This specification, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It addresses a comprehensive range of bolted assemblies used in structural applications. The standard outlines methods for the design, manufacture, inspection, and testing of bolted assemblies to ensure their performance. It also specifies th

DIN 931 outlines the standards for six-sided head bolts. These nuts are widely employed in various industries, from automotive engineering toassembly. The DIN 931 standard covers dimensions such as head size and thread pitch. It also sets standards for material composition and tolerances. Adhering to DIN 931 ensures robust connections and improve