HG/T 20592  法兰 PL 10-16 RF6FRFRF10 RF

WN50-300 rf sch80smp

PL10A-16RF6FRFRF10 RF

WN 50(B)-16 RF S

SO 40-300 MRF1RF.5 RJ-197.5RF SC16

WN 125-600 FMlB)=3/16

SO 40-300 RF0 δs=60(B)-

PL100(B)-16 FF ,HG/data/company/2404/yvpl

SO 40-600 M= RF0S/

SO 40-300 MSch60=51

PL100(B)-16 FF BB=720 K0S=