Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges; German version EN 1092-1:2007— 131 стр.
Injection containers and accessories - Part 5: Freeze drying closures for injection vials (ISO 8362-5:2016); German version EN ISO 8362-5:2016— 18 стр.