切断阀 block valve; shut-off valve; stop valve
调节阀 regulating valve
快开阀 quick opening valve
快闭阀 quick closing valve
隔断阀 isolating valve
三通阀 three way valve
夹套阔 jacketed valve
非旋转式阀 non-rotary valve
排污阀 blowdown valve
集液排放阀 drip valve
排液阀 drain valve
放空阀 vent valve
卸载阀 unloading valve
排出阀 discharge valve
吸入阀 suction valve
多通路阀 multiport valve
取样阀 sampling valve
手动阀 hand-operated valve; manually operated valve
锻造阀 forged valve
铸造阀 cast valve
（水）龙头 bibb; bib; faucet
抽出液阀（小阀） bleed valve
旁路阀 by-pass valve
软管阀 hose valve
混合阀 mixing valve
破真空阀 vacuum breaker
冲洗阀 flush valve
第一道阀；根部阀 primary valve
根部阀 root valve
总管阀 header valve
事故切断阀 emergency valve
1.7 管道特殊件 Piping Specialty
1.7.1 管道特殊件（组件）
粗滤器 strainer
过滤器 filter
临时粗滤器（锥型） temporary strainer (cone type)
y 型粗滤器 y-type strainer
T型粗滤器 T-type strainer
永久过滤器 permanent filter
丝网粗滤器 gauze strainer
洗眼器及淋浴器 eye washer and shower
视镜 sight glass
阻火器 flame arrester
喷嘴；喷头 spray nozzle
取样冷却器 sample cooler
消声器 silencer
膨胀节 expansion joint
波纹膨胀节 bellow expansion joint
单波 single bellow
双波 double bellow
多波 multiple bellow
压力平衡式膨胀节 pressure balanced expansion
带铰链膨胀节 hinged expansion joint
轴向位移型膨胀节 axial movement type expansion joint
自均衡膨胀节（外加强环）self-equalizing expansion joint
带接杆膨胀节 tied expansion joint
万向型膨胀节 universal type expansion joint
球形补偿器 ball type expansion joint
填函式补偿器 slip type (packed type) expansion joint
单向滑动填料函补偿器 single actionpacked slip joint
1.7.2 管道特殊元件Piping Special Element
软管接头 hose connection (HC)
快速接头 quick coupling
金属软管 metal hose
橡胶管 rubber hose
挠性管 flexible tube
鞍形补强板 reinforcing saddles
补强板 reinforcement pad
特殊法兰 special flange
漏斗 funnel
排液环 drip ring
排液漏斗 drain funnel
插板 blank
垫环 spacer
8字盲板 spectacle blind; figure 8 blind
