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

DIN 931 defines the standards for hexagonal head bolts. These bolts are frequently utilized in numerous industries, from structural engineering toconstruction. The DIN 931 standard covers parameters such as head size and thread type. It also defines requirements for material grade and tolerances. Following DIN 931 ensures durable connections and