API Sucker Rod Pumping Unit

    API Sucker Rod Pumping Unit Brief Introduction: ---API B Series Pumping Units is conventional walking beam pumping units, it's a common type of power equipment on the groud used in rod oil extraction. The products conform to API Spec. 11E"Specification for Pumping Units" and other relatice API standards, acquired the anthorization to use Official API Monogram.   ---API C Series Pumping Units is a kind of conventional walking beam pumping units, it's the ground power equipment used in sucker rod oil extraction. The products conform to API Spec.11E"Specification for Pumping Units", and the relative standards, acquired the anthorization to use Official API Monogram.