管道专业词汇

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1.阀门类

1.1常用阀

闸阀Gate valve

截止阀(球心阀)Globe valve

节流阀 Throttle valve TRV

针型阀 Needle valve

角阀(角式截止阀)Angle valve

Y型阀(Y型截止阀) Y-valve (Y-body globe valve)

球阀 Ball valve

三通球阀3-Way ball valve

蝶阀 Butterfly valve

柱塞阀Piston type valve

旋塞阀 Plug valve

三通旋塞阀 3-Way cock valver

旋塞 Cock

隔膜阀 Diaphragm valve

夹紧式胶管阀 pinch valve

止回阀 Check valve

1.2其它阀

安全泄汽阀(安全阀) Safety valve SV 安全泄液阀(卸荷阀) Relief valve 安全泄压阀 Safety relief valve

罐底排污阀 Flush-bottom tank valve 波纹管密封阀 Bellow sealed valve 电磁阀 Solenoid valve

电动阀 Electrically operated valve 气动阀 Pneumatic operated valve

低温用阀 Cryogenic service valve 蒸汽疏水阀 Steam trap T

呼吸阀 Breather valve

减压阀 Reducing valve RV

控制阀.调节阀 Control valve

1.3 不表明结构的阀切断阀 Block valve, Shut-off valve, Stop valve

手动控制阀Hand control valve HCV

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 3-Way valve

夹套阀 Jacketed valve

排污阀 Blowdown valve

排液阀 Drain valve

放空阀 Vent valve VTV

卸载阀 Unloading valve

排出阀 Discharge valve

吸入阀 Suction valve

多路阀 Multiport valve

取样阀 Sampling valve

手动阀Hand operated valve, Manually operated valve

旁路阀 By-pass valve

冲洗阀 Flush valve

根部阀 Root valve, Primary valve, Header valve

底阀 Foot valve

2. 管子与连接

2.1 管子

管子(标准规格) Pipe

管子(非标规格) Tube

钢管 Steel pipe

铸铁管 Cast iron pipe

衬里管 Lined pipe

复合管(包复金属管) Clad pipe

碳钢管 Carbon pipe

合金钢管 Alloy steel pipe

不锈钢管 Stainless steel valve

奥氏体不锈钢管 Austenitic stainless

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steel pipe

铁素体合金钢管 Ferric alloy steel pipe

无缝钢管 Seamless steel pipe

焊接钢管 Welded steel pipe

镀锌钢管 Galvanized steel 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

壁厚系列号(管子表号)Schedule number Sch.NO

壁厚 Wall thickness W.T

2.2 管子零件

弯头 Elbow

异径弯头 Reducing elbow

长半径弯头 Long radius elbow LRE 短半径弯头 Short radius elbow SRE 180°弯头(回弯头) Return elbow

三通(T型三通) Tee

异径三通 Reducing tee

等径三通 Straight tee

45°三通 450Lateral

正三通(Y型三通) True"Y"

四通(十字通)Cross

异径管(大小头) Reducer RED 同心异径管 Concentric reducer CON 偏心异径管 Eccentric reducer ECC 支管连接 Branch connection

支管台(凹台) Boss

活接头 Union

管接头(管箍) Couling, Full coupling 管帽 Cap C

短节(短管) Nipple NIP

管堵(丝堵) Plug PLG

焊接管帽 welded cap WC

盲板,管道盲板 Blank, Blind, Line blank L.B 8字盲板 Spectacle blank

特殊管件Special pipe fittings S.P

2.3 连接

对焊的 Butt welded BW

法兰的 Flanged FLGD

螺纹的 Threaded THD

承插焊的 Socket welded SW

承插的 Belled

对焊连接 Butt welded joint BW

法兰连接 Flanged joint

螺纹连接 Threaded joint T

管螺纹连接 Pipe threaded joint

承插焊连接Socket welding flange SW

承插连接,套筒连接 Bell and spigot joint

整体法兰 Integral pipe flange

螺纹法兰 Threaded flange THDF

承插焊法兰 Socket welding flange

松套法兰 Lap joint flange LJF

对焊法兰 Weld neck flange WNF

平焊法兰 Slip on flange, Slip on weld flange

板式平焊法兰 Welding plate flange

松套板式法兰 Loose plate flange

滑套法兰(平焊法兰) Slip-on-welding flange

法兰盖 Blind flange,Blind

孔板法兰 Orifice flange

异径法兰 Reducing flange BCD

螺拴圆直径 Bolt circle diameter

法兰面Flange facing,facing of flange FOF

光面,光滑面 Plain face PF

突面 Raised face RF

凹凸面Male-female(Seal contact )face MFM

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