Industrial - process control valves - part 3 - 2 : dimensions - face to face dimensions for rotary control valves except butterfly valves 工業(yè)過程控制閥第3 - 2部分:尺寸角行程控制閥蝶閥除外的端面距
Industrial - process control valves - part 6 - 2 : mounting details for attachment of positioners to control valves - positioner mounting on linear actuators 工業(yè)過程控制閥第6 - 2部分:定位器與控制閥執(zhí)行機(jī)構(gòu)連接的安裝細(xì)節(jié)定位器在角行程執(zhí)行機(jī)構(gòu)上的安裝