镀锌方管供应商热镀锌方管那家好热镀锌方管商薄壁热镀锌方管

普通方管每米计算公式:(长+宽)*2*壁厚*0.00785 =每米重量，热镀锌方管计算公式:(长+宽)*2*厚度*0.00785*1.06=每米重量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
41.9
690.13
188.75
18
56.46
44.32
698.5
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
600.9
137.26
12
43.33
34.01
661.57
158.3
14
48.71
38.24
705.79
177.05
16
53.57
42.05
734.96
193.47
18
57.9
45.45
750.37
207.58