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Introduction
3 Z3 ^6 `6 e" {* zThis booklet has been written as an introduction to and a
( p8 w' Z6 c7 O# l# f) gsource of general information on pipe joints.% U' C- g! Q$ Q5 X( }* i
The flanged joint appears deceptively simple but in fact the
* W4 {* P0 P4 O6 r# mscience of flanges and joint sealing is complex and continuously' V( i3 h# C j4 ?) S. s4 `
developing. Sound joints are critical to piping integrity and
* k+ [2 l1 A0 s8 w) k- U5 N* [plant safety.
5 b r1 K Q/ g; h( {0 M7 ZA pipe joint thus relies on the skill and application of the fitter
) A7 G$ _+ i. Y6 R8 @who puts it together. Correct selection of materials, application F4 d: i4 Z; @, y; g* M
of procedures, correct use of tools combined with the fitter’s
; Y3 p, V& Y) w5 L H' gskill are all required to ensure a joint of maximum integrity.
- T6 G5 H7 ^% l% a+ U3 U, ABut mistakes have happened; choosing the wrong gaskets,# x: _2 L1 X- B8 @9 J/ c B2 L
using the wrong studbolts. Such mistakes cannot be ignored.8 n: p" S5 H# U
The purpose of this booklet is therefore to increase understanding! L: x$ D+ F \$ B( a( L: p8 L) L
about pipe joints; from pipe specifications and how to7 ?4 w$ e3 q- K
use them, to studbolts and how to identify them.With increased. e* L1 c5 E/ J$ ~
awareness and knowledge, it is expected that mistakes will be
% K$ D9 u; @8 z1 Eprevented. |
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