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GENERAL NOTES
T% ~* t9 k6 L- z/ W1. ALL DIMENSIONS AER IN mm.
8 U# Q' r, T: U! ] H q2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY; I' |: E( Q) ]/ _8 B. z; R" Y
WITH AS 1210-1997.
; }# S4 u. ]: P: r7 n. P8 r2 u8 U! _3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2.( t& l, Q4 H% @$ B
ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.
( o$ C! V$ Z9 n# F% W! S U& z4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.5
" r$ z( r5 K$ |- I. p; M: c0 i DEGREASE IN ACCORDANCE WITH AS 1627.1.0 X# Q+ d/ @$ I" U& U; q$ S
PROTECTIVE COATING:TBA
H9 f- b9 w/ l- R5 X2 Q8 t. F, J* G5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2
$ o5 B6 F6 P0 u0 Z AT LEAST 100 MM EACH SIDE FROM NOZZLE A .: A& G9 b! K0 _7 n2 q& M
6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT: I: u% U/ [* P5 w B
SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT
* n% X5 O2 G& q6 N8 V SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION
O Q9 b7 E, ]+ p1 o2 @, h3 ~ TO THR SIDE.
7 J, G- V: r8 ~4 @9 w! _3 W; g* K6 G5 X
[ 本帖最后由 beyond1968 于 2007-5-3 09:36 编辑 ] |
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发表于 2007-4-30 14:39:39
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