ISO 5031:1977现行
Continuous mechanical handling equipment for loose bulk materials - Couplings and hose components used in pneumatic handling - Safety code
出版：International Organization for Standardization
专家解读视频
BIS IS 15534:2004 - Identical
NFH 95 125:1975 - Similar
KS T ISO 5031:2006 - Identical
NEN ISO 5031:1981 - Identical
NS ISO 5031 Ed. 1 (1989) - Identical
BS 5667-5:1979 - Equivalent
SS ISO 5031 Ed. 1 (1982) - Identical
UNE 58225:1989 - Identical
