一.概述：此类型专用截止阀门主要用于液氧（液氮,液***）等低温液态介质系统上,具有开关灵活,密封可靠,耐压等特点。二.规范：公称通径：DN10~40mm公称压力：PN4.0MPa适用介质：LO2,LN2,LAR,LNG等适用温度：-196℃-80℃三.材质：阀体：不锈钢阀瓣,阀盖：铜阀杆：不锈钢填料：密封垫圈聚四氟乙烯四.外形与安装连接尺寸：产品型号工厂代号公称通径外形与连接尺寸mm重量DNLdRH/hKgDJ61F-40P318DJ10P107014.2238/2311.3DJ61F-40P318DJ15P158018.2267/2581.4DJ61F-40P318DJ20P209025.2302/2923.1DJ61F-40P318DJ25P2510028.2339/3263.47DJ61F-40P318DJ32P3211038.2390/3723.5DJ61F-40P318DJ40P4012045.2414/3995.96)