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GENERAL NOTES
* I( Q- n3 U9 a& C0 S7 t& `1. ALL DIMENSIONS AER IN mm.
% f. q9 g/ H) _2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY
9 [8 t# z# U" _- B4 ` WITH AS 1210-1997.
7 W9 m. G9 l* ?4 ~3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2.
- F- b t& m: ]: v% S ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.) [6 [5 Y4 h2 a8 q% c
4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.5+ U) V6 o4 D8 a' I5 h
DEGREASE IN ACCORDANCE WITH AS 1627.1.
6 i3 m N9 u4 g" L; W, ^ PROTECTIVE COATING:TBA
- w% E& H6 B6 E% c1 H. b: V! I5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2 ' Z3 C1 f& n5 Y0 z" J* r
AT LEAST 100 MM EACH SIDE FROM NOZZLE A .
2 c5 a% {8 L/ `6 ^0 D& x, n6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT# b5 Q- N# ]3 n9 N8 l3 ~4 O
SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT " n4 k0 }: Z7 I$ C J+ D& ~3 X
SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION+ `8 {) C+ A! G9 S Z
TO THR SIDE.
5 C, r- n8 i7 Q) U# P$ m5 T, U; f7 P
[ 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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