Carriage bolts are a unique design with a squared shank that locks within the hole, preventing rotation and ensuring a secure fastening. These bolts include a cylindrical head with a square or hexagonal recess, formulated to be driven by a wrench or socket. DIN 603 carriage bolts adhere to the stringent standards set by the German Institute for Sta… Read More


This specification, EN 14399:2005, defines the criteria for high-strength structural bolted assemblies. It deals with a broad range of bolted joints used in civil applications. The standard provides methods for the design, production, inspection, and testing of bolted assemblies to ensure their performance. It also specifies the components that can… Read More


This specification, EN 15048:2006, outlines the requirements for load-bearing fixings used in a variety of situations. It specifies aspects such as material properties, dimensions, connection specifications, and mechanical {properties|. It also details procedures for verification to ensure the reliability of structural bolts. The standard aims to … Read More


Hexagon bolts, standardized according to DIN 933, form a crucial component in various engineering applications. These high-strength fasteners are renowned for their robustness and reliability, making them ideal for fastening diverse materials. This comprehensive guide delves into the details of DIN 933 hexagon bolts, covering aspects such as size … Read More


This document, EN 15048:2006, outlines the requirements for structural fasteners used in a variety of constructions. It specifies aspects such as material types, dimensions, thread features, and performance {properties|. It also provides procedures for inspection to ensure the reliability of structural bolts. The standard aims to guarantee a unifo… Read More