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GENERAL NOTES
: M4 N- y- Y2 C) \1. ALL DIMENSIONS AER IN mm.
0 x. U( M* _ P" Q% t2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY
2 Z: u) G" g1 D; i# ^ WITH AS 1210-1997.+ k6 }& a: |" G6 Q- ?1 _+ F
3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2.
# g' R/ [. ]* s& O3 \ ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.5 A; ]5 N3 E( y: V7 ^7 V( Z
4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.5* y8 j6 V9 O/ C
DEGREASE IN ACCORDANCE WITH AS 1627.1.# N/ r* c2 i/ T9 f) W. f
PROTECTIVE COATING:TBA
, ]8 U L9 [6 a/ q5 q- y5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2
4 o r1 F" Y( I& b AT LEAST 100 MM EACH SIDE FROM NOZZLE A .5 g, h+ r6 }; O" a. j1 i
6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT
' }2 f; v3 _. s3 S+ A8 p$ B/ D SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT
- p' J7 }2 z8 V SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION
/ n! b' }, R+ @( Y! \. S8 r TO THR SIDE.! X; I( o3 e: M9 K
2 G! S, b, \: c1 n5 C
[ 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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