美标凸耳式蝶阀,三偏心金属密封蝶阀,上海品牌-上海雄工阀门有限公司质量稳定：实行全过程质量监控，细致入微，全方位检测！价格合理：高效内部成本控制，减少了开支，让利于客户！交货快捷：先进生产流水线，充足的备货，缩短了交货期！提供全套工程阀门解决方案，美标凸耳式蝶阀售前、售中、售后专业服务。产品名称：美标凸耳式蝶阀产品型号：D315W/D330W驱动方式：蜗轮传动,电动,气动连接形式：凸耳式结构形式：三偏心密封结构：金属硬密封压力范围：150LB-2500LB公称通径：2常用材质：铸钢,不锈钢等铭牌：雄工品牌产品说明相关产品订货流程美标凸耳式蝶阀,三偏心金属密封蝶阀采用标准：设计制造:API609、MSSSP-67、MSSSP-68检验和试验：API598法兰连接：ASMEB16.5(NPS≤24)、ASMEB16.47B系列对焊端：ASMEB16.25结构长度：API609温压等级：ASMEB16.34特点及用途：美标凸耳式蝶阀,三偏心金属密封蝶阀系列是我公司主要产品，大量使用在冶金、轻工、电力、石油化工、煤气水道等领域。美标凸耳式三偏心金属密封蝶阀的密封原理：美标凸耳式蝶阀具有双向无气泡紧密壮关闭性能。这种几何形状保证阀瓣密封只是在关闭位置时才与阀体阀座接触，因此不会产生摩擦或磨损，并且产生一种扭矩使得弹性密封具有足够的“焊接”性能，确保密封接触的均匀一致。蝶阀是用圆形蝶板作启闭件并随阀杆转动来开启、关闭和调节流体通道的一种阀门。蝶阀的蝶板安装于管道的直径方向。在蝶阀阀体圆柱形通道内，圆盘形蝶板绕着轴线旋转，旋转角度为0°~90°之间，旋转到90°时，阀门则牌全开状态。蝶阀又叫翻板阀,是一种结构简单的调节阀，同时也可用于低压管道介质的开关控制。蝶阀(英文：butterflyvalve)是指关闭件(阀瓣或蝶板)为圆盘，围绕阀轴旋转来达到开启与关闭的一种阀，在管道上主要起切断和节流用。蝶阀启闭件是一个圆盘形的蝶板，在阀体内绕其自身的轴线旋转，从而达到启闭或调节的目的。蝶阀全开到全关通常是小于90°，蝶阀和蝶杆本身没有自锁能力，为了蝶板的定位，要在阀杆上加装蜗轮减速器。采用蜗轮减速器，不仅可以使蝶板具有自锁能力，使蝶板停止在任意位置上，还能改善阀门的操作性能。、工业专用蝶阀的特点能耐高温，适用压力范围也较高，阀门公称通径大，阀体采用碳钢制造，阀板的密封圈采用金属环代替橡胶环。大型高温蝶阀采用钢板焊接制造，主要用于高温介质的烟风道和煤气管道。蝶阀阀门的优点1、启闭方便迅速、省力、流体阻力小，可以经常操作。2、结构简单，体积小，重量轻。3、可以运送泥浆，在管道口积存液体最少。4、低压下，可以实现良好的密封。5、调节性能好。联系我们上海雄工阀门有限公司电话：021-31263381(陈工)传真：021-60298264手机：13512135667邮箱：xgfm021@地址：上海市嘉定区华亭工业园区1199号网址：http://三重偏心几何形状：偏心1阀轴位于阀座轴后面，使得密封能够完全紧密环绕接触整个阀座。偏心2阀轴中心线偏离管道和阀门中心线，这就免受阀门开启和关闭的干扰。偏心3阀座锥体轴偏离阀轴中心线，这样就可以在关闭和开启过程中消除摩擦作用，并且实现环绕整个阀座的均匀一致的压缩密封效果。使用寿命更长的无摩擦密封：(1)作为标准配置，阀座采用Cr13合金或钨铬钴合金硬面。(2)密封垫采用螺旋盘绕不锈钢/石墨，用于实现零泄漏。(3)关闭期间的扭矩产生阀座力，并均匀一致的作用在整个圆周周围。弹性密封弯曲并充满活力，保持了阀座的形状。压缩力沿着周长均匀作用，使得阀门能够实现双向紧密关闭密封的弹性使得阀门阀体和阀瓣能够接触或扩张，避免了由于温度波动而产生堵塞的危险。这种装置是能够自行调整对准。美标凸耳式蝶阀,三偏心金属密封蝶阀结构图:材料明细表：NO零件名称材料1阀体ASTMA216WCBASTMA351CF8ASTMA351CF3ASTMA351CF8MASTMA351CF3M2销ASTMA29-1035/A276304ASTMA276304ASTMA276304LASTMA276316ASTMA276316L3阀杆420/304/316304304L316316L4碟板WCB/CF8/CF8MA351CF8A351CF3A351CF8MA351CF3M5密封圈304/316+Graphite/PTFE304+Graphite/PTFE304L+Graphite/PTFE316+Graphite/PTFE316+Graphite/PTFE6压板圈A105/A182/F304/F316F304A182F304LA182F316A182F316L7螺钉B7/B8/B8MB8B8B8MB8M8螺钉B7B8B8B8MB8M9底盖A105A182F304A182F304LA182F316A182F316L10垫片GraphiteGraphiteGraphiteGraphiteGraphite11下轴套Luberizedbronze304Nitriding304Nitriding304LNitriding316Nitriding316LNitriding12上轴套13填料垫A105/304304304L316316L14填料GraphiteGraphiteGraphiteGraphiteGraphite16填料压盖WCBCF8CF3CF8MCF3M17螺母A1942HA1948A1948A1948MA1948M18螺栓A193B7A193B8A193B8A193B8MA193B8M19支架WCBWCB镀锌、CF8驱动装置手动、电动、涡轮、气动装置注：表中所有列为通用情况下主要零件材料，我们可以根据用户要求提供不同工况下的材质产品。美标凸耳式蝶阀,三偏心金属密封蝶阀主要连接尺寸：ClassSizeDimensions(mm)BNPSDNLDGfKZ-φdCARFBW150LB25010815015291.91.6120.74-19.115.863按客户要求2?65112170178104.61.6139.74-19.117.5753801141801911271.6152.44-19.119.1914100127190229157.21.6190.58-19.123.91175125140200254185.71.6215.98-22.223.91446150140210279215.91.6241.38-22.225.41728200152230343269.71.6298.58-22.228.422310250165/203250406323.91.636212-25.430.227812300178/2032704833811.6431.812-25.431.832914350190290533412.81.6476.212-28.635.136216400216310597469.91.6539.816-28.636.641318450222330635533.41.6577.916-31.839.646420500229350699584.21.663520-31.842.951624600267390813692.21.6749.320-34.947.861926650292410786711.21.6744.536-22.241.1670287002924308377621.6795.340-22.244.572130750318450887812.81.6846.144-22.244.577232800318470941863.61.6900.248-22.246825369003305101057971.61.61009.744-25.452.39273895041053011241022.41.61069.840-28.653.897840100041055011751079.51.61120.644-28.655.6102942105041057012261130.31.61171.448-28.658.7108044110044457012761181.11.61222.252-28.660.5113048120047063013921289.11.6133544-31.865123252130047063014941390.71.61436.652-31.869.9133456140053071016001492.31.61543.160-31.873.2143660150053071017261600.21.61662.252-34.976.21538ClassSizeDimensions(mm)BNPSDNLDGfKZ-φdCARFBW300LB25010815016591.91.61278-19.122.463按客户要求2?65112170191104.61.6149.28-22.225.4753801801802101271.6168.38-22.228.491410019019254157.21.6200.28-22.231.81175125200200279185.71.62358-22.235.11446150210210318215.91.6269.812-22.236.61728200230230381269.71.6330.212-25.441.122310250250250445323.91.6387.416-28.647.8278123002702705213811.6450.916-31.850.832914350290290584412.81.6514.420-31.853.836216400310310648469.91.6571.520-34.957.241318450330330711533.41.6628.724-34.960.546420500350350775584.21.6685.824-34.963.551624600390390914692.21.6812.824-41.369.961926650410410867736.61.6803.132-34.988.967028700430430921784.41.6857.336-34.988.972130750450450991844.61.6920.836-38.193.7772328004704701054901.71.6977.932-41.3103.18253690051051011711009.71.61089.232-44.5103.19273895053053012221060.51.6114036-44.5111.397840100055055012731114.61.61190.840-44.5115.8102942105057057013341168.41.61244.636-47.6119.1108044110057057013841219.21.61295.440-47.6127113048120063063015111327.21.61416.140-50.8128.51232ClassSizeDimensions(mm)BNPSDNLDGfKZ-φdCARFBW600LB25015015016591.96.41278-19.125.463按客户要求2?65170170191104.66.4149.28-22.228.4753801801802101276.4168.38-22.231.8914100190190273157.26.4215.98-25.438.11175125200200330185.76.4266.88-28.644.51446150210210356215.96.4292.112-28.647.81728200230230419269.76.4349.212-31.855.622310250250250508323.96.4431.816-34.963.5278123002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