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矩形鋼管理論重量計算方法：(邊長+邊長)×2×壁厚×0.00785×長度
執行標準：
GB/T3094-2000 (國標) 冷壓異型鋼管
GB/T6728-2002 (國標) 結構用冷彎空心型鋼
ASTM A500 (美標)結構用碳素鋼冷成型圓截面和異形截面焊接鋼管和無縫鋼管
EN10219-1-2006(歐標) 非合金及細晶粒的冷成型焊接空心結構型材
JIS G 3466 (日標) 一般構造用角型鋼管
產品材質：Q235、Q345(16Mn)、20#、合金鋼、不銹鋼。
產品用途：機械設備、太陽能設備、鋼結構用，汽車部件、橋梁地樁、護欄、船舶內部結構用。
矩形鋼管規格表：
|
產品部分參數 (GB/T3094-2000) |
|
邊長/mm |
壁厚/mm |
截面面積/cm2 |
理論重量/kg/M |
慣性矩/cm4 |
截面模數/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 |
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