Flange, Large Diameter Flange, Custom Flange, Drawing Flange, Forged Flange, Plate Flange, Flat Face Flange, etc.

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

Special Alloy Flange: 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 Flange

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 flange 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 M.B.METAL INDIA, all fittings and flange 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

Review Date
Review Item
Inconel 718