100钢管壁厚6mm每米多重 400的钢管直径壁厚12毫米,每米多重?
\u94a2\u7ba1\u5916\u5f84100\uff0c\u58c1\u539a6mm\u7684\u4e00\u7c73\u591a\u5c11\u94b1\u898110\u591a\u5143\u4e00\u7c73\u7684\uff0c\u73b0\u5728\u5de5\u5730\u4e0a\u4f7f\u7528\u666e\u904d\u7684\u6709\u5143\u62d3\u94a2\u7ba1\u3002
\u3000\u3000\u666e\u901a\u78b3\u94a2\u3001\u5408\u91d1\u94a2\u65e0\u7f1d\u94a2\u7ba1\u7406\u8bba\u91cd\u91cf\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a
\u3000\u3000W=0.02466\uff08D-S\uff09S ------\u94a2\u7684\u5bc6\u5ea6\u53d67.85kg/dm³
\u3000\u3000\u6ce8\u91ca\uff1a\u6bcf\u7c73\u91cd\u91cfkg/m=\uff08\u5916\u5f84-\u58c1\u539a\uff09*\u58c1\u539a*0.02466 \u5355\u4f4d\u53d6\u6beb\u7c73\uff1amm
\u3000\u3000\u6240\u4ee5\u0424400*12\u7684\u65e0\u7f1d\u94a2\u7ba1\u6bcf\u7c73\u91cd\u91cf\u4e3a\uff1a
\u3000\u3000(400-12)*12*0.02466=114.817\u516c\u65a4/\u7c73\u3002
普通碳钢、合金钢钢管理论重量计算公式为:
W=0.02466(D-S)S ------钢的密度取7.85kg/dm³
注释:每米重量kg/m=(外径-壁厚)*壁厚*0.02466 单位取毫米:mm
所以Ф108*6的钢管每米重量为:
(108-6)*6*0.02466=15.092公斤/米。
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