This standard, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It addresses a broad range of bolted joints used in engineering applications. The standard outlines procedures for the design, fabrication, inspection, and testing of bolted assemblies to ensure

DIN 931 defines the specifications for hex head screws. These fixings are commonly used in diverse industries, from automotive engineering toassembly. The DIN 931 standard covers parameters such as diameter and thread pitch. It also establishes requirements for material quality and precision. Adhe