This standard, EN 14399:2005, defines the criteria for high-strength structural bolted assemblies. It deals with a comprehensive range of bolted assemblies used in engineering applications. The standard outlines procedures for the design, production, inspection, and testing of bolted assemblies to ensure their performance. It also specifies the com

DIN 931 specifies the requirements for six-sided head fasteners. These bolts are commonly used in diverse applications, from automotive engineering toconstruction. The DIN 931 standard covers dimensions such as diameter and thread type. It also sets requirements for material composition and accuracy. Complying with DIN 931 ensures reliable connec