This standard, EN 14399:2005, defines the criteria for high-strength structural bolted assemblies. It deals with a comprehensive range of bolted connections used in structural applications. The standard provides guidelines for the design, manufacture, inspection, and testing of bolted assemblies to ensure their safety. It also specifies the element

DIN 931 defines the specifications for hex head screws. These fixings are frequently utilized in diverse applications, from structural engineering tomanufacturing. The DIN 931 standard covers parameters such as length and thread pitch. It also establishes requirements for material quality and precision. Adhering to DIN 931 ensures durable connect