... the mechanism sealing have cooling, washing and sealing liquid system. The pipeline system is designed based on API ... or hot liquids; apply to the transfer of corrosive liquid. It is mainly used for oil refineries, petrochemical ... , the mechanism sealing have cooling, washing and sealing liquid system. The stainless steel material contain 304,304L, 316 ... 1450~2900r/min. ZA(K) Petro-Chemical Flow Pump