Hydraulic fluid power — Two-, three- and four-port screw-in cartridge valves — Cavities
液压流体动力——二端口、三端口和四端口旋入式插装阀——腔
2007-10-01
NFPA(Fluid) T3.5.50-2009(R2019)
Hydraulic fluid power - Two-, three-, and four-port screw-in cartridge valves - Cavities with UN and UNF threads
液压传动.二端口、三端口和四端口旋入式插装阀.带UN和UNF螺纹的腔体
2009-01-08
BS PD ISO/TR 17209-2013
Hydraulic fluid power. Two-, three-and four-port screw-in cartridge valves. Cavities with ISO 725 (UN and UNF) threads
液压传动 二端口、三端口和四端口旋入式插装阀 带ISO 725(UN和UNF)螺纹的型腔
2013-04-30
ISO/TR 17209-2013
Hydraulic fluid power — Two-, three- and four-port screw-in cartridge valves — Cavities with ISO 725 (UN and UNF) threads
液压流体动力——二端口、三端口和四端口旋入式插装阀——带ISO 725(UN和UNF)螺纹的型腔