HG/T 20592  法兰盖 BL 50(B)-63 RFh12RJpam

bl50b-63rfh12RJpam

wn200-1500 rf sch40 s=15.09-40

wn25-25 m s=lwn40-600 rf b=41mpamp

SO 2"-150 RF78h= w16=550-

wn8-150rf schata50RF00-100�½Mfs2@RF@

SW20-600RF-25

2 RF 1000-1.0 δs=6

WN 150-300 RF S=157

WN 100-150 RF =1000(B)40SRF/T/ rf(

2 A99