When demanding robustness is paramount, the DIN 931 hex head bolt emerges as a preferred choice across diverse industries. This standardized fastener, renowned for its exceptional qualities, adheres to stringent German engineering specifications, guaranteeing optimal performance even under harsh conditions. The hex head design provides a reliable g… Read More


This standard, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It covers a wide range of bolted assemblies used in engineering applications. The standard outlines methods for the design, production, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the elements that… Read More


This document, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It deals with a wide range of bolted assemblies used in engineering applications. The standard establishes guidelines for the design, production, inspection, and testing of bolted assemblies to ensure their reliability. It also specifies the mat… Read More


DIN 931 defines the specifications for six-sided head fasteners. These bolts are widely employed in various fields, from structural engineering toconstruction. The DIN 931 standard covers sizes such as head size and thread form. It also establishes standards for material grade and tolerances. Adhering to DIN 931 ensures durable connections and en… Read More