Vikalp Steel Industries is a leading Indian manufacturer, exporter, and supplier of Industrial Pipe Flanges, engineered in compliance with ASME, ANSI, API, DIN, EN, BS, JIS, MSS-SP, IS, and other international standards. With decades of expertise in forging and precision machining, we deliver flanges that offer high strength, dimensional accuracy, corrosion resistance, and long service life.
Our flanges are manufactured from high-grade raw materials using advanced forging, CNC machining, and strict metallurgical quality controls. Designed to perform under high pressure, high temperature, and corrosive environments, our products are widely used in oil gas, petrochemical, refinery, power generation, marine, chemical, pharmaceutical, food processing, HVAC, and industrial piping systems.
What Are Pipe Flanges?
Pipe flanges are mechanical components used to connect pipes, valves, pumps, and equipment through bolted joints. They ensure:
Leak-proof and secure connections
Easy installation, maintenance, and dismantling
Accurate pipe alignment
High pressure and temperature handling
Access for inspection and cleaning
Product Specifications
Size Range: to 60 ASME B16.5: 24 ASME B16.47 Series A/B: 26 60 (Custom sizes available)
Pressure Ratings: ASME / ANSI Classes: 150, 300, 400, 600, 900, 1500, 2500 DIN / EN PN Ratings: PN6 to PN400
Material Grades: Carbon Steel: ASTM A105, A350 LF2, A694 F42 F70 Stainless Steel: SS 304, 304L, 316, 316L, 321, 347 Alloy Steel: F5, F9, F11, F22, F91 Duplex / Super Duplex: 2205, 2507 Nickel Alloys: Inconel, Monel, Hastelloy Copper Alloys, Titanium Special Alloys
Flange Types Offered
Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint, Long Weld Neck, RTJ, Plate Flanges, Reducing Expander Flanges.
Special Flanges: Orifice Flanges, Spectacle Blinds, Spades Spacers, Anchor Flanges, Nozzle Flanges, Swivel Ring Flanges, Square Hex Flanges, Heavy-Duty Customized Flanges.
Manufacturing Quality
CNC machined for precise flatness and bolt alignment
Hydro Test, UT, MPI, DPT, PMI Chemical Analysis
Dimensional Hardness Testing
EN 10204 3.1 / 3.2 Certification
Full material traceability
Applications
Oil Gas Pipelines, Petrochemical Plants, Refineries, Power Plants, Water Desalination Projects, Marine Offshore, Fertilizers, Pharmaceuticals, Food Beverage, HVAC Firefighting Systems.
Why Choose Vikalp Steel Industries?
ISO-Certified Manufacturing Unit
TPI Approved: BV, TUV, SGS, Lloyds, DNV
OEM Custom Engineering Support
Competitive Pricing for Bulk Orders
Fast Delivery Across India Worldwide
Engineers and industries trust Vikalp Steel Industries for reliable, certified, and globally accepted industrial pipe flanges.