GENERAL NOTES 9 w- m$ W( A K; s1. ALL DIMENSIONS AER IN mm. ! q# ]5 j' `( b! b, s2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY3 o/ \0 M8 G1 |8 P5 H4 q1 N
WITH AS 1210-1997. n7 h/ [9 ~# y5 T( z; \
3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2. 6 `7 t% F5 l4 O% w. R ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.5 t+ v' _+ S! i( N8 r+ `
4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.5% f5 ?+ ?: V& @3 E7 @' H
DEGREASE IN ACCORDANCE WITH AS 1627.1. 2 d% ?% _5 b; e$ T1 l' v' p PROTECTIVE COATING:TBA6 M; C& y4 |, }- s+ I. B6 [
5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2 + c9 T9 C9 N0 u" v AT LEAST 100 MM EACH SIDE FROM NOZZLE A . " u: N9 s( G1 v5 T$ G0 p6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT 1 E$ R+ X( `. ]0 [* r/ q SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT & p3 M# O) Y4 s# r0 A% S' g
SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION 1 l. q5 r+ B4 }3 N1 Q0 p ]$ U7 l TO THR SIDE. # s$ H) S) O* k9 b 1 _' b! y: B# ^% V- }[ 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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