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1、公、英制对照表、紧固件常用尺寸规格规格英寸毫米规格英寸毫米No.0000No.000No.00No.0No.1No.2No.3No.4No.5No.6No.7No.8No.9No.10No.12No.14No.16No.18No.200.02100.03400.04700.06000.07300.08600.09900.11200.12500.13800.15100.16400.17700.19000.21600.24200.26800.29400.32000.37200.53340.86361.19381.52401.85422.18442.51462.84483.17503.50523.8
2、3544.15664.49584.82605.48646.14686.80727.46768.12809.44881/45/163/87/161/29/165/83/47/811-1/81-1/41-3/81-1/21-5/81-3/41-7/820.25000.31250.37500.43750.50000.56250.62500.75000.8751.00001.12501.25001.37501.50001.62501.75001.87502.00006.35007.93759.525011.112512.700014.287515.875019.050022.225025.400028
3、.575031.750034.925038.100041.275044.450047.625050.8000No.24常用金属材料重量计算公式(每千只重量)园钢重量(公斤)方钢重量(公斤)=0.00617X直径X直径X长度=0.00785X边宽X边宽X长度=0.0068X对边宽X对边宽X长度=0.0065X对边宽X对边宽X长度=0.00617X计算直径X计算直径X长度=0.00785X(边宽+边宽-边厚)X边厚X长度=0.00785X厚度X边宽X长度=0.02466X壁厚X(外径-壁厚)X长度六角钢重量(公斤)八角钢重量(公斤)螺纹钢重量(公斤)角钢重量(公斤)扁钢重量(公斤)钢管重量(公斤)
4、钢板重量(公斤)=7.85X厚度X面积园紫铜棒重量(公斤)=0.00698X直径X直径X长度园黄铜棒重量(公斤)=0.00668X直径X直径X长度园铝棒重量(公斤)=0.0022X直径X直径X长度方紫铜棒重量(公斤)=0.0089X边宽X边宽X长度方黄铜棒重量(公斤)=0.0085X边宽X边宽X长度方铝棒重量(公斤)=0.0028X边宽X边宽X长度六角紫铜棒重量(公斤)=0.0077X对边宽X对边宽X长度六角黄铜棒重量(公斤)=0.00736X边宽X对边宽X长度六角铝棒重量(公斤)=0.00242X对边宽X对边宽X长度紫铜板重量(公斤)=0.0089X厚X宽X长度黄铜板重量(公斤)=0.0085X厚X宽X长度铝板重量(公斤)=0.00171X厚X宽X长度园紫铜管重量(公斤)=0.028X壁厚X(外径-壁厚)X长度园黄铜管重量(公斤)=0.0267X壁厚X(外径-壁厚)X长度园铝管重量(公斤)=0.00879X壁厚X(外径-壁厚)X长度注:公式中长度单位为米,面积单位为平方米,其余单位均为毫