Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for the sampling of soil, rock and groundwater (ISO 22475-1:2021); German version EN ISO 22475-1:2021
Edition 2022-02

Manufacturing processes chip removal - Part 2: Drilling, countersinking and counterboring, reaming; Classification, subdivision, terms and definitions
Edition 2003-09

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 11: Dosing plant
Edition 2020-10

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 11: Dosing plant
Edition 2004-08

District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 1: Factory made pipe assembly of steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene; German version EN 17415-1:2020
Edition 2021-11

Diagrams for the chemical and petrochemical industry - Part 2: Graphical symbols (ISO 10628-2:2012); German version EN ISO 10628-2:2012
Edition 2013-04

Shell boilers - Part 7: Requirements for firing systems for liquid and gaseous fuels for the boiler; German version EN 12953-7:2002
Edition 2002-08

Modular heat exchangers
Edition 2014-11

Compression couplings with olives; cylindrical thread nipples for use with union nuts
Edition 1989-11

Compression couplings with olives; T-fittings and elbow fittings for use with union nuts
Edition 1989-11