A fluid end is situated in a fluid pump and contains the parts, which are directly involved in moving the fluid. The inlet and outlet of the fluid end are connected to a suction and discharge pulsation dampener. The inlet serves to create a vacuum, which enables the move of fluid from the reservoir into the inlet line.High pressure frac pump is used in the shale gas or shale oil operation.Low alloy steel 4330 or stainless steel 15-5 PH .Service life:up to 1000 operation hours .Pressure rating 5000-20000 psi.Weight approx 5000 kg.