整理：世纪环宇翻译公司www.sjhy-trans.com
膜式控制阀 diaphragm operated control valve
执行机构 actuator
背压调节阀 back pressure regulating valve
差压调节阀 differential pressure regulating valve
压力比例调节阀 pressure ratio regulating valve
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
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
* 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
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
限流孔板 restriction orifice
爆破片 rupture disk
法兰盖贴面 protective disc
费托立克接头 victaulic coupling
1.8 端部连接 End Connection
法兰端 flanged end
坡口端 beveled end (BE)
对焊端 butt welded end
平端 plain end (PE)
承插焊端 socket welding end
螺纹端 threaded end (TE)
承口 bell end
焊接端 welding end
法兰连接（接头） flanged joint
对焊连接（接头） butt welded joint
螺纹连接，管螺纹连接 threaded joint, pipe threaded joint
锥管螺纹密封焊连接 seal-welded taper pipe threaded joint
承插焊连接（接头） socket welded joint
承插连接（接头） bell and spigot joint
环垫接头 ring joint (RJ)
万向接头 universal joint
软钎焊连接（接头） soldered joint
搭接接头，松套连接 lapped joint
外侧厚度切斜角 bevel for outside thickncss
内侧厚度切斜角 bevel for inside thickness
内外侧厚度切斜角 bevel for combined thickness
法兰式的 flanged (FLGD)
对焊的 butt welded (BW)
螺纹的 threaded (THD)
承插焊的 socket welded (SW)
小端为平的 small end plain (SEP)
大端为平的 large end plain (LEP)
两端平 both ends plain (BEP)
小端带螺纹 small end thread (SET)
大端带螺纹 large end thread (LET)
两端带螺纹 both end thread (BET)
一端带螺纹 one end thread (OET)
支管连接 branch connection
焊接支管 branch pipe welded directly to the run pipe
2 管道用紧固件及螺纹
2.1 紧固件
螺栓 bolt
六角头螺栓 hexagonal head bolt
方头螺栓 square head bolt
螺柱，双头螺栓 stud bolt
环头螺检 eye bolt
沉头螺栓 countersunk (head) screw
地脚螺栓 anchor bolt; foundation bolt
松紧螺旋扣（花篮螺丝） turnbuckle
U形螺栓 U-bolt
T形螺栓 T-bolt
圆头螺钉 round head bolt
机螺栓，机螺钉 maehine bolt
顶开螺栓，顶起螺栓 Jack screw
自攻螺钉 self tapping screw
膨胀螺栓 expansion bolt
粗制的 coarse
精制的 finished, fine
螺母 nut
六角螺母 hexagonal nut
方螺母 square nut
蝶形螺母 wing nut
扁螺母 flat nut
锁紧螺母 lock nut
垫圈 washer
平垫圈 plain washer
球面垫圈 spherical washer
弹簧垫圈 spring washer
方垫圈 square washer
斜垫圈 slant washer
销轴 pinned shan
销 pin
开口销 cotter pin
定位销 dowel pin
带孔销 pin with hole
圆锥销 taper pin
铆钉 rivet
键 key
2.2 螺纹
左螺纹left hand thread
右螺纹 right hand thread
管螺纹 pipe thread
锥管螺纹 taper pipe thread
直管螺纹straight pipe thread
梯形螺纹 trapezoid thread
螺距pitch of thread
粗牙螺纹coarse thread
细牙螺纹 fine thread
特细牙螺纹extra fine thread
通长螺纹full thread
惠氏螺纹whitworth thread
公制螺纹 metric ibread
美国标准锥管螺纹 American standard taper pipe thread (NPT)
螺孔 tap
