HG/T 20592  法兰 PL 500(B)-10 RF8h40 D=sch85 w

pl500b)-10rf8h40 D=sch85 w

WN100-300 RF B=100/6rf1.6f Sch

47023 rf300-1.0/30

SO 50-25 RF02/BF-h20FS=.0000/F S==12=a=6/64�

pl300-10rf00RFb) S=4

wn 150-25 RF

47023-fm 1000-4.0SSFRF2SN7B)-

1 CRF 1400-0.2510rf3-150 RFRF25RS=1

SO 25-150 RF-1F07-200âFRF