High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon bolt and nut assemblies; German version EN 14399-4:2005— 21 стр.
Gas cylinders - Refillable seamless steel tubes water capacity between 150 l and 3000 l - Design construction and testing (ISO 11120:1999); German version EN ISO 11120:1999— 22 стр.