Petroleum and natural gas industries - Drilling and production equipment - Subsurface barrier valves and related equipment (ISO 28781:2010); English version EN ISO 28781:2010
Edition 2010-12

Chimneys - Components - Concrete outer wall elements; German version EN 12446:2011
Edition 2011-09

Chimneys - Clay/ceramic outer walls for system chimneys - Requirements and test methods; German version EN 13069:2005
Edition 2005-12

Aerospace series - Insert, MJ and M screw threads, helical coil - Technical specification; German and English version EN 2943:2024
Edition 2024-09

Chimneys - System chimneys with clay/ceramic flue liners - Part 2: Requirements and test methods under wet conditions; German version EN 13063-2:2005+A1:2007
Edition 2007-10

Fire behaviour of building materials and elements "Brandschacht"
Edition 1990-05

Aerospace series - Inserts, MJ and M screw threads, helical coil - Technical specification; German and English version EN 2943:2019
Edition 2020-04

Chimneys - Clay/ceramic flue blocks for single wall chimneys - Requirements and test methods; German version EN 1806:2006
Edition 2006-10

Tooth Damage on Gear Trains; Designation, Characteristics, Causes
Edition 1979-07

Chimneys - Components - Concrete flue blocks; German version EN 1858:2008+A1:2011
Edition 2011-09