各种铜管型号及重量计算紫铜管重量计算方法:每米重量(kg)=0.02796*壁厚*(外经-壁厚)黄铜管重量计算方法:每米重量(kg)=0.02670*壁厚*(外径-壁厚)橡塑保温护套体积计算
公式
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:体积(立方)=(直径+壁厚)×壁厚×3.14序号铜管型号(外径mm)壁厚mm系数(外径-壁厚)重量(kg/m)16.350.80.027965.550.1229.530.80.027968.730.20312.70.90.0279611.80.30415.910.0279614.90.4251910.02796180.50625.410.0279624.40.6872810.02796270.75834.91.30.0279633.61.22941.31.70.0279639.61.88106.350.750.027965.60.12119.520.80.027968.720.201212.710.0279611.70.331315.881.20.0279614.680.491419.051.20.0279617.850.601522.231.20.0279621.030.7116281.40.0279626.61.041734.91.40.0279633.51.31铜价(元单价/kg)45.005.5945.008.7945.0013.3645.0018.7545.0022.6545.0030.7045.0033.9745.0054.9645.0084.7045.005.2845.008.7845.0014.7245.0022.1645.0026.9545.0031.7545.0046.8645.0059.01