"MAKER: TIANJIN PUMP & MACHINERY
TYPE: EHS-51MB-C5.5X2
CAP:20 M3/H 3600RPM;37.5M,4.54 kW" 叶轮键 TIANJIN PUMP & MACHINERY .EHS-51MB-C5.5X2.103
"MAKER: TIANJIN PUMP & MACHINERY
TYPE: EHS-51MB-C5.5X2
CAP:20 M3/H 3600RPM;37.5M,4.54 kW" 密封环 TIANJIN PUMP & MACHINERY .EHS-51MB-C5.5X2.020