Survey benchmark
Edition 1970-08

Through-valves for refrigerant circuits, nominal pressure 25 bar
Edition 1974-08

Colours and colour limits for signal lights in railway traffic and in local public transport
Edition 2015-01

Non-soldering compression couplings - Union nuts for butt joints
Edition 2012-02

Non-soldering compression couplings - Pressure bush for butt joints
Edition 2012-02

Screwdrivers for hexagon insert bits
Edition 2011-03

Sealing washers
Edition 2011-03

Plain washers for bolts with heavy clamping sleeves
Edition 2009-08

Special foundation bolts
Edition 2009-11

Protrusions of bolt ends
Edition 2013-04