... beam compound balaned pumping units is a enginery saving new type designed on the basis of conventional pumping unit ,The difference ... .8HY25-64-48302.81.26,9,124.05.2CYJ3-1.5-4.5HY40-64-60304.51.59,144.55.5CYJ5-1 ... -3-37HY320-213-120100373.0,2.5,2.16,9,123018.0CYJ12-4.8-73HF640-256-192120734.8,4.2,3.65,7 ... ,94529.0CYJ14-4.8-73HF640-305-192140734.8,4.2,3.65,7,95531.7 oil api pumping ...