EN 14399:2005

This document, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a comprehensive range of bolted joints used in engineering applications. The standard establishes procedures for the design, fabrication, inspection, and testing of bolted assemblies to ensure their safety. It also specifies the material

DIN 931 defines the requirements for hex head screws. These bolts are widely employed in various fields, from mechanical engineering tomanufacturing. The DIN 931 standard covers dimensions such as head size and thread form. It also sets criteria for material quality and tolerances. Adhering to DIN 931 ensures durable connections and boosts the in