Execution of steel structures and aluminium structures - Environmental Product Declarations - Product category rules complementary to EN 15804 for Steel, Iron and Aluminium structural products for use in construction works; German and English version prEN 17662:2021
Edition 2021-06

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO/DIS 21068-3:2023); German and English version prEN ISO 21068-3:2023
Edition 2023-07

Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation; German and English version prEN 12255-13:2021
Edition 2021-07

Soil quality - Determination of effective cation exchange capacity (CEC) and exchangeable cations using a hexamminecobalttrichloride solution (ISO 23470:2018); German version EN ISO 23470:2018
Edition 2018-12

Structural bearings - Part 2: Sliding elements; German version EN 1337-2:2004
Edition 2004-07

Eurocode 3: Design of steel structures - Part 1-14: Design assisted by finite element analysis; German and English version prEN 1993-1-14:2023
Edition 2023-09

Welding consumables - Fluxes for submerged arc welding and electroslag welding - Classification (ISO 14174:2019); German version EN ISO 14174:2019
Edition 2019-09

Water quality - Determination of the estrogenic potential of water and waste water - Part 2: Yeast estrogen screen (A-YES, Arxula adeninivorans) (ISO 19040-2:2018); German version EN ISO 19040-2:2022
Edition 2023-12

Tests for chemical properties of aggregates - Part 1: Chemical analysis; German version EN 1744-1:2009+A1:2012
Edition 2013-03

Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 1: General requirements (ISO 17294-1:2024); German version EN ISO 17294-1:2024
Edition 2024-07