Manufacturer And Exporter Of Weld Neck Flanges From India In Carbon Steel, Stainless Steel And Nickel Alloys

Weld Neck Flanges exporter from india

MAHESH METAL INDIA  offers Manufacture premium quality  Weld Neck Flanges.

Size: 1/2″ (15 NB) to 48″ (1200NB)

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 Weld Neck 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 Weld Neck Flanges: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L

Alloy Steel Weld Neck Flanges: ASTM A182 F1, F5, F9, F11, F22, F91

Special Alloy Weld Neck 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 GalvanizedValue Added Services: CNC Machining, Customised Flanges

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

Standards & Specifications for Manufacturing Flanges

  • ASME B16.5 (Pipe Flange)
  • A403/A403M (Wrought Austenitic Stainless Steel Piping Fittings)
  • A182/A182M (Alloy Steel Forgings for high-Temperature)
  • A105/A105M (Carbon Steel Forgings for Piping)
  • A234/A234M (Piping Fittings of Carbon Steel and Alloy Steel for Moderate and High Temperature)
  • A350/A350M (Carbon Steel and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing)

What are the Main Flange Manufacturing Grades

Stainless Steel FlangeCarbon Steel FlangeAlloy Steel Flange
F304 (1.4301)Q34515CrMo/35CrMo
F304L (1.4307)20/35/45/42CrMo/1Cr5Mo
F321 (1.4541)20Mn/50Mn12CrMoV
F316L(1.4404)A105NF5/F9/F11/F22
F316Ti(1.4571)C22.8/P250GH
F347 (1.4550)A350LF2
F 310/310STstE355
F51 (1.4462)
F53(1.4410)
F55(1.4501)
F60

Marking & Packing


Weld Neck Flange are packaged to ensure that there is no Single 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 Slip oN Flanges.

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

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