Carriage bolts are a unique design with a squared shank that remains within the hole, preventing rotation and guaranteeing a secure fastening. These bolts include a cylindrical head with a square or hexagonal recess, formulated to be driven by a wrench or socket. DIN 603 carriage bolts adhere to the stringent standards set by the German Institute f… Read More

In the realm of structural engineering and construction, bolt assemblies play a critical role in ensuring the integrity and safety of various structures. Understanding the intricacies of non-pre-load bolt assemblies is paramount for achieving reliable connections. Two significant standards that govern these assemblies are BS EN 15048 – 1 and 28.8… Read More