Ductile iron pipes, fittings and accessories - External cement mortar coating for pipes - Requirements and test methods; German version EN 15542:2008— 23 стр.
Geotextiles and geotextile-related products - Determination of the characteristic opening size (ISO 12956:2010); German version EN ISO 12956:2010— 18 стр.
Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 2: Preparation of test samples and determination of properties (ISO 1060-2:1998); German version EN ISO 1060-2:1999— 7 стр.
Water conditioning equipment inside buildings - Mechanical filters - Part 1: Particle rating 80 µm to 150 µm - Requirements for performances, safety and testing