HG/T 20592  法兰 PL 65(B)-16 RF f1=3 b=3(b)Fs=8S3msf b=25

pl65(b)-16RF f1=3 b=3(b)Fs=8S3msf b=25

1 CFM 500-1.0 δs=8S=RJ S=116.5rf B2/data16 rf&ampampwS=

wn150-16m40 B=�S SCH40 Sc7pampam RF,S=6B)-25 FMn50

WN150B-63RJ5b)-16rfB)-10RF S=4mm2.5 RFA=49.5FRF=3J

wn400(b)-16 m80/0 S)fwF=1071-1uot00-1.6S=0rf1

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