Safety of machinery - Secondary steelmaking - Machinery and equipment for treatment of liquid steel (Endorsed by AENOR in May of 2008.)
Edition 2008-05-01

Refractory bricks - Dimensions - Part 6: basic bricks for oxygen steel-making converters
Edition 2005-12-01

Refractory bricks - Dimensions - Part 6: Basic bricks for oxygen steel-making converters
Edition 2005-10

REFRACTORY BRICKS. BASIC BRICKS FOR OXYGEN STEEL MAKING CONVERTERS. DIMENSIONS
Edition 1988-10-20

REFRACTORY MATERIAL. BASIC REFRACTORY BRICKS USED IN OXYGEN STEEL MAKING CONVERTERS. CLASSIFICATION
Edition 1988-07-29

Sizes of refractory bricks. Specification for basic bricks for steel making
Edition 1992-03-31

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German version EN 488:2019
Edition 2020-03

District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 3: Factory made steel valve assembly for steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene; German version EN 17415-3:2021
Edition 2021-11

District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Part 2: Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-2:2023
Edition 2023-08

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-1:2023
Edition 2023-08