常用单位的中英文对照翻译

常用单位的中英文对照翻译

单位Unit.

单位制system of units

米meter (m)

毫米millimeter (mm) 3 Q5 F' p. a% K6 M: m( c

英尺foot (ft) 英寸inch (in) 弧度radian (rad) 度degree ( ° ) 6 x D8 i) T" p + Q1 m , V 摄氏Celsius. (C) ! U3 X# ?8 n$ c0 d

华氏Fahrenheit (F) 磅／平方英寸pounds per square inch (psi) 百万帕斯卡million pascal (MPa) # }9 k& H- N% q3 L

巴bar + o% t F; w6 H $ n 千克(公斤) kilogram (kg) * l- x. F) d; z4 N0 U

克gram (g) 5 V& b. q, @6 I/ g+ l) N+ H; [ 牛顿newton (N) 吨ton (t) 3 t x' J8 a- s 0 T

千磅kilopound (kip) , v7 P0 M3 d/ U: j% O! I; r2 A

平方米square meter (m 2) ...

方毫米square millimeter (mm2 ) 4 |, T. c/ F/ K* z2 u9 r. k2 [

立方米cubic meter (m3 )

升liter; litre (L)

转／分revolutions per minute (rpm) 百万分之一parts per million (ppm) ! B. O+ S9 U&

焦(耳) Joule (J)

千瓦kilowatt (kW) . V6 g- T. R9 x+ w0 S

伏(特) volt (V) & U; ?. w3 A- \4 K

安(培) ampere (A) 欧(姆)ohm ( Q )

(小)时hour (h)

分minute (min) ( {' B" k9 O/ e- B9 a

秒second (s)

管道组成件专业英语(中英文对照)

1 管道组成件Piping component

1.1 管子Pipe

管子( 按照配管标准规格制造的) pipe 3 x- z7 R* r# f'

管子(不按配管标准规格制造的其他用管)tube —

辛钢管steel pipe

铸铁管cast iron pipe " y) B9 Z! N- T c. ?.

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 4 c- B" g2 g/ k9 u

奥氏体不锈钢管austenitic stainless steel pipe

铁合金钢管ferritic alloy steel pipe ) h; R2 ~4 L L: S- F3 w!

轧制钢管wrought-steel pipe

锻铁管wrought-iron pipe

无缝钢管seamless (SMLS) steel pipe + \8 M( @+ e, B0 Q- L9 V

焊接钢管welded steel pipe

电阻焊钢管electric-resista nee 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 8 D' B0 T& c3 m

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 * y+ Q$ v" L3 B1 |7 N

直管run pipe; straight pipe ..

1.2 管件Fitting / n! ]% z9 R$ V2 {, [1 d3 k( u

弯头elbow

异径弯头reducing elbow : k T2 q( O& @1 Q s9 N8 R

带支座弯头base elbow ”

k 半径弯头long radius elbow

短半径弯头short radius elbow .............

长半径180° 弯头long radius return 4 W/ L! O3 g*

短半径180°弯头short radius return \5 |+ I * l, f% |( [. e

带侧向口的弯头(右向或左向) side outlet elbow (right hand or left hand) 6 [ D# Y/ s+ q2 O # @# S; f 双支管弯头( 形) double branch elbow 3 R$ V: O! v2 o

三通tee 异径三通reducing tee 等径三通straight tee 8 [# p5 F, m" d) V1 L5 L, j

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 0 ~; V3 l9 Q4 y8 } 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° lateral : m& o4 h: {# G

45°斜三通(支管为异径) 45 ° lateral (reducing on branch) # {2 E |# g( X" I+ x2 m*

45° 斜三通( 一个直通口为异径) 45 ° lateral (reducing on one run) * ~* p# V2 @4 I' J

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 7 p' b7 H. y6 X( M8 i4 W0 V5

等径四通straight cross " ~% n& m7 ] + F! q / H

异径四通reducing cross 异径四通(一个分支口为异径) reducing cross (reducing on one outlet) 8 E/ p+ ~+ ~+ i$ W, Y9 b* h' x6 g

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 7 }8 @. }' v8 B: W& a(

偏心异径管eccentric reducer 1 m% Z$ r* P' ]4 B

锻制异径管reducing swage , ?# V& ]6 S7 J- N" Z 螺纹支管台threadolet 焊接支管台weldolet . t" \0 k8 Z( i! U7 t+ B 承插支管台sockolet 弯头支管台elbolet + ~* t( [7 E/ k!

斜接支管台latrolet / V/ u) P' A( a8 b2 T$

镶入式支管嘴sweepolet

短管支管台nipolet $ S1 J/ K. T; Z-

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 nipple

1.3 弯管Bend

预制弯管fabricated pipe bend

跨越弯管(A形)cross-over bend 一…?

偏置弯管("形)offset bend …「

90° 弯管quarter bend , S) C/ J" i8 P

环形弯管cirele bend

单侧偏置90° 弯管( ? 形) single offset quarter bend 0 T. I! P5 Q4 ?( M% w1

S形弯管“S” bend

单侧偏置U形膨胀弯管(| ?形)single offset “ U' bend

U 形弯管“ U” bend

双偏置U 膨胀弯管double offset expansion “ U” bend

斜接弯管mitre bend 2 a' T2 N4 x2 B6 @ |, }$ n! P% E0 r( s

三节斜接弯管3-piece mitre bend 折皱弯管corrugated bend 圆度roundness

1.4 法兰Flange (FLG )

整体管法兰integral pipe flange

钢管法兰steel pipe flange # t3 v$ Y$ Z. l

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 / c J" x2 s+ N0 B Z! r2 Q" h

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 & w: Y( z7 g * x' O

异径法兰reducing flange 盘座式法兰pad type flange 松套带颈法兰loose hubbed flange + K7 O9 R( v w' b-

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 % Q; t2 P% N: l" _2 D

突缘短节stub end, lap

翻边端lapped pipe end 6 @# I( V6 v& ]7 E0 L% G2 T

松套板式法兰loose plate flange 压力级pressure rating, pressure rating class & R( u, E+ m#

压力一温度等级pressure-temperature rati ng ................

法兰密封面，法兰面flange facing 突面raised face (RF) 4 V8 h) F1 U+ p, p; n

凸面male face (MF) & Z3 X) b5 }. s- A4 u, P

凹面female face (FMF) 榫面tongue face 槽面groove face " P7 @0 }5 n6 l2 b: l% D6 k% U

环连接面ring joint face * }/ c- o* m& k" L6 P

全平面.满平面flat face; full face (FF) .…

光滑突面smooth raised face (SRF) : p; Z( r4 r" q3 i+ \#

法兰面加工facing finish 粗糙度roughness : ?1 |% \0 r* m% q8 光滑的smooth 5 z/ F" ~% y' a) ] 齿形serrated

均方根root mean square (RMS) 算术平均粗糙高度arithmetical average roughness height (AARH) 酉己对法兰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 . u- K1 |& A9 r7 w, S9

环形平垫片flat ring gasket 0 T( v8 T+ q4 G6 l

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 i nserti on .....

夹石棉织物及金属丝加强的橡胶elastomer with asbestos fabric insertion and with wire reinforcement & c$ L2 P8 u2 Y)

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 'd$ x. l$ B2 ~# V

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 % H; n) M, c# \0 K3 M

波纹金属垫片corrugated metal gasket / g8 D" _3 b: |) u! J+ e

波纹金属包嵌石棉垫片corrugated metal gasket with asbestos in serted ?

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 a6 ~ , \1 M / L. q

八角环形垫片octagonal ring gasket , F7 }+ k( r- o# D: M, B: ?

椭圆环形垫片oval ring gasket ; u3 K( r' G- @)

透镜式垫片lens gasket

非金属垫片non-metallic gasket # k2 u1 }/ O; B- C' u

1.6 阀门Valve

1.6.1 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) 3 ]0 ]6 d; _4 k+ P! ~- K

阀轭套yoke sleeve

阀杆环stem ring

阀座valve seat (body seat) . e& ~' {' j3 S% P) {4 M(

阀座环、密封圈seat ring

整体(阀)座integral seat

堆焊(阀)座deposited seat ( a( w( y6 }.

阀芯(包括密封圈、杆等内件) trim 9 H# w$ L3 n* ?: y/ }9 [*

阀盘disc

阀盘密封圈disc seat 阀体body 阀盖bonnet : i6 v u& Z# F 阀盖衬套bonnet bush 螺纹阀帽screw cap . h$ ] k1 ]! ~ ) w3 { 'O: V 螺纹阀盖screw bonnet 2 w( J' }) p9 R- G# u- f |4 z 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 2 a3 Y9 z5 o! n7 C m8 Z) N

石棉安全密封asbestos emenen seal + n0 i$ f- [1 z9 I! O;

倒密封back seal 压力密封的阀盖pressure-tight bonnet 4 H4 h7 ?: V E4 I1 P9 ~"

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 , e9 r3 |; w, W0 ?6 s

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 ; S# _7 Q5 ~. I, F 笼式环Ian ter n ring

压盖gla nd ??

阀杆填料stem packing

阀盖垫片bonnet gasket ) H# E9 ~+ k9 f$ K. Y

升杆式(明杆) rising stem (RS) ' H# l1 ]" D2 r4 A( E3 x

非升杆式(暗杆) non-rising stem (NRS) 指示器/ 限位器indicator/stopper ! K$ U+ q1 G* z- {3 X$ j8 U: Z

注油器grease injector 可更换的阀座环renewable seat ring 1.6.2 常用阀) T" Y/ J% E1 R( l9 e" r

(1)闸阀gate valve 平行双闸板double disc parallel seat 开口楔形闸板split wedge % [& h9 g6 T0 U$ |

挠性整体楔形闸扳flexible solid wedge ; s1 L: n$ F/ F! \/ [

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 6 ~: q4 {( E9 B: i) C. x5 F

塞型阀盘plug type disc . j, y1 A2 l & b7 l ( P

可转动的阀盘swivel disc

(3) 节流闪阀throttle valve " b( x% v: V' j4 t5 I: r

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 3 D3 I9 \' P& }( T# t

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 2 w/ n9 H+ G# g! j/ F

(7) 蝶阀butterfly valve ?? 对夹式(薄片型) wafer type 凸耳式lug type ；6 .

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 valve 3 k1 Y! ?5 |7 G8 Y( Q/ K+ n0 F

8)柱塞阀piston type valve ?

(9) 旋塞阀plug valve 三通旋塞阀three-way plug valve % [4 T, w7 C; s7 w

四通旋塞阀four-way plug valve

sleeve cock

旋塞cock 1 S. c1 X. u0 b3 o- z* T' @4 R+ N 衬套旋塞

(10) 隔膜阀diaphragm valve 橡胶衬里隔膜阀rubber lined diaphragm valve * A, l9 U$ E2 }' {0 U' n,

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) 3 B; z/ I. E9

(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 * R2 ~# c) + Q4 Y

落球式止回阀ball check valve … 弹簧球式止回阀spri ng ball check valve

双板对夹式止回阀dual plate wafer type check valve , q" e7 J# [&

无撞击声止回阀non-slam cheek valve 5 y4 t+ C3 z4 K& c5 m5 v*

底阀foot valve + H' q7 X4 d5 |. | f+ Y1 s$

切断式止回阀stop check valve; non-return valve ) J* J8 N0 T: g! M

活塞式止回阀piston check valve

斜翻盘止回阀tilting disc check valve " {) _+ d# c4 m$ F; z v& M; s

蝶式止回阀butterfly check valve & |4 k5 l3 U' E( V/ i) V' r

1.6.3 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 7 n; [8 u+ C& n

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 7 k% @* n: c+ E5 s# g- h. g8 E& @

蒸汽疏水阀steam trap

机械式疏水阎mechanical trap . V/ E8 J1 _( R7 p' l. r; t