Industrial valves - Testing of valves - Part 2: Tests, test procedures and acceptance criteria; Supplementary requirements; German version EN 12266-2:2002— 16 стр.
Industrial valves - Testing of metallic valves - Part 2: Tests, test procedures and acceptance criteria - Supplementary requirements; German version EN 12266-2:2012— 19 стр.
Industrial valves - Testing of metallic valves - Part 2: Tests, test procedures and acceptance criteria - Supplementary requirements; German version EN 12266-2:2012— 19 стр.
Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquified pressurized ammonia and ammonia water solution; German version EN 12952-14:2004— 28 стр.