EN 15048 is a standard that focuses on the requirements for non-preloaded bolting assemblies used in steel structures. RSG Fasteners, a company that makes high-quality fasteners, follows this standard to ensure their products meet safety and performance needs. This means that when you use RSG Fasteners, you can trust that they will hold things together securely in buildings, bridges, and other structures. The standard helps to make sure that the fasteners are strong enough to handle different loads and conditions, which is very important for keeping structures safe and stable. By adhering to EN 15048, RSG Fasteners shows their commitment to quality and reliability in their products.