GB/T 29465  法兰 RF 1250-2.5/20δ0=12�0=

WN65-100RF=F20 f1=340=10 RF40S

5 RF 1250-2.520δ0=12�0=

bl600-300 rf sch160 fSch120 TR6s PL2010=-

WN 25-900 RF S=102.5ï¿80)(B)-16 RF

BL450-900T16 T-300mrfs=4b.6p-FF-FF0-11f0M025/B-RF0 RFFu0ff6@40HSSch80�Fu

pl25(b)-16rfhS=3.5,20,HG/T205922

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