Industrial fasteners have a vital contribution for the growth of almost all sectors of industry. It is a wonderful manifestation which joins & secures materials together for any productive uses. A fastener is a connective mechanism that mechanically joins or affixes two or more objects together. A bolt is an externally threaded fastener designed for insertion through holes in assembled parts, and is normally intended to be tightened or released by torquing a nut. A nut is a type of hardware fastener with a threaded hole. Nuts are almost always used opposite a mating bolt to fasten a stack of parts together. The two partners are kept together by a combination of the friction of their threads, a slight stretch of the bolt, and compression of the parts. High tensile nuts and bolts find wide application in joining part where continuous rotation and wear and tear of the nuts and bolts occurs. As the nuts and bolts are subjected to variable stress in a dynamic condition, there is every likelihood that these fasteners can be failed at any instant causing situations like catastrophe. For the above purpose, nuts and bolts are manufactured from alloy steels having high tensile strength and resistant to continuous wear and tear.
In construction, connectors between structural members bolted connections are used when it is necessary to fasten two elements tightly together, especially to resist shear and bending, as in column and beam connections. Threaded metal bolts are always used in conjunction with nuts. Thus, due to demand it is a good project for entrepreneurs to invest.
Few Indian Major Players are as under
• Aurangabad Electricals Ltd.
• Caparo Engineering India Ltd.
• Coventry Spring & Engg. Co. Ltd.
• Dev Fasteners Ltd.
• Forbes & Co. Ltd.
• G S Auto International Ltd.
• Holtzman Systems Ltd.
• I S P L Industries Ltd.
• Jaico Steel Fasteners Ltd.
• Lakshmi Precision Screws Ltd.
• M C S Fasteners (India) Ltd.
• Mangal Steel Enterprises Ltd.
• Mohindra Fasteners Ltd.
• Patheja Forgings & Auto-Parts Mfrs. Ltd.
• Patton Electro Ltd.
• Pooja Forge Ltd.
• Sterling Tools Ltd.
• Sundram Fasteners Ltd.
• Viraj Profiles Ltd.