矩形钢管理论重量计算方法：（边长+边长）×2×壁厚×0.00785×长度产品执行标准：GB/T3094-2000 (国标) 冷压异型钢管 GB/T6728-2002 (国标) 结构用冷弯空心型钢 ASTM A500 (美标)结构用碳素钢冷成型圆截面和异形截面焊接钢管和无缝钢管 EN10219-1-2006(欧标) 非合金及细晶粒的冷成型焊接空心结构型材 JIS G 3466 (日标) 一般构造用角型钢管产品材质：Q235、Q345（16Mn）、20#、合金钢、不锈钢。产品用途：机械设备、太阳能设备、钢结构用，汽车部件、桥梁地桩、护栏、船舶内部结构用。产品规格：
| 产品部分参数 （GB/T3094-2000） |
| 边长/mm |
壁厚/mm |
截面面积/cm2 |
理论重量/kg/M |
惯性矩/cm4 |
截面模数/cm3 |
| 40 |
3.5 |
4.90 |
3.85 |
11.16 |
5.58 |
| 4 |
5.49 |
4.56 |
14.37 |
6.84 |
| 5 |
6.98 |
5.48 |
16.56 |
7.87 |
| 6 |
7.55 |
5.93 |
15.34 |
7.67 |
| 50 |
4 |
7.09 |
5.56 |
25.56 |
10.22 |
| 5 |
8.58 |
6.73 |
29.81 |
11.93 |
| 6 |
9.95 |
7.81 |
33.35 |
13.34 |
| 7 |
11.21 |
8.80 |
36.23 |
14.49 |
| 8 |
12.35 |
9.70 |
38.51 |
15.41 |
| 60 |
5 |
10.58 |
8.30 |
54.57 |
18.19 |
| 6 |
13.35 |
9.69 |
61.82 |
20.61 |
| 7 |
14.01 |
11.00 |
68.03 |
22.68 |
| 8 |
15.55 |
12.21 |
73.28 |
24.43 |
| 70 |
5 |
12.58 |
9.87 |
90.26 |
25.79 |
| 6 |
14.7 |
11.58 |
103.1 |
29.47 |
| 7 |
16.81 |
13.19 |
114.5 |
32.72 |
| 8 |
18.75 |
14.72 |
124.5 |
35.57 |
| 80 |
5 |
14.58 |
11.44 |
138.9 |
34.72 |
| 6 |
17.15 |
13.46 |
159.7 |
39.93 |
| 7 |
19.61 |
15.39 |
178.5 |
44.63 |
| 8 |
21.95 |
17.23 |
195.4 |
48.85 |
| 92 |
5 |
16.98 |
13.33 |
217.1 |
47.19 |
| 6 |
20.03 |
15.72 |
251.1 |
54.59 |
| 7 |
22.97 |
18.03 |
282.3 |
61.38 |
| 8 |
25.79 |
20.25 |
310.9 |
67.58 |
| 100 |
5 |
18.58 |
14.58 |
282.8 |
56.57 |
| 6 |
21.95 |
17.23 |
328.2 |
65.54 |
| 7 |
25.21 |
19.79 |
370.2 |
74.04 |
| 8 |
28.35 |
22.36 |
408.9 |
81.78 |
| 108 |
5 |
19.96 |
15.67 |
346.99 |
72.14 |
| 6 |
23.55 |
18.49 |
400.07 |
85.13 |
| 7 |
27.02 |
21.21 |
448.15 |
97.61 |
| 8 |
30.35 |
23.82 |
491.42 |
109.56 |
| 10 |
36.62 |
28.75 |
564.27 |
131.84 |
| 12 |
42.37 |
33.26 |
620.05 |
151.91 |
| 12.5 |
43.73 |
34.33 |
631.48 |
156.57 |
| 14 |
47.59 |
37.36 |
660.12 |
169.71 |
| 16.5 |
53.38 |
41.90 |
690.13 |
188.75 |
| |
18 |
56.46 |
44.32 |
698.50 |
198.48 |
| 110 |
7 |
28.01 |
21.99 |
503.4 |
91.54 |
| 8 |
31.55 |
24.77 |
557.9 |
101.4 |
| 9 |
34.98 |
27.46 |
608.4 |
110.6 |
| 10 |
37.42 |
29.37 |
600.90 |
137.26 |
| 12 |
43.33 |
34.01 |
661.57 |
158.30 |
| 14 |
48.71 |
38.24 |
705.79 |
177.05 |
| 16 |
53.57 |
42.05 |
734.96 |
193.47 |
| 18 |
57.90 |
45.45 |
750.37 |
207.58 |
| 120 |
5 |
22.36 |
17.55 |
485.47 |
89.79 |
| 6 |
26.43 |
20.75 |
562.16 |
106.17 |
| 7 |
30.38 |
23.85 |
632.54 |
121.99 |
| 8 |
34.19 |
26.84 |
696.82 |
137.23 |
| 10 |
41.42 |
32.15 |
807.91 |
165.94 |
| 12 |
48.13 |
37.78 |
987.05 |
192.03 |
| 14 |
54.31 |
42.63 |
9665.79 |
216.23 |
| 16 |
59.97 |
47.08 |
1015.66 |
237.3 |
| 150 |
6 |
33.63 |
26.40 |
1145.91 |
168.85 |
| 7 |
38.78 |
30.44 |
1299.44 |
194.70 |
| 8 |
43.79 |
34.38 |
1443.00 |
219.85 |
| 10 |
53.42 |
41.93 |
1701.21 |
268.02 |
| 12 |
62.53 |
49.09 |
1922.61 |
313.26 |
| 14 |
71.11 |
55.82 |
2109.19 |
355.49 |
| 16 |
79.17 |
62.15 |
2262.95 |
394.63 |
| 180 |
16 |
98.37 |
77.22 |
4252.42 |
590.55 |
| 18 |
108.3 |
85.02 |
4541.3 |
648.77 |
| 200 |
8 |
59.79 |
46.94 |
3621 |
400.25 |
| 10 |
73.42 |
58.63 |
4337.63 |
491.53 |
| 12 |
86.53 |
67.93 |
4983.59 |
579.08 |
| 14 |
99.11 |
77.8 |
5562.26 |
662.78 |
| 16 |
111.17 |
87.27 |
6076.38 |
742.55 |
| 18 |
122.7 |
96.32 |
6528.64 |
818.29 |
| 250 |
10 |
93.42 |
73.33 |
8841.87 |
781.73 |
| 12 |
110.53 |
86.77 |
10254.22 |
924.94 |
| 14 |
127.11 |
99.78 |
11556.24 |
1063.51 |
| 16 |
143.17 |
112.39 |
12751.41 |
1197.31 |
| 18 |
158.7 |
124.58 |
13843.17 |
1326.27 |
| 280 |
10 |
105.42 |
82.75 |
12648.95 |
987.86 |
| 12 |
124.93 |
98.07 |
14726.82 |
1170.88 |
| 14 |
143.91 |
112.97 |
16663.46 |
1348.77 |
| 16 |
162.37 |
127.46 |
18462.79 |
1521.42 |
| 18 |
180.3 |
141.54 |
20128.71 |
1688.73 |
