The HSFG (high strength friction grip) Structural Bolts works differently. Material is similar to grade 8.8 bolts with different shaped heads and nuts.
The nut is tightened in a carefully controlled manner to put a large pretension into the bolt shank. ISO IS3757
Advantages:
Excellent performance of preloaded HSFG bolts under fatigue loading.
Greater firmness and capability to endure sporadic forces.
We are part of a group of companies engaged in the manufacture & trading of hardware products since 1952. Under the guidance of Mr. Kahanchand Gupta, his son Jagdish Chand Gupta established various manufacturing units & trading outlets in Bangalore city. Today J. C. Gupta & Company and J. C. Gupta & Sonsare leading names for interior hardware and construction anchors. Established in 1993, J. C. Gupta & Sons, are renowned suppliers and retailers of fasteners, hardware and accessories.
Nature of Business Manufacturer / Exporter / Supplier / Retailer / Retailer
Tell us your Buy Requirement to Get Instant Response