EN 14399:2005

This standard, EN 14399:2005, defines the requirements for high-strength structural bolted assemblies. It deals with a wide range of bolted connections used in structural applications. The standard outlines procedures for the design, production, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the elements

DIN 931 defines the specifications for hex head fasteners. These nuts are commonly used in various industries, from automotive engineering tomanufacturing. The DIN 931 standard covers sizes such as length and thread form. It also sets criteria for material grade and precision. Complying with DIN 931 ensures durable connections and boosts the perf