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1、pipe fittings vocabularycarbon steel bushingcarbon steel pluga pipe component is composed of a pipe1.1 the pipe pipepipe (made of standard specifications) pipetube (other tube) tube that is manufactured by standard specificationsteel pipe steel pipecast iron pipe cast iron pipethe lining tube lined

2、pipemultiple tube clad pipecarbon steel pipealloy pipe alloy steel pipestainless steel stainless steel pipeaustenitic stainless steel pipe austenitic stainless steelpipeferritic alloy steel piperolled steel pipe - steel pipewrought iron pipe - iron pipeseamless steel pipe seamless (smls) steel pipew

3、elded steel pipe welded steel pipeelectric resistance welding steel tube - hold welded steel pipefused (arc) welding steel tube electric - fusion (arc) - welded steel - plate pipespiral welded steel pipe spiral welded steel pipegalvanized steel pipe galvanized steel pipehot rolled seamless steel tub

4、e hot-rolling seamless pipecold drawn seamless steel tube cold-drawing seamless pipewater and gas steel pipeplastic pipe plastic pipeglass tube glass tuberubber and rubber tubestraight run of pipe; straight pipe1.2 pipe fittingelbow herethe diameter of the diameter is reduced to elbowbase elbow with

5、 a pedestallong radius elbowshort radius elbow is short radius elbowlong radius 180 ° bend radius, long return short radius 180 ° bend radius, short return side outlet elbow (right hand or left hand) double branch elbow elbowtee teethe reducing tee is a teewait for a straight teeside outle

6、t tee (right hand or left hand)and the reducing on outletreducing on one runbase tee tee with a support seatreducing on one run and outletthe reducing on both runs, bull head45 ° inclined tee 45 ° lateral(45 ° inclined tee branch pipe for reducing) 45 ° lateral (reducing on branc

7、h)45 ° inclined tee (a pass-through for reducing) 45 ° lateral (reducing on one run)(a straight mouth and 45 ° inclined tee branch pipe for reducing) 45 ° lateral (reducing on one run and branch)true yfour-way crossthe other diameter is straight crossthe diameter of the cross is

8、fourreducing on one outletreducing on one run and outletreducing cross (reducing on both outlets)reducing on one run and both outletsreducer reducerconcentric reducereccentric reducer, eccentric reducerreducing swage for different diameter pipethread branch tube table threadoletwelder weldoleta sock

9、olet in the socketelbow support for elboletthe latrolet of the diagonalsweepolet, insertedshort pipe branch nipoletbranch station, plug in branch bosscoupling, full couplinghalf coupling of half pipereducing coupling for different diameter pipeunion unionthe inside and outside screw (commonly known

10、as the filling) bushingcap (c)plug plug-innipple nipplereducer and reducer; swage nipple1.3 bend bendthe precast bend of the pipe is bendcross bend ( ) cross - over bendoffset bend ()offset bend90 ° bend quarter bendcircular bend cirele benduni lateral offset 90 ° bend (?) single offset qu

11、arter bends bend s bendsingle offset u bend (|?)bend the u benddouble offset expansion bend double offset expansion "u" bendmitre bend3-piece mitre bendcrease bend corrugated bendroundness roundness1.4 flange (flg)integral pipe flange integral pipesteel pipe flange steel pipe flangethreade

12、d flange threaded and threadedslip flange (including flat welding flange) slip - on change (so); slip - on welding flangesocket welding flange socket welding flangeloose flange lap joint change (ljf)welding flange welding (wnf)blind, blind, blindorifice flange orificethe reducing flange of the reduc

13、ing flangetype flange pad type flangeloose tube with neck flange loose hubbed flangewelding plate-type flanged plate flangewelding ring neck collar (similar to the stub end)flat weld ring - on collarstub end, lapturn the edge of the lapped pipe endloose flange loose plate flangepressure level pressu

14、re rating, pressure rating classpressure - temperature level pressure-temperature ratingraised face (rf)convex male face (mf)female face of concave face (fmf)tenon tongue surface facegroove surface groove facering joint faceall the plane; flat face with flat face; full face (ff)smooth surface smooth

15、 raised face (srf)flange face processing facing finishroughness of roughnesssmooth smoothtooth serratedroot mean square root (rms)the average rough height of arithmetic is high in the metical average roughness height (aarh)bolt circle circle (b.c.)1.5 pads gasket (gskt)type of gasketflat washers fla

16、t gasketflat ring gasket for ring flat gasketflat metal gasket for flat metalthe rubber elastomer with cotton fabric is lined with cotton fabricclip asbestos fabric rubber elastomer with asbestos fabric insertionfabric and wire clamp asbestos reinforced rubber elastomer with asbestos fabric insertio

17、n and with wire reinforcementno graphite compression pads piece of white stone non graphited compressed white asbestos gasketnatural white rubbet gasket, natural white rubber gasketcompressed asbestos gasket compressed asbestos class gasketsoak ptfe asbestos gasket ptfe impregnated asbestos gasketwi

18、nding metal of asbestos gaskets of spiral 一 wound metal gasket with asbestos fillerthe inner ring inner ringouter ring, outer ring outer ringcorrugated metal gasket corrugated metal gasketcorrugated metal package asbestos gasket embedded corrugated metal gasket with asbestos inserteddouble jacketed

19、corrugated metal package asbestos gasket corrugated metal double jacketed asbestos filled gasketdouble jacketed double jacketed gasketflat metal package asbestos gaskets flat metal jacketed asbestos filled gasketsolid metal tooth gasket solid metal serrated gasketgrooved metal gasket with groove met

20、al gasketring joint metal gasketoctagonal ring gasketoval ring gasketlens liner lens gasketnon-metallic gaskets, non 一 metallic gasket1.6 the valve valve1.6.1 valve structure, partsvalve yoke yokeoutside screw and yoke outside screw and yoke (os & y)stem steminside screw (is)valve yoke yoke slee

21、vestem stem ring ringseat valve seatseat ring, ring seat ringintegral (valve) seat integral seatsurfacing welding (valve) deposited seatvalve core (including seal, bar, etc.) trimvalve discdisc sealing ring disc seatthe valve bodythe valve bonnet bonnetbonnet bush with bonnet bushscrew cap and capsc

22、rew bonnet and screw bonnetbolted bonnet bolted bonnet (bb)union bonnet (cap)bonnet bolted cap (bc)welded bonnet welded bonnet (wb)body stem seal body stem sealasbestos security seal asbestos emenen sealpour sealing the back sealpressure-sealed valve cover pressure-tight bonnetpowered operator, powe

23、red operatorelectric motor operatorpneumatic manipulator pneumatic operatorhydraulic manipulatorquick operator quick - acting operatorslide stem sliding stemthere is a spur gear operated by spur gearbevel gear is operated by bevel gearthe wrench operates the wrench operationsprocket chain wheelthe h

24、andwheel hand wheelhand lever (handle)cylinder (or hydraulic cylinder) operated by cylinderchain operated by chain controlfull bore, etc. full portreducing bore, reduced port, venturi portshort short patterncompact (small) compact typecage ring the lantern ringgland glandstem packing stem packingbon

25、net gasketrising stem (rrs)non-ascending stem (dark bar) non-rising stem (nrs)indicator/limiter indicator/stopperthe oiler grease injectorrenewable seat ring for replaceable seat ring1. 6. 2 conunon valve(1) gate valveparallel double gate double disc parallel seatsplit wedge of open wedgeflexible in

26、tegral wedge brake flexible solid wedgeplug gate valvethrough conduit valve through gate valve(2) stop valve globe valvespherical disc globe type discplug valve disc plug type discrotating disc swivel disc(3) throttle valveneedle valve needle valve(4) angle valve angle valve(5) y valve (y - body glo

27、be valve)(6) ball valvethree-way ball valvetrunnion mounted on the bottom axisfire safe typefloating ball type floating ball typeblowout stem blowout proof stem(7) butterfly valve butterfly valvea type of wafer (wafer) typelug type originally "typeeccentric disc butterfly valve offset disc bure

28、rfly valve;eccentric butterfly valvedisc butterfly valve canted disc butterfly valvelink butterfly valve8) plunger valve piston type valve(9) the plug valve plug valvethree-way plug valvefour-way plug valvecock cocksleeve cock sleeve cock(10) diaphragm valve diaphragm valverubber lining diaphragm va

29、lve for rubberthe direct diaphragm valve is straight way diaphragm valveweir diaphragm valve weir diaphragm valve(11) pinch valve (used for mud, dust, etc)(12) check valvelift check valveswing check valve, flap check valveball check valvespring ball check valvedual plate wafer type check valvenon sl

30、am cheek valvebottom valve foot valvestop check valve non - return valvepiston check valve with piston check valvetilting disc check valvebutterfly check valveother uses of the valvesafety valve safety valve (sv)relief valve relief valve (rv)safety relief valvelever and weight type lever and weight

31、typepilot operated safety valve with pilot valve operated by guidevalvetwin type safety valveflush - bottom tank valvesolenoid valve, solenoid operated valveelectric valve electrically operated valve, electric - motoroperated valvepneumatic valve pneumatic operated valvecryogenic service valve with

32、low temperaturesteam trap steam trapthe mechanical trap is a mechanical trapopen bucket trap, open top bucket trapfloat trap float trapdrain bucket trapfree-float trap loose float trapthermostatic drain valve thermostatic trapmetal expansion steam trapliquid expansion steam trapdouble metal expansio

33、n type steam trap bimetallic expansion steam trappressure balanced hydrophobic valve balanced pressure thermostatic trapthermodynamic hydrophobic valve thermodynamic trapimpulse steam trap, impulse steam trapair vent valve (automatic air vent valve)slab type sliding gate valvecover the flat valvetra

34、nsfer valve to valve, valvethermo expansion valve, thermo expansion valveautomatically close the valve self-closing gate valveautomatic discharge valve self-draining valvepipe blind valve line - blind valvesqueeze valve (used for mud and dust etc)the respiration valve breather valvedamper, baffle da

35、mperthe pressure-reducing valve, pressure reducing valve, reducesvalvecontrol valve control valvediaphragm control valve diaphragm control valvephysical actuatorback pressure regulator valvedifferential pressure regulator, the differential pressurevalvepressure proportional regulator pressure ratio,

36、 valve 1.6.4 does not specify the structure (or valve type) valveblock valve; shut 一 off valve; the stop valveregulating valve regulating valvequick opening valvequick closing valveisolation valve isolating valvethree way valvejacketed kuo jacketed valvenon-rotating valve non-rotary valvedrain valve

37、 blowdown valvedrip valvedrain valve drain valve tappingvent valve vent valveunloading valve unloading valvethe discharge valve discharge valvethe suction valve suction valvemultichannel valve multiport valvesampling valve from the valvemanual valve hand-operated valve; manually operated valveforgin

38、g valve forged valvecasting valve cast valve(water) bibcock bibb; bib faucetextract valve (small valve) bleed valveby-pass valvehose valve hose valvemixing valve mixing valvevacuum valve vacuum breakerflush valve flush valvethe first line of valve; primary root valve valveroot root valve valvethe ma

39、in valve header valveemergency valve for emergency cut-off valvespecial piece of piping specialty 1.7.1 pipe special (component)the coarse filter strainerfilter filtertemporary strainer (cone type) temporary strainer (cone type)y-type strainer y-type strainert - type strainer tpermanent filter perma

40、nent filterthe screen strainer, the strainereye washer and showersight glass sight glassf1ame arrester flame arresterthe nozzle; nozzle spray nozzlesample coolermuffler silencerexpansion joint expansion to becorrugated expansion bellow expansion jointshan bo single bellowa double double bellowmultiw

41、ave multiple bellowpressure balanced expansion section pressure balanced expansionhinged expansion jointaxial displacement type expansion jointself-equalizing expansion jointtied expansion joint with pole expansion jointuniversal type expansion jointball type expansion jointthe slip type (packed typ

42、e) expansion jointsingle actionpacked slip joint for one-way slide stuffing boxthe special element of the pipe, the tube special elementhose connection (hc)quick coupling for quick connectorsmetal hose metal hoserubber and rubber hoseflexible pipe flexible tubesaddle reinforcement plate reinforcing

43、saddlesreinforcement plate reinforcement padspecial flange speciala good funneldrip drain ring ringdrain funnel drainboard blankbacking ring spacerthe blind side of the word is blind; figure 8 blindrestriction orifice of restricted orifice platethe rupture disk rupture diskflange cover protective di

44、scfetolik sub victaulic couplingthe 1.8 end connection is connected to end connectionflanged end flange endbeveled end (be)the butt end butt welded to the endplain end (pe)socket weld end of socket socketthreaded end (te)socket bell endwelding welding end to endflanged joint (joint) flanged jointbut

45、t welding (sub) butt welded to bethreaded connection, threaded joint, pipe threaded jointtaper pipe thread sealing welding seal - welded taper pipe threaded to besocket connection (sub) socket welded to bebell and spigot jointring joint (rj)universal joint universal jointsoldering joint of soldering

46、 jointconnect the lapped jointthe outer thickness of the angle bevel for outside thicknessthe inner thickness is cut bevel for insidethe inner outer thickness is bevel for combinedflanged flanged (flgd)butt welding of butt welded (bw)screw thread (thd)socket welding socket welded (sw)small end plain

47、 (sep)large end plain (lep) for the large endboth ends plain (bep)small end thread (set)large end thread (let)both end threads are the end threadone end thread one end thread (oet)branch connection to branch connectionwelded pipe branch pipe welded directly to the run pipe articulatedarticulated loo

48、se to belive earth swinging earthjoin the articulated jointjoint coupling of the live connectormake a living union teeunion articulation; the union swive1. the unionunion nut of union nutlive joint bolt swing boltunion thimblearticulated chutebend to bebend angle fittings; the bent pipe; here: kneeb

49、ent wrench bent 一 handle wrench; bent spannerbend the blade of the toolthe elbow holds the needle holderknee tool for elbowelbow spike brobbend pipe swan neckangle gib head keyelbow jointbolt bolt with one end bent backelbow lock nut elbow jam untelbow union elbowbent socket wrench offset socket wre

50、nchelbow separatorelbow core boxteetee tee bend; the tee branch: the tee to be; the tee conneetion;the tee fitting; wye y: yokethree-way glass stopcockthree - channel three-channel amplifier amplifier; three - path amplifierthree-dimensional autopilotthree way cable box, three-way coupling boxtee va

51、lve; three - port valve; three 一 way valve;triple valvethree-way valve cover triple - valve capthree-way valve piston triple 一 valve pistonthree way valve menifoldtriple body of valve body; triple 一 valve bodysingle sweep tee; t - branch (pipe); three - limb tubetee pipe coupling for tee pipehorizon

52、tal length of teethree ways of reversing cockthree 一 way cocktriparties currency agreementtee coupling, tee coupling; the tee fitting; the tee union;three - way piece: three - way connectionthree-way connection clamp three-way connectorthree-way cockthree-way control valvetee junction, tee junctiont

53、hree channel circulator, three-terminal circulatorthree-pass hot blast furnace three-passthree-way antenna forward switch triplexertee tube triple cylindertriple cylinder gasketthree way elbowtee cock; three - way cock; three 一 throw the tapthree-terminal circulatortee fluid f1ow meterthree gate valve treble ported slide valvethe pass-throughthrough direct conn