EN 14399:2005

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

DIN 931 specifies the requirements for hex head fasteners. These nuts are commonly used in various fields, from automotive engineering toconstruction. The DIN 931 standard covers parameters such as length and thread form. It also defines criteria for material composition and accuracy. Following DIN 931 ensures durable connections and improves the