NB/T 47065.1  支座 BⅠ 30000

bi 30000

DN150-Class150 WN RF S=11-1500 SFM�p RF�RF RFrf.016p@°F5@PFRF-150 FF5RF2@�00d�-4.@��dat

SO40-600RJ00 RF=3RF R

bl25(b)-16 rf d=45

WN150B-25RF S=10

PL50(B)-16RF.0в•Әв•�

DN300-PN16 PL RF Ⅱ

PL 200(B)-16 RF

B WN 32"-1