Specific information as follows:
Discharge Diameters 1.5″ to 10″ (40mm to 250mm)
Heads Range to 160ft (50m)
Flow Rate to 6,000gpm (1,350m3/h)
Model meaning:
40PV-YS
40: Outlet Diameter 
PV: vertical tray
YS: Yaobang pump YS series
YS pump is hard metal construction, YSR pump is rubber covered construction No submerged bearings or packing Double suction and semi-open impeller Optional recessed impeller and suction agitator available. 
Applications:
Mine—paper&pulp—sewage—power generation—drainage—slurry tank—tailings
After sales service
If necessary, we would arrange the engineer to the pump working place.

Mail:bobo@yaobangpump.com   Skype:yaobang88