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GENERAL NOTES
9 Z5 }/ {+ G) O, v- C s1. ALL DIMENSIONS AER IN mm.
1 s2 z0 {' I# }6 D8 n* J2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY& D, b8 }" u* f1 m# A
WITH AS 1210-1997.
, z* b/ Z7 m& B: h: q3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2.
p$ O" x2 `2 @) B& u ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.7 Z5 L- w* |/ l) @; { b
4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.52 T0 u N0 M& t& [5 U% i1 c
DEGREASE IN ACCORDANCE WITH AS 1627.1.
- g7 D$ r$ r1 S( q1 ]9 w PROTECTIVE COATING:TBA( H7 d: X" I$ g3 `9 n$ l
5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2 6 _; e% W5 U& }$ W* X8 n
AT LEAST 100 MM EACH SIDE FROM NOZZLE A .8 A4 c; Y( t$ R$ H
6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT
% A' B- w& }5 R* u1 P7 p& \ SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT 9 ^. M) w8 t. W7 T# E! q7 a& u# T. ^
SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION, l0 w b, e7 K0 Y5 s8 i
TO THR SIDE. q* e. N9 E0 Q& _: z
0 E( q, l* E! m 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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