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Introduction1 m0 s. v5 p* G$ p% v
This booklet has been written as an introduction to and a8 I M9 K* `) U$ U5 s3 S, d1 M
source of general information on pipe joints.
5 k- K( q! q" r$ L( _, dThe flanged joint appears deceptively simple but in fact the
2 Z# Z% N2 l% X$ ^1 escience of flanges and joint sealing is complex and continuously
" V* e3 {/ T v" H& F2 ddeveloping. Sound joints are critical to piping integrity and
7 y0 g' r8 f9 F4 o0 `. v6 jplant safety.# ^/ V/ G! h, L+ A
A pipe joint thus relies on the skill and application of the fitter) Z) A5 ~+ T* C s" }2 b
who puts it together. Correct selection of materials, application2 [/ [' S% A: j- V8 ~% R. X
of procedures, correct use of tools combined with the fitter’s
5 @+ k4 n9 L8 H2 m' fskill are all required to ensure a joint of maximum integrity.
( ~1 r( ]3 X4 w& _But mistakes have happened; choosing the wrong gaskets,
( d; A6 p, v- ~! jusing the wrong studbolts. Such mistakes cannot be ignored.2 Q* j5 ]1 Y$ O
The purpose of this booklet is therefore to increase understanding
. j0 g3 m* b+ f) Y9 j3 rabout pipe joints; from pipe specifications and how to! ^( T7 y+ O3 A( E
use them, to studbolts and how to identify them.With increased
& y) F6 e5 n% t& @+ I4 `4 E( tawareness and knowledge, it is expected that mistakes will be
! p4 A9 n( A; i2 E1 i( E0 c9 qprevented. |
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发表于 2010-11-22 11:01:13
