EUROPEAN STANDARD EN 14399:2005

This document, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It covers a wide range of bolted assemblies used in civil applications. The standard provides procedures for the design, production, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the materials that can

DIN 931 specifies the requirements for hexagonal head screws. These nuts are frequently utilized in numerous applications, from structural engineering toconstruction. The DIN 931 standard covers dimensions such as head size and thread type. It also sets requirements for material grade and accuracy. Adhering to DIN 931 ensures durable connections