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GENERAL NOTES
9 H: j& K# d, y1. ALL DIMENSIONS AER IN mm.
9 B& q; z* s# Q( {0 O2. ALL FABRICATION.WELDING.INSPECTION AND TESTING TO COMPLY& k! i- L( O+ N9 h/ Z% n0 R, I
WITH AS 1210-1997.
8 S4 _9 D- \9 z3. DIMENSIONAL SPECFICATIONS FOR NOZZLES TO AS 1772.1/2." t/ z% W/ S6 g% s3 y3 D5 w
ANSI B1.20.1 API STD 58 OR EQUIVALENT STD.! g+ y5 g0 t% M9 t; o! O0 d
4. EXT.SURFACE PREPARATION:AS 1627.5 ABRASIVE BLAST CLASS 2.51 T4 h d0 f) X$ H
DEGREASE IN ACCORDANCE WITH AS 1627.1.
8 Q: N% T( J& {- J PROTECTIVE COATING:TBA
. U( I b1 a# S) A$ n; A: Y5. 100% MPI FOR NOZZLE A AND CIRCUMFERENTIAL WELD SEAM C2 . d3 O$ f4 Z* E" u5 J
AT LEAST 100 MM EACH SIDE FROM NOZZLE A .
# K( I- E+ {" m2 D# Y, x3 A6. FOR THE LONGITUDINAL WELD SEAM. THE SINGLE WELDED BUTT JOINT Y" x7 d* X2 b! r9 T
SHALL BE APPLIED USING A PROCESS AND PROCEDURE SO THAT
; K+ T1 ^# h/ N- u* f. h: Y$ [ SUBSEQUENT INSPECTION SHOWS COMPLETE PENETRATION AND FUSION+ o1 N) v7 ^$ F& v; d0 V
TO THR SIDE. r0 a, T- Z7 y$ {' i( _: y
2 [6 R" O. {0 g6 I# ^# v% N4 }[ 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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