C 80 × 50 × 20 × 2.25 3.886 C 180 × 60 × 20 × 3.0 8.007 C 80 × 50 × 20 × 2.50 4.318 C 180 × 70 × 20 × 3.0 8.478 C 80 × 50 × 20 × 2.75 4.749 C 180 × 80 × 20 × 3.0 8.949 C 80 × 50 × 20 × 3.00 5.181 C 200 × 50 × 20 × 2.5 6.673 C 100 × 50 × 20 ×2.25 4.239 C 200 × 60 × 20 × 2.5 7.065 C 100 × 50 × 20 × 2.50 4.710 C 200 × 70 × 20 × 2.5 7.458 C 100 × 50 × 20 × 2.75 5.181 C 200 × 80 × 20 × 2.5 7.850 C 100 × 50 × 20 × 3.00 5.652 C 120 × 50 × 20 × 2.25 4.592 C 120 × 50 × 20 × 2.50 5.103 C 120 × 50 × 20 × 2.75 5.613 C 120 × 50 × 20 × 3.00 6.123 C 140 × 50 × 20 × 2.50 5.495 C 140 × 60 × 20 × 2.50 5.888 C 140 × 50 × 20 × 3.00 6.594 C 140 × 60 × 20 × 3.00 7.065 C 160 × 50 × 20 × 2.50 5.888 C 160 × 60 × 20 × 2.50 6.280 C 160 × 70 × 20 × 2.50 6.673 C 160 × 50 × 20 × 3.00 7.065 C 160 × 60 × 20 × 3.00 7.536 C 160 × 70 × 20 × 3.00 8.007 C 180 × 50 × 20 × 2.50 6.280 C 180 × 60 × 20 × 2.50 6.673 C 180 × 70 × 20 × 2.50 7.065 C 180 × 80 × 20 × 2.50 7.458 C 180 × 50 × 20 × 3.00 7.536 型号 尺 寸(mm) h b a C80 80 40 15 C100 100 50 15 C120 120 50 20 C120 120 60 20 C140 140 60 20 C160 160 70 20 C180 180 70 C200 200 70 C220
220
70
C 200 × 50 × 20 × 3.0 8.007 Ｃ200 × 60 × 20 × 3.0 8.478 C 200 × 70 × 20 × 3.0 8.949 C 200 × 80 × 20 × 3.0 9.420 C 220 × 50 × 20 × 2.5 7.065 C 220 × 60 × 20 × 2.5 7.458 C 220 × 70 × 20 × 2.5 7.850 C 220 × 80 × 20 × 2.5 8.243 C 220 × 50 × 20 × 3.0 8.478 C 220 × 60 × 20 × 3.0 8.949 C 220 × 70 × 20 × 3.0 9.420 C 220 × 80 × 20 × 3.0 9.891 C 240 × 50 × 20 × 2.5 7.458 C 240 × 60 × 20 × 2.5 7.850 C 240 × 70 × 20 × 2.5 8.243 C 240 × 80 × 20 × 2.5 8.635 C 240 × 50 × 20 × 3.0 8.949 C 240 × 60 × 20 × 3.0 9.420 C 240 × 70 × 20 × 3.0 9.891 C 240 × 80 × 20 × 3.0 10.362 截面积 理论重量t cm2 kg/m 2 3.74 2.72 2.5 5.23 4.11 2.5 5.98 4.7 3 7.65 6.01 3 8.25 6.48 3 9.45 7.42 8.64 9.12
9.6
C240 240 100 11.52
C260 260 100 12 C280 280 100 12.48 C300 300 100 12.96 1,槽
80x40x15x2.0,80,40,15,2,14.52,33.6,347,341600,77900,462,112900000 2,槽
100x50x15x2.5,100,50,15,2.5,17.06,39.4,523,813400,171900,1090,352800000 3,槽
120x50x20x2.5,120,50,20,2.5,17.06,40.3,598,1294000,209600,1246,660900000 4,槽
120x60x20x3.0,120,60,20,3,21.06,48.7,765,1706800,373600,2296,1153200000 5,槽
140x60x20x3.0,140,60,20,3,19.64,46.1,825,2454200,394900,2476,1589800000 6,槽
150x50x20x1.6,150,50,20,1.6,15.24,27.2,422,1362930,141870,360,663830000 7,槽
150x50x20x2.0,150,50,20,2,15.24,27.2,528,1703660,177330,700,629790000 8,槽
150x50x20x2.5,150,50,20,2.5,15.24,27.2,660,2129580,221660,1380,1037230000 9,槽
150x50x20x3.0,150,50,20,3,15.24,27.2,792,2555490,266000,2380,1244530000 10,槽
150x60x20x1.6,150,60,20,1.6,19,45,451,1514130,214620,390,995870000 11,槽
150x60x20x2.0,150,60,20,2,19,45,564,1892660,268520,750,1244840000 12,槽
150x60x20x2.5,150,60,20,2.5,19,45,705,2365830,335650,1470,1556050000 13,槽
150x60x20x3.0,150,60,20,3,19,45,846,2838990,402780,2540,1867260000 14,槽
160x60x20x2.0,160,60,20,2,18.41,44,582,2195200,274190,780,1417250000 15,槽
160x60x20x2.5,160,60,20,2.5,18.41,44,728,2744000,342730,1520,1771660000 16,槽
160x60x20x3.0,160,60,20,2.5,18.41,44,874,3292800,411280,2620,2125880000 17,槽
160x70x20x3.0,160,70,20,3,22.24,52.5,742,3736400,604200,2836,3070500000 18,槽
180x60x20x2.0,160,60,20,2,17.33,42.1,619,2861760,284520,830,1804350000 19,槽
180x60x20x2.5,160,60,20,2.5,17.33,42.1,774,3602200,355650,1610,2255440000 20,槽
180x60x20x3.0,160,60,20,3,17.33,42.1,926,4322640,426780,2790,2706520000 21,槽
180x70x20x2.0,180,70,20,2,21.1,50,687,3439300,451800,870,2554750000 22,槽
180x70x20x2.2,180,70,20,2.2,21.1,50,752,3749000,489700,1254,2856540000 23,槽
180x70x20x2.5,180,70,20,2.5,21.1,50,848,4202000,544200,1710,3193430000 24,槽
180x70x20x3.0,180,70,20,3,21.1,50,983,4730880,609240,2950,3832120000 25,槽
200x65x20x2.0,200,65,20,2,18.1,44,673,3850560,353370,900,2693490000 26,槽
200x65x20x2.5,200,65,20,2.5,18.1,44,842,4813200,441720,1760,3366860000 27,槽
200x65x20x3.0,200,65,20,3,18.1,44,1010,5775840,530060,3030,4040230000 28,槽
200x70x20x2.0,200,70,20,2,20,44,727,4400400,467100,920,3185500000 29,槽
200x70x20x2.2,200,70,20,2.2,20,48,796,4798700,506400,1200,3548520000 30,槽
200x70x20x2.5,200,70,20,2.5,20,48,898,5382100,562700,1800,3981870000 31,槽
200x70x20x3.0,200,70,20,3,20,48,1037,6027840,629540,3120,4778240000 32,槽
220x70x20x2.5,220,70,20,2.5,19,46,910,6263600,539850,1900,4877150000 33,槽
220x70x20x3.0,220,70,20,3,19,46,1092,7516320,647820,3280,5852580000 34,槽
220x70x20x3.2,220,70,20,3.2,19,46,1165,8017410,691000,3980,6242670000 35,槽
220x75x20x2.0,220,75,20,2,20.8,51,787,5744500,568800,1290,4109230000 36,槽
220x75x20x2.2,220,75,20,2.2,20.8,51,862,6268500,617100,1760,4609302000 37,槽
220x75x20x2.5,220,75,20,2.5,20.7,51,973,7037600,686600,1950,5707180000 38,槽
220x75x20x3.0,220,75,20,3,20.7,51,1119,7621240,761170,3360,6848620000 39,槽
220x75x20x3.2,220,75,20,3.2,20.7,51,1194,8342660,811910,4080,7305200000 40,槽
250x70x20x2.5,250,70,20,2.5,17.6,44,978,8441830,560030,2040,6427600000 41,槽
250x70x20x3.0,250,70,20,3,17.6,44,1174,10130190,672040,3530,7713120000 42,槽
250x70x20x3.2,250,70,20,3.2,17.6,44,1252,10805540,716840,4280,8227320000 43,槽
250x80x20x2.5,250,80,20,2.5,21,51,1024,9098080,766550,2140,8721010000 44,槽
250x80x20x3.0,250,80,20,3,21,51,1229,10917690,919850,3690,10465300000
各行数字含义（以最后一行为例）： 槽250x80x20x3.0： 截面高度H=250mm； 截面宽度B=80mm； 卷边宽度C=20mm； 厚度t=3mm；
Y轴距离z0=21mm； 偏心距e=51mm；
截面面积A=1229mm2； 惯性矩Ix=10917690mm4； 惯性矩Iy=919850mm4； 截面模量Wx=87342mm3； 截面模量Wy=15591mm3； 回转半径ix=94.3mm； 回转半径iy=27.4mm； 抗扭惯性矩It=3690mm4；
扇形惯性矩Iw=10465300000mm4；
单位重量=A*7850/1000000=9.648Kg/m；
可以不要什么C型钢的规格重量表的，我给发个截图上来，然后给一个计算公式，可以按照这个公式计算各种规格C型钢的单位重量的，按照这个公式计算基本误差的，可以试一试。计算公式：(h+(b-t*2)*2+c*2)*t*7850 截图如下
焊管及镀锌管理论重量表(按GB/T3091—2001标准执行) 规格 公称内径 DN15 DN20 DN25 DN32 DN40 DN50 DN65 DN80 DN100 DN125 DN150 DN200 英寸 1/2 3/4 1 1.25 1.5 2 2.5 3 4 5 6 8 21.3 26.9 33.7 42.4 48.3 60.3 76.1 88.9 114.3 140 168.3 219.1 2.8 2.8 3.2 3.5 3.5 3.8 4.0 4.0 4.0 4.5 4.5 6.0（焊管） 219.1 6.5（热镀锌） 2.45 2.45 2.8 3.06 3.06 3.325 3.5 1.28 1.66 2.41 3.36 3.87 5.29 7.11 8.38 10.88 15.04 18.18 31.53 7.68 9.96 14.46 20.16 23.22 31.74 42.66 50.28 65.28 90.24 109.08 189.18 1.357 1.76 2.554 3.56 4.10 5.607 7.536 8.88 11.53 15.942 19.27 8.14 10.56 15.32 21.36 24.60 33.64 45.21 53.28 69.18 98.65 115.62 外径mm 壁厚mm 最小壁焊管（6米定尺） 镀锌管(6米定尺） 厚mm 米重kg 根重kg 米重kg 根重kg DN200 8 36.12 216.7
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