阀门扭矩计算-附表

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1、阀门扭矩计算阀门扭矩计算的方法是什么?阀门扭矩是阀门一个重要参数，因此不少朋友都很关注阀门扭矩计算的问题。现提供一种阀门扭矩计算的。    阀门扭矩计算具体是：二分之一阀门口径（D）的平方×3.14得出阀板的面积（A），再乘以所承压力（P）(即阀门工作压力)得出轴所承受的静压力，乘以磨擦系数(查表，一般钢铁的磨擦系数取0.1，钢对橡胶的磨擦系数取0.15)，乘以轴径（d）除以1000即得阀门的扭矩数，单位为牛·米（N.m），电动装置和气动执行器参考安全值取阀门扭矩的1.5倍。   附录；闸阀、截止阀阀杆直径、行程、关闭推力及扭矩数据口径、阀种、磅级阀杆直

2、径螺距导程行程单头螺纹圈数关闭力(KN)手轮关闭总扭矩(N.M)双头螺纹关闭扭矩(N.M)单头螺关闭扭矩(N.M)2G13/44.234.2359149.127.6/70-17.82-1/2G13/44.234.23751810.532.5/70-20.73G17/84.234.23862012.143.3/80-28.74G126551132315.359.2/90-38.65G130661402322.2100-65.46G1306121662824.413293.871.88G1326122183631178.9124.19610G13661227

3、04543.6274.5188.1148.412G1407143224659417287.8225.214G1427143515070360.7352277.716G1468164085188.7529.6517.5388.618G14881646258110644.5629.8496.820G15281651564139.1862.5841.8672.724G16091862269201.81430.61396.61120.42G33/44.234.23601413.140.4/70-25.82-1/2G33/44.234.23751814.745.2

4、/70-28.93G37/84.234.23862017.863.7/80-42.24G326551142323.792.1-60.15G330661412435.1158.4-103.66G3326121682843.9253.6175.9136.18G3366122203770.6444.1304.3240.110G34071427239104.6739.4510.3399.412G34271432446144.3743.7725.8572.614G34681635845168.1962.6940.5736.816G34881640651213125

5、4.21224.2965.718G352816451562621621.915851266.520G35591851057289-1890.51495.824G365102061361413.5-3101.42478.22G63/44.234.23611419.960.4/80-392-1/2G67/84.234.23751824.286.8-57.53G62655871730.4117.9-76.94G630661151947.9215.7-141.15G636661422469.2372.2-235.26G6407141682494.3666.145

6、9.7359.88G64271421731130.2574.8559.3441.310G64881626633203.21196.21168921.512G652816318402871782.11736.91387.914G66091834438322.52138.821091669.316G66091839544413.9-28642297.618G665102044444442.3-3319.52652.520G670102049149563.2-4473.33603.324G680102059059771.8-6714.25535.4口径、阀种、

7、磅级阀杆直径螺距导程行程圈数关闭力(KN)手轮关闭扭矩(N.M)双头螺纹关闭扭矩(N.M)单头螺纹关闭扭矩(N.M)2GL120442155.253.810.52-1/2GL124552558.873.221.33GL1265533711.3102.529.24GL1306636618.7176.856.45GL1326643731.2250.698.56GL1326651841.4267.5130.88GL1366650871418.6245.510GL146887710109826.5486.312GL152888911154.81342.1760.

8、514GL1609911112187.12071.51055.516GL1651