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客户提供的关于阀门安装的说明,求大虾帮忙翻译解释一下,谢谢

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发表于 2009-3-2 14:44:55 | 显示全部楼层 |阅读模式
客户提供的关于阀门安装的说明,求大虾帮忙翻译解释一下,谢谢) e- [7 O0 n' Z* f# H. W
Installation
; w" d# D1 v. r8 Q$ }8 ]Don`t use flange sealings. The seat ring of the Butterfly valves has a sealing lip which operates as flange
, J5 x# I+ w$ U: C" n; dgasket between valve and flange during mounting.
. `( L: I$ B, Q, d• Insert the valve with the disc in the nearly closed position between the flanges. lf the flanges are located too
  [- Q) {" K( W7 ]! o3 ]closely in an existing pipe, they must be so spreaded by means of a special device that the valve can be
7 |( u+ ?- g0 K8 Y# Y: [easily installed with clearance .
7 p; \8 f: C4 [1 I% g• Mount the flange boIts and centre and align the valve between the flanges. Hand-screw the flange bolts.& M4 ^( Y9 \; m; ]5 u
Spot weld the flanges to the pipe .
6 s( k  w; `+ N+ n! a" F5 Z• Before cross-tightening the flange bolts uniformly, it must be ensured by the test actuation that the valve
) l* C; u5 H- Xdisc can move freely within the connecting flanges .' P7 T5 Z! P5 h8 v9 A% g+ \  f
Attention! In case of improper insertion of the disc between the flanges, the seat ring may be displaced and
2 u) |9 L- C! q5 Z/ r6 {4 Ndestroyed during the first operations. Similarly, the sealing strip of the valve disc can be damaged if it is not' P4 i; |: }; Z0 k& M, }
observed that the disc can move freely between the flanges.
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发表于 2009-3-3 13:04:30 | 显示全部楼层
安装& E2 o8 E* C) A* N9 o3 l, ?2 d% {
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请勿使用法兰密封件。蝶阀阀座密封面上有一圈密封唇可以充当阀与法兰之间的垫片。(刀口法兰?还是组合垫?)7 W( {! P, P" Q+ ~
8 {1 E( v1 n  G1 b4 o: b. ?7 w$ k
将阀门关闭后,将装好阀板的阀门插入到法兰之间。如果法兰离现有的管路太近,应通过一种特殊设备将管路撑开,以便腾出安装间隙。: ^- w' }# a- O6 ?$ ~

5 S/ A( l/ l" s3 A; f$ N装上法兰螺栓,对准阀门和法兰的中心。
4 M5 O+ L8 l2 G# |1 O' ?拧紧法兰螺栓。4 i* g1 i' O( ~. w7 X5 \, \
现场将法兰焊接到管路中。3 a+ M6 c0 l/ Y# i( R( H
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在交叉拧紧法兰螺栓之前,必须测试阀板在运动时与所连接的法兰不会发生干涉。1 N! r, V0 v# a# X- t! e5 {+ ^
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注意!一旦安装阀板错误(与法兰干涉),阀座密封圈会在第一次运动时位移并损坏。同样的,如果没有注意阀板是否能在法兰间自由运动,阀板的密封圈会被损坏。
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发表于 2009-3-3 15:12:15 | 显示全部楼层
翻译的不错!( ^_^ )
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