High Tensile FastenersManufacturer & supplier in Chennai, Tamil Nadu, India
High tensile bolts, nuts, studs, allen bolts and washers in hardened and tempered steel for heavy structural and machinery joints.
About High Tensile Fasteners
High tensile fasteners are made from medium carbon or alloy steel that is hardened and tempered to carry far higher loads than mild steel. They are used wherever a joint must not stretch or loosen: steel structures, heavy machinery, earthmoving equipment, vehicles and power plants.
We supply high tensile hex bolts, allen bolts, studs and threaded rods with matching high tensile nuts and hardened washers, plain, black, zinc plated, zinc flake or galvanized, with grade markings and test certificates.
What We Supply
- Hex bolts, allen bolts, studs and threaded rods
- Matching high tensile nuts and hardened washers
- Grade marked and traceable, with test certificates
- Black, zinc, zinc flake and galvanized finishes
Fasteners for High Tensile

Bolts
High Tensile Bolts
High tensile hex and allen bolts with matching nuts and washers for structural, machinery and automotive joints.
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Bolts
Allen Bolts
Allen bolts (socket head cap screws) in high tensile black and stainless steel for machines, dies, moulds and automation.
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Bolts
Structural Bolts
HSFG structural bolt sets with heavy hex nuts and hardened washers for steel buildings, bridges and pre-engineered structures.
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Nuts
Heavy Hex Nuts
Heavy hex nuts for stud bolts, structural bolts and high pressure flange joints, in carbon, alloy and stainless steel.
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Need High Tensile Fasteners in a Specific Size?
Tell us the size, specification and quantity you need. We confirm stock, price and delivery for Chennai, Tamil Nadu or anywhere in India.
- Any size, length and thread
- Mild steel, high tensile, stainless steel and galvanized
- Standard parts and specials made to drawing
- Small packs to bulk project quantities
Questions
How can I tell a high tensile bolt from a mild steel bolt?
High tensile bolts carry a grade marking on the head; mild steel bolts are usually unmarked or marked with a low grade.
How do I get a price for these fasteners?
Send the fastener type, size, finish and quantity through the enquiry form, WhatsApp or phone and we reply with price and delivery.

