Tension Control Bolts Ltd

Tension Control Bolts is a designer, manufacturer, and worldwide distributor of the most efficient preloaded bolting system for over fifty years now, evolving with the novelties and needs of the market. TCB supplies a diverse range of projects around the world whether underground, overground, offshore or in the skies, our bolting assemblies are used for the construction of steel bridges, skyscrapers, stadiums, and wind turbines among many other structures and are the first choice for engineers who demand the highest standards of bolting integrity. Tension Control Bolts are quick, safe, and easy to install using electric our wide range of shear wrenches which do not require calibration, therefore neither the tool nor operator have any influence on the preload obtained. The combination of a TCBs superior tensile strength together with phenomenal ductility result in a truly universal bolt that can be employed in almost all steelwork connections. Tension Control Bolts Ltd pioneered the Greenkote® coating system. With anticorrosion being high on the engineers list of priorities, Greenkote, with its natural advantages, instantly revolutionised the coating of threaded fasteners and more importantly, guaranteed the complete absence of any form of Hydrogen embrittlement in high strength bolts. Quality is at the forefront of everything we do, and we are proud of the outstanding reputation we have created over the last 30 years whilst becoming the market leader in tension control bolting. We operate a quality management system in accordance with BS EN ISO 9001:2015 and NHSS 3, maintaining full traceability of our products from their initial source of supply through to despatch to the customer.