1,Capacity;4~2500m3/h 2,Head;9~130m 3,Power;0.55~800kW 4,Product standards;JB/T8096-1998 MATERIAL PARTSMATERIALSTANDARD CODEBearing SupportTray (Double Volote Pump )Casing,Casing Cover HT200GB9439-88QT405-10,QT500-7GB1348-88ZG230-450,ZG270-500GB/T11352-89ImpellerVolute Liner,Guard Plate, (Single Volote Pump )Casing,Casing Cover Wear resistent 1#-8#GB8263-87ExpellerDischarge Pressure ...