无缝钢管表面积计算表
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DN长厚度0厚度5厚度10厚度15面积20厚度25厚度30厚度40厚度50厚度60 2250.06910.12790.16080.19380.22680.25980.29280.35880.42470.4907 2750.08480.14360.17660.20950.24250.27550.30850.37450.44050.5064 3450.10680.16560.19850.23150.26450.29750.33050.39650.46240.5284 4250.13190.19070.22370.25670.28970.32260.35560.42160.48760.5535 4850.15080.20950.24250.27550.30850.34150.37450.44050.50640.5724 6050.18850.24720.28020.31320.34620.37920.41220.47820.54410.6101 7650.23880.29750.33050.36350.39650.42950.46240.52840.59440.6604 8950.27960.33840.37130.40430.43730.47030.50330.56930.63520.7012 10850.33930.39800.43100.46400.49700.53000.56300.62890.69490.7609 13350.41780.47660.50960.54260.57550.60850.64150.70750.77350.8394 15950.49950.55830.59120.62420.65720.69020.72320.78920.85510.9211 21950.68800.74680.77970.81270.84570.87870.91170.9777 1.0436 1.1096 24550.76970.82840.86140.89440.92740.96040.9934 1.0593 1.1253 1.1913 27350.85770.91640.94940.9824 1.0154 1.0484 1.0813 1.1473 1.2133 1.2793 3255 1.0210 1.0798 1.1128 1.1457 1.1787 1.2117 1.2447 1.3107 1.3766 1.4426 3775 1.1844 1.2431 1.2761 1.3091 1.3421 1.3751 1.4081 1.4740 1.5400 1.6060 4265 1.3383 1.3971 1.4301 1.4630 1.4960 1.5290 1.5620 1.6280 1.6940 1.7599 4785 1.5017 1.5604 1.5934 1.6264 1.6594 1.6924 1.7254 1.7913 1.8573 1.9233 5295 1.6619 1.7207 1.7536 1.7866 1.8196 1.8526 1.8856 1.9516 2.0175 2.0835 6315 1.9823 2.0411 2.0741 2.1071 2.1401 2.1730 2.2060 2.2720 2.3380 2.4040 7205 2.2620 2.3207 2.3537 2.3867 2.4179 2.4526 2.4856 2.5516 2.6176 2.6836 2250.34550.63950.80400.9690 1.1340 1.2990 1.4640 1.7940 2.1235 2.4535 2750.42400.71800.8830 1.0475 1.2125 1.3775 1.5425 1.8725 2.2025 2.5320 3450.53400.82800.9925 1.1575 1.3225 1.4875 1.6525 1.9825 2.3120 2.6420 4250.65950.9535 1.1185 1.2835 1.4485 1.6130 1.7780 2.1080 2.4380 2.7675 4850.7540 1.0475 1.2125 1.3775 1.5425 1.7075 1.8725 2.2025 2.5320 2.8620 6050.9425 1.2360 1.4010 1.5660 1.7310 1.8960 2.0610 2.3910 2.7205 3.0505 765 1.1940 1.4875 1.6525 1.8175 1.9825 2.1475 2.3120 2.6420 2.9720 3.3020
895 1.3980 1.6920 1.8565 2.0215 2.1865 2.3515 2.5165 2.8465 3.1760 3.5060 1085 1.6965 1.9900 2.1550 2.3200 2.4850 2.6500 2.8150 3.1445 3.4745 3.8045 1335 2.0890 2.3830 2.5480 2.7130 2.8775 3.0425 3.2075 3.5375 3.8675 4.1970 1595 2.4975 2.7915 2.9560 3.1210 3.2860 3.4510 3.6160 3.9460 4.2755 4.6055 2195 3.4400 3.7340 3.8985 4.0635 4.2285 4.3935 4.5585 4.8885 5.2180 5.5480 2455 3.8485 4.1420 4.3070 4.4720 4.6370 4.8020 4.9670 5.2965 5.6265 5.9565 2735 4.2885 4.5820 4.7470 4.9120 5.0770 5.2420 5.4065 5.7365 6.0665 6.3965 3255 5.1050 5.3990 5.5640 5.7285 5.8935 6.0585 6.2235 6.5535 6.88307.2130 3775 5.9220 6.2155 6.3805 6.5455 6.7105 6.87557.04057.37007.70008.0300 4265 6.6915 6.98557.15057.31507.48007.64507.81008.14008.47008.7995 47857.50857.80207.96708.13208.29708.46208.62708.95659.28659.6165 52958.30958.60358.76808.93309.09809.26309.42809.758010.087510.4175 63159.911510.205510.370510.535510.700510.865011.030011.360011.690012.0200 720511.310011.603511.768511.933512.089512.263012.428012.758013.088013.4180