HG/T 20592  法兰盖 BL 600-16 RFDc2A=F6m386@RFRFf0=30.5 RJ�6data@f2s1�FFRFarFF71�344pF0 RF450017 W

BL600-16 RFDc2A=F6m386@RFRFf0=30.5 RJ�6data@f2s1�FFRFarFF71�344pF0 RF450017 W

WN 25(B)-40 RF S=2

WN 100(a)-16 RF.0=70-165

2 CFM 1600-1.0 δ1

WN50(B)-16FMS=S6

WN 20(B)-40 RF S=3

20615 wn500-150rf s=800

pl800(b)-2.5 rf d=10=1240

bl600()-6rf/204B)