高压截止阀概述：高压截止阀的启闭件是塞形的阀瓣，密封面呈平面或锥面，阀瓣沿流体的中心线作直线运动。阀杆的运动形式，有升降杆式（阀杆升降，手轮不升降），也有升降旋转杆式（手轮与阀杆一起旋转升降，螺母设在阀体上）。截止阀只适用于全开和全关，不允许作调节和节流。高压截止阀主要规格尺寸和重量：2.5MPaDNLDD1D2bn-φdHD0重量Weight凸面法兰RFJ41HJ41YJ41WJ41FJ41N2525P25R25I10130906040164-141981204.915130956545164-142181205.3201501057555164-142581407.0251601158565164-142751607.43218013510078184-182801808.34020014511085184-1833020012.650230160125100204-183502401665290180145120228-184002802580310195160135228-1835528030100350230190160248-2341532034.8125400270220188288-2546036089.5150480300250218308-25510400992006003603102783412-257104001812506224253703323612-307864504453006984854303904016-309255006514.0MPa201501057551164-142751407凹凸法兰MFMJ41HJ41YJ41WJ41FJ41N4040P40R40I251601158558164-1428516093218013510066184-183021801240200144511076184-18355200175023016012588204-183732402465290180145110228-184082803380310195160121228-1843632044100350230190150248-2348036060125400270220176288-2558840090150480300250204308-256114001002005333753202603812-307204001906.4MPa201901259051204-1822816013凹凸法兰MFMJ41HJ41YJ41WJ41FJ41N6464P64R64I2521013510058224-18275180153223015011066244-23325200194026016512576244-23360240255030017513588264-234102803565340200160110288-234503204880380210170121308-2348536056100430250200150328-25537400125125500295240176368-30631400130150550340280204388-346464501602006504053452604412-3481350028510.0MPa101701007035204-141981206凹凸法兰MFMJ41HJ41YJ41W100100P100R100I151701057540204-1420214011201901259051224-18228160132521013510058244-18250180143223015011066244-23326220164026016512576264-23359240305030019514588284-254142805065340220170110328-254343206580380230180121348-25547400100100430265210150388-30621400116125500310250176428-347324501501505503502902044612-348405003002006504303602605412-4192555060016.0MPa151701107540244-1814814012环槽法兰RTJJ41HJ41YJ41W160160P160R160I201901309051264-23156160152521014010058284-23175180173223016511566304-25200200214026017512576324-27231240315030021516588368-252622505365340245190110448-303033207080380260205121468-30341400100100430300240150488-34485450120)