Testing of rubber - Determination of resistance to ozone cracking - Part 2: Reference method for determining ozone concentration in laboratory test chambers— 6 стр.
Testing of rubber - Determination of resistance to ozone cracking - Part 2: Reference method for determining ozone concentration in laboratory test chambers— 6 стр.
Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality control; German version EN 1123-1:1999— 19 стр.
Elastomeric seals - Material requirements for pipe joints seals used in water and drainage applications - Part 3: Cellular materials of vulcanized rubber; German version EN 681-3:2000— 12 стр.