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Bolts

Welcome to Teshi Fasteners’ Bolts page. As a leading manufacturer, we offer a comprehensive range of high-quality bolts designed to meet various industrial and construction needs. Explore our selection to find the perfect bolts for your specific applications and projects.

Leading Manufacturer, Stockist, Supplier, and Exporter of Bolts in India

Teshi Fasteners stands as a premier manufacturer of high-quality bolts in India, offering a comprehensive range of products with ready stock for both domestic supply and international export. We specialize in custom orders, tailoring our manufacturing processes to meet the precise requirements of our clients. As India’s foremost manufacturer of large-diameter bolts in high-tensile and stainless steel grades, we provide fasteners for major projects across the power, renewable energy, wind, and infrastructure sectors. With a focus on delivering excellence in stainless steel bolts and fasteners, we are recognized as the leading bolts manufacturer and supplier in India, with expertise in Hex Bolts, High-Tensile Bolts, Heavy Hex Bolts, and more.

About Bolts

Bolts are essential fastening components used in various industrial and construction applications to securely join two or more parts together. These mechanical fasteners typically consist of a cylindrical shaft with a head at one end, and a threaded portion that allows them to be tightened with a nut. They are crucial in ensuring the stability and integrity of structures and machinery.

Key Features of Bolts:

  • Material Diversity: Made from a variety of materials including stainless steel, carbon steel, alloy steel, and more, each offering different strengths and resistance properties.
  • Strength Grades: Available in various strength grades to meet specific load-bearing requirements, from standard to high-tensile options.
  • Thread Types: Designed with different thread types and sizes, including metric and imperial threads, to ensure compatibility with nuts and other fasteners.
  • Corrosion Resistance: Many bolts come with protective coatings or are made from corrosion-resistant materials to withstand harsh environments and exposure to chemicals or moisture.
  • Precision Engineering: Manufactured with high precision to ensure accurate dimensions and threading, ensuring a secure and reliable fit.
  • Standard Compliance: Produced according to international standards such as DIN, ISO, ASTM, and ANSI, ensuring consistency and compatibility across different applications.
  • Versatility: Suitable for use in a wide range of applications, including construction, automotive, aerospace, and machinery, providing strong and reliable fastening solutions.
  • Custom Options: Available in custom sizes and designs to meet specific project needs and unique application requirements.
  • High Load Capacity: Engineered to handle significant load and stress, making them ideal for critical applications requiring high strength and stability.

Standard Specification of Bolts

BoltsSpecification
Bolt sizeM 02 to M 160, Custom Sizes
Bolts Length3 mm to 200 mm
BoltUNF, BSW, BSF, METRIC, UNC, or as required
Standard of BoltsIS1364, ISO 4014, ISO 4017, DIN 933, DIN 931, BS 1083, BS 1768, ASME B18.2.1, JIS B1180, DIN 558, ISO 4018, DIN-EN14399-4, DIN 601, ISO 4016, CSN 21301, EU 24016, DIN 7968, DIN7990, ASME B18.2.1, B18.5
Form of BoltsHex, Threading, Square, Round as per Gauge Etc.
Threads ConfigurationASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
CertificationDual Certified As per ASTM & ASME Codes
Popular Types of BoltsHex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Countersunk Bolts, etc.
ThreadsUnless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Test Certificate of Boltsas per EN 10204 / 3.1 Manufacturer Test Certificate
Additional CertificationsPED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Production processM24-M100: hot forging, M2-M24: Cold Forging, for custom-made connecting element machining and CNC
Head drive of BoltsSix-Lobe, Phillips, Phillips/Slot, Slotted etc
Packing of BoltsIN BULK: canton, pallet, Small Boxs / carton/pallet, or customer request
Surface CoatingPTFE Coated Bolts
Phosphate Coating
Teflon Coating
Zinc Coating
Hot Dipped Galvanizing Coating
Cadmium Coating
Xylon Coating
Bolts finishingCoatings & Finishes: Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating, Dacroment, nickel-plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide,

“Types of Bolts”

Explore our diverse selection of high-quality bolts, designed to meet the demands of various industrial and construction applications. Browse through our categories to find the perfect bolts tailored to your specific project requirements.

Hex Bolts

Allen Bolts

Square Bolts

Anchor Bolts

U Bolts

Carriage Bolts

L Bolts

Lag Bolts

J Bolts

Elevator Bolts

Shoulder Bolts

Applications & Uses of Bolts

  • Oil & Gas Sector: Secure critical components and equipment.
  • Power Generation: Essential for fastening machinery and structural elements.
  • Industrial Machinery: Used for assembling and maintaining machinery.
  • Petrochemical Plants: Vital for securing parts in processing units.
  • Medical Equipment: Reliable fastening for devices and instruments.
  • Agricultural Equipment: Used in farming machinery and tools.
  • Paper & Pulp Production: Secure parts in processing and manufacturing equipment.
  • Shipbuilding: Essential for assembling ship structures and components.
  • Sugar Production: Fasten machinery and equipment in sugar mills.
  • Cement Manufacturing: Critical for machinery assembly and maintenance.
  • Chemical Processing: Secure components in chemical processing facilities.

Installation and Maintenance

  • Torque Specifications: Follow recommended torque settings to ensure proper installation and avoid damage.
  • Lubrication: Use appropriate lubricants to reduce friction and prevent galling, especially in high-stress applications.
  • Inspection: Regularly inspect bolts for signs of wear, corrosion, or loosening to maintain safety and performance.

Special Considerations

  • High-Temperature Applications: Teshi Fasteners provides bolts suited for high-temperature environments, ensuring performance and safety.
  • Corrosion Resistance: Offers bolts with specialized coatings for environments exposed to moisture and chemicals.
  • Custom Solutions: Teshi Fasteners can design and manufacture custom bolts to meet unique application requirements.