Geometrical Product Specifications (GPS) - Indication of surface texture in technical product documentation (ISO 1302:2002); German version EN ISO 1302:2002— 51 стр.
Metallic tube connections for fluid power and general use - Part 1: 24 degree cone connectors (ISO 8434-1:2007); German version EN ISO 8434-1:2007— 54 стр.