EN 10025-4 Standard Guide Thermomechanical Rolled Weldable Fine Grain Structural Steels 1. SCOPE AND APPLICATION 1.1 Product Forms This standard covers two main categories of hot rolled products: 1.2 Thickness Range Maximum nominal thickness: 150mm 1.3 Intended Use These steels are especially intended for use in heavily loaded parts of welded structures requiring superior toughness, … Continue reading EN 10025-4 Standard Guide