GB/T 29465  法兰 C-G 2850-1.0/20δ0=805 S=1=60=16RF2040K0Sf0h-)-

5 CG 2850-1.020δ0=805 S=1=60=16RF2040K0Sf0h-)-

wn20(b)-63 rf s=4WN125-150 RF5 45EL50H1=02MSch40cl5000=&5gF.60s0/fRFb)-40FRFFmhg/5

B BL 650-150 RF

法兰 WN32(B)-16 RFpnbsp615 wn350-600rj&BL

wn 80-150 RF

WN40 A-16RFF RF(610u00a3\u

PL 150(B)-16 RFf