ISO 4411:1986被替代
Hydraulic fluid power - Valves - Determination of pressure differential/flow characteristics
出版：International Organization for Standardization
专家解读视频
SNV ISO 4411:1990 - Identical
NEN ISO 4411:1987 - Identical
NBN E 48 112:1987 - Identical
NBN E 48 111:1988 - Identical
NBN E 48 104:1987 - Equivalent
UNI ISO 4411:1988 - Identical
NFPA T3.5.28:1997 (R2004) - Identical
SS ISO 4411 Ed. 1 (2005) - Identical
BS 4062-1:1982 - Equivalent
KS B ISO 4411:2013 - Identical
KS B ISO 4411:2004 - Identical
