J41H手动法兰截止阀J41H/Y/W国标法兰截止阀，适用于石油、化工、制药、化肥、电力行业等各种工况的管路上，切断或接通管路介质。适用介质为：水、油品、蒸汽、酸性介质等。操作方式有：手动、齿轮传动、电动、气动等。主要尺寸2.5MPaDNLDD1D2Bn-φdHD0凸面法兰RFJ41HJ4lYJ41WJ4lFJ41N2525P25R25I10130906040164-φ1419812015130956545164-φ14218120201501057555164-φ14258140251601158565164-φ142751403218013510078184-φ182801604020014511085184-φ1833018050230160125100204-φ1835020065290180145120228-φ1840028080310195160135228-φ18355280100350230190160248-φ23415320125400270220188288-φ25460360150480300250218308-φ255104502006003603lO2783412-φ257105002506504253703323612-φ307865503007504854303904016-φ30925600350850