NB/T 47065.1  支座 BⅡ 2308

bii 2308

1-FM 1600-0.25

DN200/PN25/01A

WN 450(B)-600 RF S=12

SP-7149

WN 100(B)-16 RF S=6

3 RF 500-1.6 δ0=4

DN 80-2.3 TS

BII 28944

PL64-16RFCH40SRpal-63 FM S=8�1=10606RF��@RFTj@5c2@RF@(B)-25 RF167.5 RJ RF20 4-16FS0s=5443RF°F1Ff@4150 FFF5 RF@6�