German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 60: Spectrometric determination of the chlorophyll-a concentration in water (H 60)
Edition 2019-12

Central heat-water-installations; rules for the determination of the water-heat-demand in dwelling-houses
Edition 1994-04

Central heat-water-installations; terms and calculation-basis
Edition 1994-04

Coatings for mechanical protection of buried or submerged pipelines - Part 1: Quality assurance for factory-made coatings
Edition 2023-12

Non-destructive testing of steel forgings - Part 2: Penetrant testing; German version EN 10228-2:2016
Edition 2016-10

Measurement and control; electrical measuring instruments; printing devices for multi-channel strip chart recording instruments
Edition 1984-09

Polypropylen coatings of steel pipes and fittings - Part 2: Requirements and testings of factory-applied sintered or flame sprayed coatings
Edition 2024-01

Polypropylen coatings of steel pipes and fittings - Part 1: Requirements and testings of factory-applied extruded coatings
Edition 2024-01

Building hardware - Mechatronic padlocks - Requirements and test methods; German version EN 16864:2017
Edition 2017-11

Knitting - Basic concepts - Vocabulary (ISO 4921:2000); German version EN ISO 4921:2001
Edition 2002-04