给排水专业英语采集一、通用术语给水排水工程的通用术语及其涵义应符合下列规定：1、给水工程water supply engineering 原水的取集和处理以及成品水输配的工程。
2、排水工程sewerage ,wastewater engineering 收集、输送、处理和处置废水的工程。
3、给水系统water supply system 给水的取水、输水、水质处理和配水等设施以一定方式组合成的总体。
4、排水系统sewerage system 排水的收集、输送、水质处理和排放等设施以一定方式组合成的总体。
5、给水水源water source 给水工程所取用的原水水体。
6、原水raw water 由水源地取来的原料水。
7、地表水surface water 存在于地壳表面，暴露于大气的水。
8、地下水ground water 存在于地壳岩石裂缝或工壤空隙中的水。
9、苦咸水(碱性水) brackish water ,alkaline water 碱度大于硬度的水，并含大量中性盐，PH值大于7。
10、淡水fresh water 含盐量小于500mg/L的水。
11、冷却水cooling water 用以降低被冷却对象温度的水。
12、废水wastewater 居民活动过程中排出的水及径流雨水的总称。
它包括生活污水、工业废水和初雨径流以及流入排水管渠的其它水。
13、污水sewage ,wastewater 受一定污染的来自生活和生产的排出水。
14、用水量water consumption 用水对象实际使用的水量。
15、污水量wastewater flow ,sewage flow 排水对象排入污水系统的水量。
16、用水定额water flow norm 对不同的排水对象，在一定时期内制订相对合理的单位排水量的数值。
17、排水定额wastewater flow norm 对不同的排水对象，在一定时期内制订相对合理的单位排水量的数值。
18、水质water quality 在给水排水工程中，水的物理、化学、生物学等方面的性质。
19、渠道channel ,conduit 天然、人工开凿、整治或砌筑的输水通道。
20、泵站pumping house 设置水泵机组、电气设备和管道、闸阀等的房屋。
21、泵站pumping station 泵房及其配套设施的总称。
22、给水处理water treatment 对不符合用不对象水质要求的水。
进行水质改善的过程。
23、污水处理sewage treatment ,wastewater treatment 为使污水达到排水某一水体或再次使用的水质要求，对其进行净化的过程。
24、废水处理wastewater disposal 对废水的最终安排。
一般将废水排入地表水体、排放土地和再次使用等。
25、格栅bar screen 一种栅条形的隔污设备，用以拦截水中较大尺寸的漂浮物或其他杂物。
26、曝气aeration 水与气体接触，进行溶氧或散除水中溶解性气体和挥发性物质的过程。
27、沉淀sedimentation 利用重力沉降作用去除水中杂物的过程。
28、澄清clarification 通过与高浓度沉渣层的接触而去除水中杂物的过程。
29、过滤filtration 借助粒状材料或多孔介质截除水中质物的过程。
30、离子交换法ion exchange 采用离子交换剂去除水中某些盐类离子的过程。
31、氯化chlorination 在水中投氯或含氯氧化物方法消灭病原体的过程。
32、余氯residual chlorine 水中投氯，经一定时间接触后，在水中余留的游离性氯和结合性氯的总和。
33、游离性余氯free residual chlorine 水中以次氯酸和次氯酸盐形态存在的余氯。
34、结合性余氯combinative residual chlorine 水中以二氯胺和一氯胺形态存在的余氯。
35、污泥sludge 在水处理过程中产生的，以及排水管渠中沉积的固体与水的混合物或胶体物。
36、污泥处理sludge treatment 对污泥的最终安排。
一般将污泥作农肥、制作建筑材料、填埋和投弃等。
37、水头损失head loss 水流通过管渠、设备和构筑物等所引起的能量消耗。
二、室外给水术语1> 给水工程中系统和水量方面的术语及其涵度，应符合下列符合下列规定：1、直流水系统once through system 水经过一次使用后即行排放或处理后排放的给水系统。
2、复用水系统water reuse system 水经重复利用后再行排放或处理后排放的给水系统。
3、循环水系统recirculation system 水经使用后不予排放而循环利用或处理后循环利用的给水系统。
4、生活用水domestic water 人类日常生活所需用的水。
5、生产用水process water 生产过程所需用的水。
6、消防用水fire demand 扑灭火灾所需用的水。
7、浇洒道路用水street flushing demand ,road watering 对城镇道路进行保养、清洗、降温和消尘等所需用水。
8、绿化用水green belt sprinkling ,green plot sprinkling 对市政绿地等所需用的水。
2> 给水工程取水构筑物的术语其涵义应符合下列规定：1、管井deep well ,drilled well 井管从地面打到含水层，抽取地下水的井。
2、管井滤水管deep well screen 设置在管井动水位以下，用以从含水层中集水的有缝隙或孔隙的管段。
3、管井沉淀管grit compartment 位于管井最下部，用以容纳进入井内的沙粒和从水中析出的沉淀物的管段。
4、大口井dug well ,open well 由人工开挖或沉井法施工，设置井筒，以截取浅层地下水的构筑物。
5、井群batter of wells 数个井组成的群体。
6、渗渠infiltration gallery 壁上开孔，以集取浅层地下水的水平管渠。
7、地下水取水构筑物反滤层inverted layer 在大口井或渗渠进水处铺设的粒径沿水流方向由细到粗的级配砾层(简称反滤层)8、泉室spring chamber 集取泉水的构筑物。
9、进水间intake chamber 连接取水管与吸水井、内设格栅或格网的构筑物。
10、格网screen 一种网状的用以拦截水中较大尺寸的漂浮物、水生动物或其他污染物的拦污设备。
其网眼尺寸较格栅为小。
11、吸水井suction well 为水泵吸水管专门设置的构筑物3> 给水工程中净水构筑物的术语及其涵义应符合下列规定：1、净水构筑物purification structure 以去除水中悬浮固体和胶体杂质等为主要目的的构筑物的总称。
2、投药chemical dosing 为进行水处理而向水中加一定剂量的化学药剂的过程。
3、混合mixing 使投入的药剂迅速均匀地扩散于被处理水中以创造良好的凝聚反应条件的过程。
4、凝聚coagulation 为了消除胶体颗粒间的排斥力或破坏其亲水性，使颗粒易于相互接触而吸附的过程。
5、絮凝flocculation A、完成凝聚的胶体在一定的外力扰动下相互碰撞、聚集以形成较大絮状颗粒的过程。
曾用名反应。
B、高分子絮凝剂在悬浮固体和胶体杂质之间吸附架桥的过程。
6、自然沉淀plain sedimentation 不加注任何凝聚剂的沉淀过程。
7、凝聚沉淀coagulation sedimentation 加注凝聚剂的沉淀过程。
8、凝聚剂coagulant 在凝聚过程中所投加的药剂的统称。
9、助凝剂coagulant aid 在水的沉淀、澄清过程中，为改善絮凝效果，另设加的辅助药剂。
10、药剂固定储备量standby reserve 为考虑非正常原因导致药剂供应中断，而在药剂仓库内设置的在一般情况下不准动用的储备量。
简称固定储备量。
11、药剂周转储备量current reserve 考虑药剂消耗与供应时间之间差异所需的储备量。
简称周转储备量。
12、沉沙池(沉砂池)desilting basin ,grit chamber 去除水中自重很大、能自然沉降的较大粒径沙粒或杂粒的水池。
13、预沉池pre-sedimentation tank 原水中泥沙颗粒较大或浓度较高时，在进行凝聚沉淀处理前设置的沉淀池。
14、平流沉淀池horizontal flow sedimentation tank 水沿水平方向流动的沉淀池。
15、异向流斜管(或斜板)沉淀池tube(plate)settler 池内设置斜管(或斜板)，水自下而上经斜管(或斜板)进行沉淀，沉泥沿斜管(或斜板)向下滑动的沉淀的池。
16、同向流斜板沉淀池lamella 池内设置斜板，沉淀过程在斜板内进行，水流与沉泥均沿斜板向下流动的沉淀池。
17、机械搅拌澄清池accelerator 利用机械使水提升和搅拌，促使泥渣循环，并使原水中固体杂质与己形成的泥渣接触絮凝而分离沉淀的水池。
18、水力循环澄清池circulator clarifier 利用水力使水提升，促使泥渣循环，并使原水中固体杂质与己形成的泥渣接触絮凝而分离沉淀的水池。
19、脉冲澄清池pulsator 悬浮层不断产生固周期性的压缩和膨胀，促使原水中固体杂质与己形成的泥渣进行接触凝聚页分离沉淀的水池。
20、悬浮澄清池sludge blanket clarifier 加药后的原水由上通过处于悬浮状态的泥渣层，使水中杂质与泥渣悬浮层的颗粒碰撞凝聚而分离沉淀的水池。
21、液面负荷surface load 在沉淀池、澄清池等沉淀构筑物的净化部分中，单位液(水)面积所负担的出水流量。
其计量单位通常以m3/(m2.h)表示。
22、气浮池floatation tank 运用絮凝和浮选原理使液体中的杂质分离上浮而去除的池子。
23、气浮溶气罐dissolved air vessel 在气浮工艺中，水与空气在有压条件下相互溶合的密闭容器。
简称溶气罐。
24、清水池clear-water reservoir 为贮存水厂中净化后的清水，以调节水厂制水量与供水量之间的差额，并为满足加氯接触时间而设置的水池。
给排水设计师专业英语污水处理的词汇AA/A/O法anaerobic-anoxic-oxic process(厌氧-缺氧-好氧法)A-A-O生物脱氮除磷工艺A-A-O biological nitrogen and phosphorus removal process A-O脱氮工艺A-O nitrogen removal processA-O除磷工艺A-O phosphorus removal processAB法Adsorption Biodegradation process(吸附生物降解法)总a放射线Total a radioactivity氨氮ammonia-nitrogen氨基酸amino acid氨化反应Nitragen铵盐ammonium saltA/O法(厌氧-好氧法) anaerobic-oxic process奥贝尔(Orbal)型氧化沟Orbal oxidation ditchB巴登福脱氮除磷工艺Ｂardenpho nitrogen and phosphorus removal process白水(漂洗废水) white water(bleaching water)板框压滤plate pressure filtration离心机centrifugal machine半渗透膜semi-permeable membrane棒状杆菌属corynebacterium薄膜式淋水填料film packing饱和常数(Ks) saturation constant暴雨公式storm flow formula暴雨径流storm runoff溢流井overflow well苯benzene苯胺aniline总B放射性Total B radioactivity泵型叶轮暴气器paddle impeller aerator泵站pumping stationBMTS型一体化氧化沟BMTS intrachannel clarifier oxidation ditch闭路循环closed loop表面冲洗surface washing表面负荷surface load表面过滤surface filtration表面活性剂surfactant表面活性物质surface active additive agent表面曝气surface aeration表面曝气器surface aerator表面淹灌surface flood irrigation表面冲洗装置surface washing facility丙烯酸acrylic acid丙烯腈acrylonitrile病毒virus病原菌(致病菌) pathogen病原微生物pathogen microorganismBOD-污泥负荷BOD-sludge load补充水make-up water布朗运动Brownian movementC财务评价financial evaluation配水系统distribution system侧渠型一体化氧化沟integrated oxidation ditch with side ditch产氢气乙酸菌Rydrogenes and acetic aid genes产甲烷细菌methanogenes产率系数yield coefficient常规给水处理工艺conventional water treatment processes敞开式循环冷却水系统opened recirculating cooling water system 超高纯水ultra-high-purify water超过滤ultrafiltration超过滤膜法ultrafiltration membrane process沉淀precipitation, sedimentation沉淀池sedimentation tank沉砂池grit chamber城市废水municipal wastewater城市废水处理municipal wastewater treatment澄清clalification可持续发展sustainable development充满度degree of fullness重现期exceedion interval, period of recurrence抽风式机械通风冷却塔induced draft mechanical cooling tower 臭氧发生器ozone generator臭氧法ozonation process臭氧消毒ozone disinfection初次(级)沉淀池primary clarifier, primary sedimentation tank除水器drift eliminator除铁除锰iron and manganese removal除盐水(脱盐水) desalted water,demineralized water除渣desilication, silica removal除藻algal removal除氟algal fluorine穿透曲线penetration curve活性污泥法activated sludge process生物脱氮工艺biological nitrogen removal process船型一体化氧化沟Boat Type in intrachannel clarifier oxidation ditch纯(富)氧曝气法pure-oxygen aeration process磁凝聚magnetic coagulation磁盘法magnetic disk process磁过滤法magnetic fierration process萃取extraction萃取剂extractantD达西定律Darcy’s law大肠菌群Coliform-group bacteria大气泡曝气装置large bubble aerator代谢metabolism带式过滤belt press filtration]单级传统消化池single-stage conventional digester单螺旋式曝气装置single spiral aerator氮nitrogen氮循环nitrogen cycle蛋白质protein倒虹管inverted siphon低放射性废物low-level radio active waste制浆废水kraft mill wastewater敌百虫dipterex敌敌畏dichlorvos涤纶纤维polyester fiber地表漫流系统overland flow system(OF)地表水surface water地面（表）水环境质量标准environmental quality standard for surface water地下滤场underground filtration field地下渗漏underground percolation地下渗滤系统subsurface infiltration system地下水groundwater人工湿地系统artificial(constructed) wetland再生水回流地下水质标准water quality standard for recharging parified wastewater water into groundwater aquifer地下水位underground water level淀粉生产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wrought-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 seamless 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 elbow长半径弯头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 (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 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 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 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reducing 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 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 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 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 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 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 & Y)阀杆stem内螺纹inside screw (IS)阀轭套yoke sleeve阀杆环stem ring阀座valve seat (body seat)阀座环、密封圈seat ring整体（阀）座integral seat堆焊（阀）座deposited seat阀芯（包括密封圈、杆等内件）trim阀盘disc阀盘密封圈disc seat阀体body阀盖bonnet阀盖衬套bonnet bush螺纹阀帽screw cap螺纹阀盖screw bonnet螺栓连接的阀盖bolted bonnet (BB)活接阀盖（帽）union bonnet (cap)螺栓连接的阀帽bolted cap (BC)焊接阀盖welded bonnet (WB)本体阀杆密封body stem seal石棉安全密封asbestos emenen seal倒密封back seal压力密封的阀盖pressure-tight bonnet动力操纵器powered operator电动操纵器electric motor operator气动操纵器pneumatic operator液压操纵器hydraulic operator快速操纵器quick-acting operator滑动阀杆sliding stem正齿轮传动spur gear operated伞齿轮传动bevel gear operated扳手操作wrench operated链轮chain wheel手轮hand wheel手柄hand lever (handle)气缸（或液压缸）操纵的cylinder operated链条操纵的chain operated等径孔道full bore; full port异径孔道reducing bore, reduced port,venturi port短型short pattern紧凑型（小型）compact 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 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 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 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 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 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-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 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 valve1.7 管道特殊件Piping Specialty1.7.1 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 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 joint1.7.2 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spacer8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 coupling1.8 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）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key2.2 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tap3 材料、型钢及填料3.1 金属材料3.1.1 黑色金属Ferrous Metal碳素钢carbon steel (CS)低碳钢low-carbon steel中碳钢medium-carbon steel高碳钢high-carbon steel普通碳素钢general carbon steel优质碳素钢high-quality carbon steel普通低合金结构钢general structure low-alloy steel合金结构钢structural alloy steel合金钢alloy steel低合金钢low alloy steel中合金钢medium alloy steel高合金钢high alloy steel耐热钢heat resisting steel高强度钢high strength steel复合钢clad steel工具钢tool steel弹簧钢spring steel钼钢molybdenum steel镍钢nickel steel铬钢chromium steel铬钼钢chrome-molybdenum steel铬镍钢chromium-nickel steel,chrome-nickel steel 不锈钢stainless steel (S.S.)奥氏体不锈钢Austenitic stainless steel马氏体不锈钢Martensitic stainless steel司特来合金（钨铬钴台金）Stellite耐蚀耐热镍基合金Hastelloy铬镍铁合金inconel耐热铬镍铁合金incoloy20合金20 alloy平炉钢（马丁钢）Martin steel镇静钢killed steel半镇静钢semi-killed steel沸腾钢rimmed steel; rimming steel; open-steel锻钢forged steel铸钢cast steel铸铁cast iron (C.I.)灰铸铁grey cast iron可锻铸铁malleable iron (MI)球墨铸铁nodular cast iron; nodular graphite iron 生铁pig iron熟铁，锻铁wrought iron铸件casting高硅铸铁high silicon cast iron3.1.2 镀层及制造方法渗铬钢，镀铬钢chromized steel镀铬的chromium-plated, chrome-plated镀层plating锻造，型钢swage锻造的，锻造forging轧制rolling热轧hot rolling冷轧cold rolling挤压extruding冷加工cold working热加工hot working拔制drawing3.1.3 有色金属Non-ferrous Metal铝aluminum铜，紫铜copper黄铜brass青铜bronze铝青铜aluminum bronze磷青铜phosphor bronze铝镁合金aluminum magnesium锰青铜manganese bronze蒙乃尔（注：镍及铜合金）Monel镍铜台金nickel copper alloy非铁合金nonferrous alloy钛titanium铅lead硬铅hard lead3.1.4 材料性能极限强度ultimate strength抗拉强度tensile strength屈服极限yield limit屈服点yield point延伸率percentage elongation抗压强度compressive strength抗弯强度bending strength弹性极限elastic limit冲击值impact value疲劳极限fatigue limit蠕变极限creep limit持久极限endurance limit布氏硬度Brinell hardness洛氏硬度Rockwell hardness维氏硬度Vickers diamond hardness, diamond penetrator hardness 蠕变断裂强度creep rupture strength断面收缩率reduction of area韧性toughess脆性brittleness延性ductility冷脆cold shortness冷流cold flow3.2 非金属材料Non-metallic Material塑料plastic丙烯腈—丁二烯—苯乙烯acrylonitrile-butadiene-styrene (ABS) 聚乙烯polyethylene (PE)聚氯乙烯polyvinyl chloride (PVC)苯乙烯橡胶styrene-rubber (SR)聚丁烯polybutylene (PB)聚丙烯polypropylene (PP)聚苯乙烯polystyrene (PS)氯化聚醚chlorinated polyether (CPE)聚酰胺polyamide (PA)聚碳酸酯polycarbonate (PC)聚甲基丙烯酸甲酯polymethyl methacrylate (PMMA)醋酸丁酸纤维素cellulose acetate butyrate (CAB)氯化聚氯乙烯chlorinated polyvinyl chloride (CPVC)聚偏二氟乙烯polyvinylidene fluoride (PVDF)缩醛塑料acetal plastic尼龙塑料nylon plastic聚烯烃polyolefin (PO)石墨酚醛塑料graphite phenolic plastics聚四氟乙烯polytetrafluoroethylene (PTFE)纤维增强热塑性塑料fiber reinforced thermoplastics热塑性塑料thermoplastic热固性塑料thermosetting plastics胶粘剂adhesive溶剂胶接剂solvent cement树脂resin环氧树脂epoxy, epoxy resin聚酯树脂polyester resin聚酯纤维polyester fibers氟塑料fluoroplastics聚氨基甲酸酯polyurethane丙烯酸树脂acrylic resin脲醛树脂urea resin呋哺树脂furan resin乙烯丙烯二烃单体ethylene propylene diene monomer (EPDM) 合成橡胶synthetic rubber橡胶rubber丁腈橡胶nitrile butadiene rubber氯丁橡胶neoprene天然橡胶natural rubber乙丙橡胶ethylene propylene rubber (EPR)玻璃glass硼硅玻璃borosilicate glass耐火砖fire brick陶瓷ceramic搪瓷porcelain enamel木材wood3.3 型材型钢shaped steel, section steel, swage角钢angle steel槽钢channel工字钢I-beam宽缘工字钢或H钢wide flanged beamT型钢T-bar方钢square bar扁钢flat bar角钢hexagonal steel bar圆钢round steel; rod钢带strap steel钢板plate网纹钢板checkered plate腹板（指型钢的立板）web翼缘（指型钢的缘）wing3.4 填料及填料函填料packing石棉绳asbestos rope, asbestos cord．O形环O-ring自密封self-sealing四氟带Teflon tap带铬镍合金丝的石棉绳asbestos rope with inconel wire, inconel wire asbestos 浸聚四氟乙烯的石棉填料Teflon impregnated asbestos packing金属填料metallic stuffing填料箱，填料函packing box, stuffing box填料函压盖stuffing box gland4 管道等级及材料统计4.1 管道材料规定Piping Material Specification管道等级piping class; piping classification管道等级号class designation公称直径nominal diameter (DN); nominal (pipe) size公称压力nominal pressure (PN)压力级，等级，类别class (CL)低压low pressure (L.P.)中压medium pressure (M.P.)高压high pressure (H.P.)大气压atmosphere (ATM)真空vacuum工作压力operating pressure; working pressure设计压力design pressure工作温度operating temperature设计温度design temperature环境温度ambient temperature腐蚀裕量corrosion allowance管道附件piping attachment管道元件piping element壁厚wall thickness (WT)壁厚系列号schedule number (SCH. No.)加厚的，加强的extra heavy, extra strong双倍加厚的，双倍加强的double extra heavy, double extra strong通用连接组typieal installation分组（类）形式（如管道等级表）block form数据库data base文件file4.2 材料统计Material Take-off (MTO)汇总表summary sheet材料表bill of material (BM)综合管道材料表consolidated piping material summary sheet (CPMSS) 统计材料准确度accuracy of take-off材料情况报告material status report (MSR)散装材料bulk material编位号的itemized代码code number短代码short code数量quantity (QTY)重力weight净重net weight毛重gross weight5 设备布置及管道布置Plot Plan and Piping Layout,Equipment and Piping Arrangement5.1 设备名称Equipment Name5.1.1 容器Vessel(1) 塔tower, column洗涤塔scrubber吸收塔absorber冷却塔cooling tower精馏塔fractionating tower蒸馏塔distillation tower再生塔regenering tower造粒塔prflling tower汽提塔stripper。