Carriage bolts feature a unique design with a squared shank that locks within the hole, preventing rotation and ensuring a secure fastening. These bolts include a cylindrical head with a square or hexagonal recess, designed to be driven by a wrench or socket. DIN 603 carriage bolts adhere to the stringent standards set by the German Institute for S
This standard, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a broad range of bolted connections used in structural applications. The standard provides methods for the design, fabrication, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the elements that
DIN 931 defines the standards for hex head bolts. These bolts are commonly used in numerous fields, from automotive engineering toassembly. The DIN 931 standard covers sizes such as head size and thread form. It also establishes requirements for material grade and tolerances. Complying with DIN 931 ensures reliable connections and improves the sa