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


This specification, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It addresses a comprehensive range of bolted connections used in structural applications. The standard provides guidelines for the design, manufacture, inspection, and testing of bolted assemblies to ensure their performance. It also specif… Read More


This standard, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It addresses a broad range of bolted connections used in engineering applications. The standard establishes methods for the design, production, inspection, and testing of bolted assemblies to ensure their safety. It also specifies the components… Read More


DIN 931 defines the requirements for six-sided head screws. These bolts are commonly used in numerous fields, from automotive engineering tomanufacturing. The DIN 931 standard covers dimensions such as length and thread pitch. It also sets standards for material quality and precision. Adhering to DIN 931 ensures robust connections and boosts the … Read More