NB/T 47065.1  支座 A 1693

2 A1693

47065.3 B109

SP-2320

1 RF 500-1.0 δs=6

DN500-PN16 WN RF Ⅱ

WN 500-16 RFAšÃ‚

SO 14"-150 RF

法兰 WN50(B)-16RF S=3

2 A3145-16 RF137467

WN50-150 RF Sch2266R3rft 21400=FFFSch40=6RF==3¢Œs21633-ch800S.7H0))aMfmh4)-16T20rf SM b=2B1=pa0