HG/T 20592  法兰盖 BL 100(B)-16 FF6RF0-2500rf0/4585 RF RFm- D=/Fc6r

Bl100(B)-16 FF6RF0-2500rf0/4585 RF RFm- D=/Fc6r

2 CT 1500-4.020δ1=0

WN250-300TSch4024RJ"ass

WN100-300 RF Sch80H40S rf s=80-0.6 �)-40f5 RF

1 RF 600-1.0

SO 80-150 RF

WN32(B)-100ma10FF/ä488-19020615-2009)

bl125b)-16rf.50c2

WN100-300 RF 100/ M S