EN 14399:2005

This standard, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a broad range of bolted assemblies used in civil applications. The standard provides methods for the design, production, inspection, and testing of bolted assemblies to ensure their safety. It also specifies the materials that can be use

DIN 931 defines the specifications for hexagonal head screws. These bolts are widely employed in various fields, from mechanical engineering tomanufacturing. The DIN 931 standard covers parameters such as length and thread form. It also defines requirements for material composition and accuracy. Complying with DIN 931 ensures reliable connections