Prevailing torque type hexagon regular nuts (with non-metallic insert) - Property classes 5, 8 and 10 (ISO 7040:2012); German version EN ISO 7040:2012— 11 стр.
Dentistry - Evaluation of biocompatibility of medical devices used in dentistry (ISO 7405:2018, Corrected version 2018-12); German version EN ISO 7405:2018— 56 стр.