
GENERAL PURPOSE INDUSTRIAL VALVES - MARKING
出版:International Organization for Standardization

专家解读视频
This International Standard specifies mandatory and optional markings of general purpose industrial valves and states the manner of applying the markings, i.e. on the body, on a flange, or on an identification plate.
NBN E 29 318 : 1989 - Identical
NBN E 29 319 : 1989 - Identical
SAC GB/T 12220 : 1989 - Identical
NS 1718 : 1978 - Identical
BS 5418(1979) : 1979 - Identical
NBN E 29 320 : 1989 - Identical
SNV ISO 5209 : 1977 - Identical
SNV ISO 5209 : 1977 - Identical
NBN E 29 318 : 1989 - Identical
NBN E 29 319 : 1989 - Identical
NS 1718 : 1978 - Identical
NBN E 29 320 : 1989 - Identical
BS 5418(1979) : 1979 - Identical