DIN 928 is a technical standard that specifies the dimensions and design for square weld nuts with a pilot projection. These weld nuts are intended for use in metalworking and welding applications, providing a secure and stable connection for components. The standard outlines the necessary measurements, tolerances, and materials required for these weld nuts to ensure compatibility and reliability in various industrial settings. DIN 928 sets the criteria for the performance and durability of these weld nuts, making them a crucial component in the construction and assembly of metal structures. By adhering to this standard, manufacturers can ensure the quality and consistency of square weld nuts with a pilot projection, contributing to the safety and efficiency of the finished products.