This standard, EN 14399:2005, defines the criteria for high-strength structural bolted assemblies. It covers a wide range of bolted assemblies 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 can b

DIN 931 defines the requirements for hexagonal head fasteners. These nuts are commonly used in diverse industries, from structural engineering toassembly. The DIN 931 standard covers dimensions such as head size and thread type. It also sets standards for material grade and tolerances. Complying with DIN 931 ensures reliable connections and enhan