3.1415926531356.406
厚壁管质量计算
外径D/m壁厚t/m内径d/m圆环面积高度h/m密度kg/m3质量kg 4129.42477781785073984.50573
0.2770.0420.1930.031007520.227785055.25384841
1.920.012 1.8960.07192990.2097850118.0117973
1.920.012 1.8960.07192990.67850338.7898486
0.04315794
开根号
2 1.414213562体积/mm3密度kg/m3质量kg体积/mm3
3 1.7320508081977008800015.816061000000000
5 2.2360679771806336151313273.32215913600
7 2.6457513111806336 1.68
11 3.31662479
℃转℉℉转℃psi向Mp转℃℉℉℃1 133.80-17.777850
10501-17.2222100
501225010200
10021210037.77778500
20039220093.33333
mm inch inch mm 密度kg/m3质量kg 10.03937125.479007900
20.07874250.8790046.7174440.157484101.680.31496128711.2100.39370140 1.574803100 3.93700825.410.006894760.344738
0.689476
1.378952
3.44738mm向寸转换寸向mm转换向Mp转换