产品名称：气动闸阀产品型号：z641h产品口径：dn40～dn600产品压力：1.0-6.4mpa产品材质：铸钢、不锈钢、合金钢等产品简介：制造标准：中国gb、机械部jb、化工标准hg、美标api、ansi、德标din、日本jis、jpi、英标bs生产。阀体材质：铜、铸铁、铸钢、碳钢、wcb、wc6、wc9、20#、25#、锻钢、a105、f11、f22、不锈钢、304、304l、316、316l、铬钼钢、低温钢、钛合金钢等。工作压力1.0mpa-50.0mpa。工作温度：-196℃-650℃。连接方式：内螺纹、外螺纹、法兰、焊接、对焊、承插焊、卡套、卡箍。驱动方式：手动、气动、液动、电动。上海惠夏阀门有限公司拥有全球最顶尖的生产设备和技术工程师，有能力按照各国标准以及各种行业标准生产制造优质阀门。联系电话：15901687301 产品详情z641h气动闸阀概述新系列气动活塞式闸阀以下简称闸阀），由于具有优良的切断性能，故在工业领域得到广泛应用。公称压力有1.6、6.4mpa，口径由40至600mm，温度范围为-196℃至500℃。特点1.气动闸阀的执行机构具有正、反两种作用功能，故阀的开、关方式有气开、气关两种作用方式。闸阀采用金属接触式独特结构、动作可靠，具有极高的切断性能，比常规的切断阀优越。允许泄漏量达到10-8×kv。使用范围广，温度可由-196℃至500℃，口径小至40mm，大至600mm.阀座有平行、60°v型切口和90°v型切口三种，适应不同使用场合需要。2.阀体可用夹套形式保温，用以介质冷却后易堵塞，凝结或结焦场合使用。选用材料1.阀体、阀盖：zg230-450阀板：1cr18ni9ti堆焊司太莱合金阀杆：1cr18ni9ti闸板：1cr18ni9ti堆焊司太莱合金气缸：无缝钢管活塞：铸铝合金密封圈：耐油o型橡胶2.垫料：聚四氟乙烯，柔性石墨主要技术参数公称通径dn(mm)405080100125150200250300350400450500600额定流量系数kv170270510940140022003500850096001300017000550002700038000公称压力pn(mpa)1.66.4活塞直径d(mm)120160280360420540操作压力p(mpa)0.3~0.5介质温度t(℃)标准：-20~250高温：250~500低温：-196~-20允许泄漏量10-8×kv流量特性近似直线动作方式继续、连续（配阀门定位器）允许压差dn(mm)p(mpa)d(m)4050801001251502002503003504004505006001200.31.951.180.43.082.030.51.062.881600.31.350.930.630.42.041.460.990.52.041.991.352800.31.651.020.670.42.041.501.000.52.041.961.143600.30.770.570.41.130.870.51.200.924200.30.650.500.40.970.750.51.291.005400.30.740.490.41.090.740.51.440.98气动闸阀连接尺寸参数dnpnlhhacg(kg)40pn1625067525512020029pn643150pn1625068525512020032pn644080pn1628080034012020042pn6431016024052100pn1630085037012020080pn6435016024090125pn16325102041512020095pn64400160240105150pn163501085455160240110pn64450280360130200pn164001195515160240215pn64500280360275250pn164501460580160240320pn64550280360380300pn165001575645280360440pn64600360500350pn165501890810280360520pn64650360440580400pn166002070900360440850pn64700420500910450pn166502350975360440890pn647504205001000500pn1670025001073360440950pn648005406201200600pn16750293013023604401100pn648505406201300外形尺寸及重量dnpnlhhacg(kg)40pn1625067525512020029pn643150pn1625068525512020032pn644080pn1628080034012020042pn6431016024052100pn1630085037012020080pn6435016024090125pn16325102041512020095pn64400160240105150pn163501085455160240110pn64450280360130200pn164001195515160240215pn64500280360275250pn164501460580160240320pn64550280360380300pn165001575645280360440pn64600360500350pn165501890810280360520pn64650360440580400pn166002070900360440850pn64700420500910450pn166502350975360440890pn647504205001000500pn1670025001073360440950pn648005406201200600pn16750293013023604401100pn648505406201300