Simple unfired pressure vessels designed to contain air or nitrogen; part 2: pressure vessels for air braking and auxiliary systems for motor-vehicles and their trailers; german version EN 286-2:1992— 37 стр.
Welding - General tolerances for welded constructions - Dimensions for lengths and angles; shape and position (ISO 13920:1996); German version EN ISO 13920:1996— 7 стр.