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High Strength Flange Stud Bolts Grade B7 Built For Asme B16.5 High Pressure Flange Connections Manufacturer In India

High Strength Flange Stud Bolts Grade B7 Built For Asme B16.5 High Pressure Flange Connections Manufacturer In India

Specification Details
Size6mm to 50mm
TypeCustom Fasteners, Nails, Bolt, Nut, Screw, Rivet, Washer, Threaded Rod, Coated, Studs
StandardDin, Iso, Jis, Gb, Bs, Astm, Is
Length25mm to 300mm
MaterialStainless Steel, Silicon Bronze, Phosphor Bronze, Monel, Inconel, Incoloy, Nickel, Hastelloy

High-Tensile Alloy Steel Flange Stud Bolts Built for Petrochemical Pressure Vessel Applications Supplier in India

Bhansali Bolts offers premium-quality bolts and fasteners for superior strength, durability and performance for industrial applications, making it a reliable Flange Stud Bolts Manufacturer. These stud bolts are used to join flanges in piping systems that require a tight connection and are subjected to high pressure and temperature. They are manufactured with high-quality materials, providing superior strength and wear/corrosion resistance. Regular threading facilitates easy and precise fitting in diverse applications. These bolts are ideal for applications in the petroleum industry, petrochemical plants, power stations, and heavy engineering industries. Through rigorous testing, these bolts ensure safety and durability.

These bolts are engineered for high-stress applications, offering stability and load-bearing performance. They come in various sizes, finishes and requirements to suit various applications. Projects involving fasteners that shank both ends of a joint often use Double End Stud Bolts to offer improved grip and support. These components can be easily installed and replaced in complex piping assemblies. Increasingly, industries are opting for procurement via a trusted B2B Portal for quality and timely delivery. It enables contractors and managers to handle large orders in a timely manner.

Flange Stud Bolt – Material & Specification Table

MaterialGradeStandardSize RangeThread TypeStrength ClassTemperature RangeTypical Application
Carbon SteelASTM A193 B7ASTM A193 / A194½″ – 4″UNC / UNFHigh Strength-29°C to 450°CPipeline flanges
Alloy SteelASTM A193 B16ASTM A193 / A194½″ – 4″UNC / UNFHigh Temp Strength-29°C to 550°CHigh-temperature flanges
Stainless SteelASTM A193 B8 / B8MASTM A193½″ – 3″UNC / UNFCorrosion Resistant-50°C to 600°CChemical plants
Duplex SteelASTM A320 L7ASTM A320½″ – 3″UNC / UNFLow Temp Strength-100°C to 300°CCryogenic systems

High-Integrity Flange Fastening Solution


  • High-Strength Flange Joints: Flange Stud Bolts are designed to securely join a new set of flanges in a piping system. Their full-diameter or double-end threaded structure helps to distribute load over the entire flange joint. A great clamping force can be achieved with the use of low tolerance nuts. This provides leak-tight joints in high-pressure systems.


  • Strength & Load Bearing Capabilities: These studs are made from carbon steel, alloy steel and stainless steel for enhanced strength. They can carry high loads without compromising joint integrity in high pressure environments. The consistent pitch delivers an improved grip and tightening strength. Thus making them ideal for industrial use.


  • Temperature & Corrosion Resistance: Flange Stud Bolts can operate within the temperature range of -40°C to 600°C, depending on the grade. They can be coated with galvanizing, PTFE, black oxide, among other methods, to prevent corrosion. This makes them suitable for marine, chemical and refinery applications. This minimises maintenance and increases life span.

  • Versatile and widely used: in the oil and gas, petrochemical, refinery and power generation sectors. They are crucial for flanged joints in pipes, valves, and vessels. Available in different sizes and standards for various applications. This makes them vital to industrial piping components.

Client Project Report of Fastener

Product SuppliedQuantityCities (India)
Flange Stud Bolts for Oil & Gas Pipeline Connections204 PiecesMumbai
Flange Stud Bolts for Petrochemical Plant Installations189 PiecesJamnagar
Flange Stud Bolts for Refinery Equipment Assembly176 PiecesVadodara
Flange Stud Bolts for Power Generation Systems197 PiecesChennai
Flange stud bolt is a very important fastening element in connecting flanges in piping systems where they require the uniform clamping and leak-free sealing. These bolts are designed with full or double end threads to make sure that the full load of the component is distributed equally across the flange faces to enhance gasket compression and joint integrity. Their efficiency relies on the correct choice of materials on the basis of pressure, temperature and exposure to the environment and they are applicable in the demanding operations of oil refineries, petrochemical units, power facilities and industrial piping systems where reliability of the joints is a major working specification.


Type of Sub-products

Frequently Asked Questions

How do Flange Stud Bolts ensure secure and leak-proof flange connections?

In which applications are Flange Stud Bolts preferred over standard bolts?

What role does material selection play in the performance of Flange Stud Bolts?


Countries We Export

  • India


Cities We Supply

  • Bangalore Urban

  • Hyderabad

  • Jaipur

  • Kalyan

  • Rampura

  • Sion, Mumbai

  • Surat

  • Thane

  • Gandhinagar

  • Rajahmundry

  • Panipat

  • Ahmadnagar

  • Ahmadpur

  • Bangalore Rural

  • Chandigarh

  • Chennai

  • Coimbatore

  • Haridwar

  • Jodhpur

  • Kolhapur

  • Mumbai

  • Murud (raigad)

  • Navi Mumbai

  • New Delhi

  • Rudrapur

  • Hosdurg

  • Durgapur

  • Ahmedabad

  • Jodhpur (ahmedabad)

  • Kolkata

  • Mumbai Suburban

  • Nashik

  • Raipur

  • Rajkot

  • Varanasi

  • Visakhapatnam

  • Angul

  • Bengaluru

  • Lucknow

  • Nagpur

  • Pune

  • Moradabad

  • Bharuch


Industries We Serve

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Gasket Industry industry

    Gasket Industry

  • Sugar industry

    Sugar

  • Automobile Industry industry

    Automobile Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Paper Mill industry

    Paper Mill

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Railways industry

    Railways

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry

  • Power Plant industry

    Power Plant

  • Electrical Industry industry

    Electrical Industry

  • Ring Man Units industry

    Ring Man Units


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