This standard, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a broad range of bolted connections used in civil applications. The standard establishes procedures for the design, production, inspection, and testing of bolted assemblies to ensure their performance. It also specifies the materials tha

DIN 931 outlines the requirements for hexagonal head screws. These nuts are commonly used in diverse industries, from mechanical engineering toassembly. The DIN 931 standard covers parameters such as diameter and thread type. It also defines criteria for material grade and tolerances. Following DIN 931 ensures reliable connections and improves th