碳钢、不锈钢、合金钢三通理论重量表 直径mm18~222527323438424548515760737689108114127133140159168219273325355377406426457480508529610630660711720762813820864914 30.170.180.300.320.460.510.670.710.951.001.461.512.003.003.144.364.545.996.263.50.180.200.330.350.510.560.730.781.051.101.611.662.213.313.474.825...
1、碳碳钢钢、不不锈锈钢钢、合合金金钢钢 三三通通理理论论重重量量表表 kg/kg/只只直直径径壁壁厚厚mmmm33.544.555.566.5789101112说说明明: :1822250.170.180.200.210.221、表表中中所所列列重重量量均均为为等等径径三三通通重重量量。270.180.200.210.230.24 二二级级变变径径按按0.94计计算算,320.300.330.35...
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碳钢、不锈钢、合金钢三通理论重量表 直径mm18~222527323438424548515760737689108114127133140159168219273325355377406426457480508529610630660711720762813820864914 30.170.180.300.320.460.510.670.710.951.001.461.512.003.003.144.364.545.996.263.50.180.200.330.350.510.560.730.781.051.101.611.662.213.313.474.825...
420.510.560.610.660.700.740.780.830.86 450.670.730.800.860.920.971.031.081.14 480.710.780.850.910.981.041.101.161.22 0.02466*(S+1.5)(D-S-1.5)(3C- D )/1000 式中 51 2 570.951.051.141.231.321.411.501.581.661.821.972.11 601.001.101.201.291.391.481.571.661.751.922.082.23所有三通重量均为理论重量,仅供...
碳钢、不锈钢、合金钢三通理论重量表 直径mm18~222527323438424548515760737689108114127133140159168219273325355377406426457480508529610630660711720762813820864914 30.170.180.300.320.460.510.670.710.951.001.461.512.003.003.144.364.545.996.263.50.180.200.330.350.510.560.730.781.051.101.611.662.213.313.474.825...
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