1、化工管道设计技术词汇（中英对照完整版）1 管道组成件 Piping component1.1 管子 Pipe管子(按照配管标准规格制造的) pipe管子(不按配管标准规格制造的其他用管) tube钢管 steel pipe铸铁管 cast iron pipe衬里管 lined pipe复合管 clad pipe碳钢管 carbon steel pipe合金钢管 alloy steel pipe不锈钢 stainless steel pipe奥氏体不锈钢管 austenitic stainless steel pipe铁合金钢管 ferritic alloy steel pipe轧制钢管 wro
2、ught-steel pipe锻铁管 wrought-iron pipe无缝钢管 seamless (SMLS) steel pipe焊接钢管 welded steel pipe电阻焊钢管 electric-resistance welded steel pipe电熔（弧）焊钢板卷管 electric-fusion (arc)-welded steel-plate pipe螺旋焊接钢管 spiral welded steel pipe镀锌钢管 galvanized steel pipe热轧无缝钢管 hot-rolling seamless pipe冷拔无缝钢管 cold-drawing sea
3、mless pipe水煤气钢管 water-gas steel pipe塑料管 plastic pipe玻璃管 glass tube橡胶管 rubber tube直管 run pipe; straight pipe1.2 管件 Fitting弯头 elbow异径弯头 reducing elbow带支座弯头 base elbowk 半径弯头 long radius elbow短半径弯头 short radius elbow长半径 180弯头 long radius return短半径 180弯头 short radius return带侧向口的弯头（右向或左向） side outlet elbo
4、w (right hand or left hand)双支管弯头（ 形） double branch elbow三通 tee异径三通 reducing tee等径三通 straight tee带侧向口的三通（右向或左向） side outlet tee (right hand or 1eft hand)异径三通（分支口为异径） reducing tee (reducing on outlet)异径三通（一个直通口为异径）reducing tee (reducing on one run)带支座三通 base tee异径三通（一个直通口及分支口为异径） reducing tee (reducin
5、g on one run and outlet)异径三通（两个直通口为异径，双头式） reducing tee (reducing on both runs, bull head)45斜三通 45 lateral45斜三通（支管为异径） 45 lateral (reducing on branch)45斜三通(一个直通口为异径) 45 lateral (reducing on one run)45斜三通(一个直通口及支管为异径) 45 lateral (reducing on one run and branch)Y 型三通（俗称裤衩） true “Y”四通 cross等径四通 straigh
6、t cross异径四通 reducing cross异径四通（一个分支口为异径）reducing cross (reducing on one outlet)异径四通（一个直通口及分支口为异径） reducing cross (reducing on one run and outlet)异径四通（两个分支口为异径） reducing cross (reducing on both outlet)异径四通（一个直通口及两个分支口为异径） reducing cross (reducing on one run and both outlet)异径管 reducer同心异径管 concentric
7、 reducer偏心异径管 eccentric reducer锻制异径管 reducing swage螺纹支管台 threadolet焊接支管台 weldolet承插支管台 sockolet弯头支管台 elbolet斜接支管台 latrolet镶入式支管嘴 sweepolet短管支管台 nipolet支管台，插入式支管台 boss管接头 coupling, full coupling半管接头 half coupling异径管接头 reducing coupling活接头 union内外螺纹缩接（俗称补芯） bushing管帽 cap (C)堵头 plug短节 nipple异径短节 reduci
8、ng nipple; swage nipple1.3 弯管 Bend预制弯管 fabricated pipe bend跨越弯管（ 形） cross-over bend偏置弯管（ 形） offset bend90弯管 quarter bend环形弯管 cirele bend单侧偏置 90弯管（? 形） single offset quarter bendS 形弯管 “S” bend单侧偏置 U 形膨胀弯管（| ?形） single offset “U” bendU 形弯管 “U” bend双偏置 U 膨胀弯管 double offset expansion “U” bend斜接弯管 mitre
9、bend三节斜接弯管 3-piece mitre bend折皱弯管 corrugated bend圆度 roundness1.4 法兰 Flange (FLG）整体管法兰 integral pipe flange钢管法兰 steel pipe flange螺纹法兰 threaded flange滑套法兰（包括平焊法兰） slip-on flange (SO); slip-on welding flange承插焊法兰 socket welding flange松套法兰 lap joint flange (LJF)对焊法兰 welding neckflange (WNF)法兰盖 blind fla
10、nge, blind孔板法兰 orifice flange异径法兰 reducing flange盘座式法兰 pad type flange松套带颈法兰 loose hubbed flange焊接板式法兰 welding plate flange对焊环 welding neck collar （与 stub end 相似）平焊环 welding-on collar突缘短节 stub end, lap翻边端 lapped pipe end松套板式法兰 loose plate flange压力级 pressure rating, pressure rating class压力温度等级 pressu
11、re-temperature rating法兰密封面，法兰面 flange facing突面 raised face (RF)凸面 male face (MF)凹面 female face (FMF)榫面 tongue face槽面 groove face环连接面 ring joint face全平面；满平面 flat face; full face (FF)光滑突面 smooth raised face (SRF)法兰面加工 facing finish粗糙度 roughness光滑的 smooth齿形 serrated均方根 root mean square (RMS)算术平均粗糙高度 ar
12、ithmetical average roughness height (AARH)配对法兰 companion-flange螺栓圆 bolt circle (B.C.)1.5 垫片 Gasket (GSKT)垫片的型式 type of gasket平垫片 flat gasket环形平垫片 flat ring gasket平金属垫片 flat metal gasket夹棉织物的橡胶 elastomer with cotton fabric insertion夹石棉织物的橡胶 elastomer with asbestos fabric insertion夹石棉织物及金属丝加强的橡胶 elast
13、omer with asbestos fabric insertion and with wire reinforcement无石墨压缩白石棉垫片 non graphited compressed white asbestos gasket天然白橡胶垫片 natural white rubber gasket压缩石棉垫片 compressed asbestos class gasket浸聚四氟乙烯的石棉垫片 PTFE impregnated asbestos gasket夹石棉的缠绕金属垫片 spiral-wound metal gasket with asbestos filler内环 in
14、ner ring外环，外定位环 outer ring波纹金属垫片 corrugated metal gasket波纹金属包嵌石棉垫片 corrugated metal gasket with asbestos inserted双夹套波纹金属包石棉垫片 corrugated metal double jacketed asbestos filled gasket双夹套垫片 double jacketed gasket金属包石棉平垫片 flat metal jacketed asbestos filled gasket整体金属齿形垫片 solid metal serrated gasket槽形金属
15、垫片 grooved metal gasket环形连接金属垫片 ring joint metal gasket八角环形垫片 octagonal ring gasket椭圆环形垫片 oval ring gasket透镜式垫片 lens gasket非金属垫片 non-metallic gasket1.6 阀门 Valve1.6.1 阀门结构、零件阀轭 yoke外螺纹阀杆及阀轭 outside screw and yoke (OS full port异径孔道 reducing bore, reduced port,venturi port短型 short pattern紧凑型（小型） compac
16、t type笼式环 lantern ring压盖 gland阀杆填料 stem packing阀盖垫片 bonnet gasket升杆式（明杆） rising stem (RS)非升杆式（暗杆） non-rising stem (NRS)指示器/限位器 indicator/stopper注油器 grease injector可更换的阀座环 renewable seat ring1.6.2 常用阀(1）闸阀 gate valve平行双闸板 double disc parallel seat开口楔形闸板 split wedge挠性整体楔形闸扳 flexible solid wedge整体楔形闸板
17、solid wedge塞型闸阀 plug gate valve直通型闸阀 through conduit gate valve(2) 截止阀 globe valve球心型阀盘 globe type disc塞型阀盘 plug type disc可转动的阀盘 swivel disc(3) 节流闪阀 throttle valve针阀 needle valve(4) 角阀 angle valve(5) Y 型阀（Y 型阀体截止阀） Y-valve (Y-body globe valve)(6) 球阀 ball valve三通球阀 3-way ball valve装有底轴的 trunnion moun
18、ted耐火型 fire safe type浮动球型 floating ball type防脱出阀杆 blowout proof stem(7) 蝶阀 butterfly valve对夹式（薄片型） wafer type凸耳式 lug type偏心阀板蝶阀 offset disc burerfly valve; eccentric butterfly valve斜阀盘蝶阀 canted disc butterfly valve连杆式蝶阀 link butterfly valve8) 柱塞阀 piston type valve(9) 旋塞阀 plug valve三通旋塞阀 three-way pl
19、ug valve四通旋塞阀 four-way plug valve旋塞 cock衬套旋塞 sleeve cock(10) 隔膜阀 diaphragm valve橡胶衬里隔膜阀 rubber lined diaphragm valve直通式隔膜阀 straight way diaphragm valve堰式隔膜阀 weir diaphragm valve(11) 夹紧式胶管阀 pinch valve（用于泥浆、粉尘等）(12) 止回阀 check valve升降式止回阀 lift check valve旋启式止回阀 swing check valve, flap check valve落球式止回
20、阀 ball check valve弹簧球式止回阀 spring ball check valve双板对夹式止回阀 dual plate wafer type check valve无撞击声止回阀 non-slam cheek valve底阀 foot valve切断式止回阀 stop check valve; non-return valve活塞式止回阀 piston check valve斜翻盘止回阀 tilting disc check valve蝶式止回阀 butterfly check valve1.6.3 其它用途的阀安全泄气阀 safety valve (SV)安全泄液阀 rel
21、ief valve (RV)安全泄压阀 safety relief valve杠杆重锤式 lever and weight type引导阀操纵的安全泄气阀 pilot operated safety valve复式安全泄气阀 twin type safety valve罐底排污阀 flush-bottom tank valve电磁阀 solenoid valve, solenoid operated valve电动阀 electrically operated valve, electric-motor operated valve气动阀 pneumatic operated valve低温用
22、阀 cryogenic service valve蒸汽疏水阀 steam trap机械式疏水阎 mechanical trap浮桶式疏水阀 open bucket trap, open top bucket trap浮球式疏水阀 float trap倒吊桶式疏水阀 inverted bucket trap自由浮球式疏水阀 loose float trap恒温式疏水阀 thermostatic trap金属膨胀式蒸汽疏水阀 metal expansion steam trap液体膨胀式蒸汽疏水阀 liquid expansion steam trap双金属膨胀式蒸汽疏水阀 bimetallic
23、expansion steam trap压力平衡式恒温疏水阀 balanced pressure thermostatic trap热动力式疏水阀 thermodynamic trap脉冲式蒸汽疏水阀 impulse steam trap放气阀（自动放气阀） air vent valve (automatic air vent valve) （疏水阀用）平板式滑动闸阀 slab type sliding gate valve盖阀 flat valve换向阀 diverting valve, reversing valve热膨胀阀 thermo expansion valve自动关闭阀 self
24、-closing gate valve自动排液阀 self-draining valve管道盲板阀 line-blind valve挤压阀 squeeze valve（用于泥浆及粉尘等）呼吸阀 breather valve风门、挡板 damper减压阀 pressure reducing valve, reducing valve控制阀 control valve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 re
25、gulating valve压力比例调节阀 pressure ratio regulating valve1.6.4 未指明结构（或阀型）的阀切断阀 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 drai
26、n 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
