EUROPEAN STANDARD EN 14399:2005

This standard, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a comprehensive range of bolted assemblies used in civil applications. The standard outlines procedures for the design, fabrication, inspection, and testing of bolted assemblies to ensure their performance. It also specifies the elements

DIN 931 specifies the requirements for hex head fasteners. These bolts are commonly used in numerous fields, from mechanical engineering tomanufacturing. The DIN 931 standard covers dimensions such as length and thread pitch. It also establishes criteria for material grade and tolerances. Adhering to DIN 931 ensures robust connections and improve