J41W不锈钢截止阀 供应商:上海沪工阀门厂(集团)有限公司 企业类型:其他 在线询盘 进入展台 产品简介 产品介绍J41W不锈钢法兰截止阀的阀杆轴线与阀座密封面垂直 详细信息 产品介绍 J41W不锈钢法兰截止阀的阀杆轴线与阀座密封面垂直。阀杆开启或关闭行程相对较短,并具有非常可靠的切断动作,使得这种阀门非常适合作为介质的切断或调节及节流使用。不锈钢截止阀 产品特点(1)结构比闸阀简单,制造与维修都较方便。(2)密封面不易磨损及擦伤,密封性好,启闭时阀瓣与阀体密封面之间无相对滑动,因而磨损与擦伤均不严重,密封性能好,使用寿命长。(3)启闭时,阀瓣行程小,因而截止阀高度比闸阀小,但结构长度比闸阀长。(4)启闭力矩大、启闭较费力,启闭时间校长。(5)流体阻力大,因阀体内介质通道较曲折,流体阻力大,动力消耗大。(6)介质流动方向 公称压力PN≤16MPa时,一般采用顺流,介质从阀瓣下方向上流;公称压力PN≥20MPa时,一般采用逆流,介质从阀瓣上方向下流.以增加密封件能。使用时,截止阀介质只能单方向流动,不能改变流动方向。(7)全开时阀瓣经常受冲蚀。设计与制造标准1、设计制造按GB12235-892、结构长度按GB12221-893、法兰尺寸按JB/G79-944、阀门检查和试验按GB13927不锈钢截止阀 性能参数型号公称压力试验压力工作温度(℃)适用介质强度(水)(Mpa)密封(水)空气(Mpa)低压密封空气(Mpa)J41W-16P(R)1.62.41.80.6≤200NITRIC ACIDJ41W-25P(R)2.53.82.80.6≤200硝酸类ACETIC ACID醋酸类NITRIV ACID硝酸类J41W-40P(R)464.40.6≤200ACETIC ACIDJ41W-64P(R)6.49.670.6≤200醋酸类不锈钢截止阀 主要零件材料零件名称ZG1Cr18Ni9Ti系列ZG00Cr18Ni10系列ZG1Cr18Ni12Mo2Ti系列ZG00Cr17Ni14Mo2系列WCB系列阀体/阀盖ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo2WCB阀瓣ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo21Cr13阀杆ZG1Cr18Ni9Ti00Cr18Ni101Cr18Ni12Mo2Ti00Cr17Ni14Mo21Cr13填料PTFE编织PTFE编织PTFE编织PTFE编织石墨垫片304+PTFE304L+PTFE316+PTFE316L+PTFE石墨+304压盖ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo2WCB填料压环1Cr18Ni9Ti00Cr18Ni101Cr18Ni12Mo2Ti00Cr17Ni14Mo21Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti45不锈钢截止阀 主要外形尺寸J41W不锈钢截止阀-1.6MPa尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm120140160160200200240240280320360560600700800900重量kg56.5713.516324560801071342684496637501170J41W不锈钢截止阀-2.5MPa尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm120140160160200200240240280320360560600700800900重量kg56.5713.516324560801071342684496637501170J41W不锈钢截止阀-4.0MPa尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm120140160160200200240240280320360560600700800900重量kg56.5713.51632456080107134268491