German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of tidal waters (A 20)
Edition 1987-08

Ripple control receiver - Part 301: Transmission protocol for ripple control type A
Edition 2000-04

Tool holder with prism; form A with square transverse seat
Edition 1989-04

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 30: Pretreatment, homogenization and aliquotation of non-homogeneous water samples (A 30)
Edition 1998-07

National Annex - Nationally determined parameters - Eurocode 3: Design of steel structures - Part 4-1: Silos
Edition 2018-11

Devices to prevent pollution by backflow of potable water - Air gap with submerged feed incorporating air inlet plus overflow - Family A, type C; German version EN 13078:2003
Edition 2004-02

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 51: Calibration of analytical methods - Linear calibration (A 51)
Edition 2017-05

Road and airfield surface characteristics - Test methods - Part 4: Method for measurement of slip/skid resistance of a surface - The pendulum test; German version EN 13036-4:2011
Edition 2011-12

Turbines and turbine sets - Measurement of emitted airborne noise - Engineering/survey method (ISO 10494:2018)
Edition 2021-07

Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150kg/h, associated safety devices and adaptors for butane, propane, and their mixtures; German version EN 16129:2013
Edition 2013-08