Carriage bolts possess a unique design with a squared shank that remains within the hole, preventing rotation and ensuring a secure fastening. These bolts comprise a cylindrical head with a square or hexagonal recess, formulated to be driven by a wrench or socket. DIN 603 carriage bolts conform with the stringent standards set by the German Institu
This specification, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It addresses a comprehensive range of bolted joints used in civil applications. The standard establishes guidelines for the design, production, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the
DIN 931 specifies the requirements for six-sided head bolts. These nuts are commonly used in various applications, from structural engineering toconstruction. The DIN 931 standard covers sizes such as head size and thread form. It also sets criteria for material quality and tolerances. Complying with DIN 931 ensures robust connections and enhance