NB/T 47065.1  支座 A 20000rf2h

A20000rf2h

PL100(B)-16 RF

SW 5"-150 RF

DN40-PN25 WN0RF0

DN32/PN16/02&36B

WN 800(B)-10 RF D=1013 N=851 d=900 f1=3 C=30 H=88

WN50-100 RFJ Sgsch

HP-2-7.5-20

BL125-300GS

PL 150-16 RFF. S=5.5FFh-167F016RFsFF S=12S=4.5�08 d=RF6603.5 B=6�В�4F Ⅱc