1、管道组成件 Piping component1.8 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-welde
2、d 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
3、 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
4、 to the run pipe1.1 管子 Pipe无缝钢管 seamless (SMLS) steel pipe焊接钢管 welded steel pipe镀锌钢管 galvanized steel 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 elbow
5、(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 (reducing
6、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 straight c
7、ross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 re
8、ducer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 reducing
9、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 circle 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 bend三节斜
10、接弯管 3-piece mitre bend折皱弯管 corrugated bend圆度 roundness1.7.2 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 space
11、r8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 coupling1.7.1 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 strainerT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 was
12、her 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 join
13、t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 joint5.8.5 设备固定鞍座 fixed saddle滑动鞍座 sliding saddle管口 nozzle人孔 manhole (MH)手孔 han
14、dhole (HH)检查孔 inspection hole吊柱 davit切线 tangent line焊接线 weldingiine件号 part humbet椭圆形封头 ellipsoidal head加强圈 reinforcing ring接地板 earth lug吊耳 lifting lug气缸 cylinder轴 shaft轴承 bearing附件，附属设备 accessory编位号设备 itemized equipment无位号设备 non-itemized equipment1.4 法兰 Flange (FLG）整体管法兰 integral pipe flange钢管法兰 ste
15、el 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 flange, 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 pla
16、te 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 pressure-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
17、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 arithmetical 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
18、 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 elastomer with asbestos fabric insertion and with wire reinforcement无石墨压缩白石棉垫片 non graphited compressed white asbestos g
19、asket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 inner 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
20、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 len
21、s gasket非金属垫片 non-metallic gasket1.6 阀门 Valve1.6.2 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 solid wedge塞型闸阀 plug gate valve直通型闸阀 through conduit gate valve罐底排污阀 flush-bottom tank valve(2) 截止阀 globe valve球心型阀盘 globe type disc塞型阀盘 plug typ
22、e 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 mounted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
23、type偏心阀板蝶阀 offset disc butterfly 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 plug 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
24、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 va
25、lve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 relief 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 twi
26、n 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 f
27、loat 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 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 t
28、rap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-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
29、 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 regulating 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
30、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
31、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 valve2 管道用紧固件及螺纹2.1 紧固件螺栓 bolt六角
32、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） turnbuckleU形螺栓 U-boltT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 fini
33、shed, 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 key2.2 螺纹左螺纹 left hand thread右螺
34、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 tap5.7 图面标注 绝对标
35、高 abselute elevation 海平面标高 over-sea mean level (OSL) 标高，立面 elevation (EL) 混凝土顶面 top of concrete 架顶面 top of support (TOS) 钢结构顶面 top of steel 梁项面 top of beam (TOB) 支撑点 point of suppon (POS) 管顶 top of pipe (TOP) 管底 bouom of pipe (BOP) 沟底 boaom of trench 管子内底 invert (inside bottom of pipe) 底平 flat on bo
36、ttom (FOB) 顶平 flat on top (FOT) 工作点 working point (W.P.) 面至面 face to face (F-F) 中心至端面 center to end (C-E) 中心至面 center to face (C-F) 中心至中心，中至中 center to center (C-C) 坐标 coordinate 坐标原点 origin of coordinate 出口中心线 center line of discharge 入口中心线 center line of suction 中心线 centerline (CL) 入口 inlet, suction 出口 outlet, discharge 排出口 exhaust 距离 distance
