EW-440/446 Pump can be widely used in all kinds of works in oil field. When the cylinder liner specification is 6"-3 1/2", piston structure ...
EPAH-275 Pump can be widely used in all kinds of works in oil field. Specifications Rated Input Power Rated Pump Speed Stroke Gear Ratio 275 HP 175 .....
EW-440/446 Pump can be widely used in all kinds of works in oil field. When the cylinder liner specification is 6"-3 1/2", piston structure ...
Structural Characters The shell, crankshaft, connecting rods and crosshead are made of nodular cast iron. The crankshaft and gear shaft are supported ...
Sand pump is used to provide drilling liquid with a certain discharge capacity and pressure to desander, desilter and mud pump. The centrifugal sand ....