产品名称：手动闸阀产品类别：闸阀产品型号：Z40W/Z40H/Z41W/Z41H/Z941H/Z941Y产品描述：手动闸阀的闸板随阀杆一起作直线运动的，叫升降杆闸阀（亦叫明杆闸阀）。通常在升降杆上有梯形螺纹，通过阀门顶端的螺母以及阀体上的导槽，将旋转运动变为直线运动,也就是将操作转矩变为操作推力。本页关键词：手动闸阀手动闸阀产品详情性能规范公称压力1.62.54.0MPa壳体试验压力2.43.756.0高压密封试验压力1.762.754.4低压气密封试验压力0.5-0.7适用介质CPI水、油品、蒸汽硝酸类油品适用温度≤425℃＜100℃＜550℃结构长度：GB12221－89法兰标准：JB79－59传动方式：手动、正齿轮传动、伞齿轮传动、气动、液动、电动（防爆）主要外形尺寸和连接尺寸[Z40WZ40HZ41WZ41HZ941HZ941Y]PNDNLHDD1D2bfZ-φdD01.6MPa2516024011585651424-1416032180285135100781624-1818040190355145110851634-18200502503711601251001634-18250652704001801451201834-18250802804301951601352038-183001003005002151801552038-183001253256002452101852238-183201503506502802402102438-23350200400107533529526526312-23350250450127540535532030312-25400300500174046041037530412-25450350550177552047043534416-25500400600193058052548536416-30550500700207070565060844420-34600600800288084077071848520-416002.5MPa2516024011585651624-1416032180285135100781824-1818040190355145110851834-18200502503711601251002034-18250652704001801451202238-18250802804301951601352238-183001003005002301901602438-233001253256002702201882838-253201503506503002502183038-25350200400107536031027834312-25350250450127542537033236312-304003005001740485