EN 14399:2005

This document, EN 14399:2005, defines the criteria for high-strength structural bolted assemblies. It covers a wide range of bolted joints used in engineering applications. The standard establishes methods for the design, production, inspection, and testing of bolted assemblies to ensure their performance. It also specifies the elements that can be

DIN 931 outlines the specifications for six-sided head bolts. These nuts are commonly used in numerous industries, from mechanical engineering toassembly. The DIN 931 standard covers parameters such as diameter and thread pitch. It also establishes requirements for material grade and precision. Following DIN 931 ensures durable connections and im