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1、无缝钢管计算公式,序号,管 径,系数,厚度,第一步,外 径,厚度,第二步,理论重量,长 度,重 量1,32*2,0.02466,2,0.04932,32,2,30,1.480,0.002,57*4,0.02466,4,0.09864,57,4,53,5.228,0.003,76*4,0.02466,4,0.09864,76,4,72,7.102,0.004,76*4.5,0.02466,4.5,0.11097,76,4.5,71.5,7.934,1,7.935,89*4,0.02466,4,0.09864,89,4,85,8.384,0.006,89*4.5,0.02466,4.5,0.110

2、97,89,4.5,84.5,9.377,0.007,108*4,0.02466,4,0.09864,108,4,104,10.259,0.008,108*4.5,0.02466,4.5,0.11097,108,4.5,103.5,11.485,0.009,108*5,0.02466,5,0.1233,108,5,104,12.823,0.0010,108*6,0.02466,5,0.1233,108,5,104,12.823,0.0011,108*7,0.02466,7,0.17262,108,7,101,17.435,0.0012,133*4,0.02466,4,0.09864,133,4

3、,129,12.725,0.0013,159*6,0.02466,6,0.14796,159,6,153,22.638,0.0014,219*8,0.02466,8,0.19728,219,8,211,41.626,0.0015,325*10,0.02466,8,0.19728,325,8,317,62.538,0.0016,480*12,0.02466,9,0.22194,426,9,417,92.549,0.0017,530*12,0.02466,9,0.22194,530,9,521,115.631,0.0018,630*20,0.02466,20,0.4932,630,20,610,300.852,0.0019,720*10,0.02466,1

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