Fluid power systems and components - Graphic symbols and circuit diagrams - Part 1: Graphic symbols for conventional use and data-processing applications (ISO 1219-1:2006); Text in German, English and French— 172 стр.
Aerospace series - Adaptor, Pipe coupling 24° Cone up to 35 000 kPa (5 080 psi) Ring-locked fitting and Ring-locked fitting-reducer - Inch Series - Technical specification; German and English version EN 4832:2018— 59 стр.