Performance feature

◎It’s suitable for the small caliber valve nominal diameter: airproof test and strength test of DN15/100 flange type, through-type gate valve, cut-off valve and ball valve etc.

◎The main structures: axial press tight at left direction, radial advance and retreat, 90o overturn, axial press tight at right direction, movable frame advance and retreat, lift up and   down.

◎It uses the medium water and gas (anticorrosive water) circulation use, (gas resource is prepared by users themselves)

◎It fits the high and low pressure water pump, pressure meter displays, reading MPa precision 1.5 grade.