方钢规格型号尺寸( 六 )


2.79
2.99
2.54
3.02
3.45
3.83
4.15
42
30
2
2.65
2.08
3.83
6.53
2.55
3.11
45
30
2
2.5
3
3.5
4
2.77
3.39
3.99
4.55
5.09
2.18
2.66
3.13
3.57
3.99
4.07
4.83
5.51
6.11
6.62
7.73
9.26
10.65
11.90
13.01
2.7l
3.22
3.57
4.07
4.42
3.44
4.12
4.73
5.29
5.78
48
30
2
2.5
2.89
3.54
2.27
2.78
4.30
5.12
9.06
10.87
2.87
3.41
3.77
4.53
50
32
2
2.5
3
3.05
3.74
4 41
2.40
2.94
3.46
5.18
6.18
7.07
10.48
12.60
14.55
3.24
3.86
4.42
4.19
5.04
5.82
55
38
2
2.5
3
3.5
4
3.49
4.29
5.07
5.81
6.53
2.74
3.37
3.98
4.56
5.12
8.36
10.04
11.58
12.97
14.23
14.93
18.03
20.91
23.57
26.01
4.40
5.29
6.09
6.83
7 49
5.43
6.56
7.60
8.57
9.46
60
40
3.5
4
5
6.30
7.09
8.57
4.95
5.56
6.73
15.84
17.42
20.15
30.41
33.66
39.41
7.92
8.7l
10.07
10.14
11.22
13.14
70
50
4
5
6
7
8.69
10.57
12.34
14.00
6.82
8.30
9.69
10.99
34.05
39.98
45.04
49.29
58.35
69.Il
78.51
86.64
13.52
15.99
18.02
19.71
16.67
19.75
22.43
24.75
80
60
4
5
6
7
10.29
12.57
14.74
16.80
8.07
9.87
11.57
13.19
58.79
69.75
79.40
87.81
92.76
110.7
126.8
141.1
19.60.
23.25
26 47
29.27
23.19
27.68
31.70
35.28
90
60
4
5
6
7
11.09.
13.57
15.94
18 20
8.70
10.65
12.52
14.29
65.07
77.33
88.18
97.70
123.7
148.2
170.4
190.3
21.59
25.78
29.39
32.57
27.48
32.93
37.86
42.30
100
70
5
6
7
8
15.57
18.34
21.00
23.54
12.22
14.40
16.48
18.48
122.O
140.1
156.4
170.9
215.2
248.6
279.3
307.1
34.86
40.04
44.68
48.83
43.04
49.73
55.86
61.43
110
75
5
6
7
8
17.07
20.14
23.10
25.94
13.40
15.8l
18.13
20.36
155.8
179.5
201.0
220.4
285.8
331.4
373.4
412.1
41.54
47.87
53.61
58.79
51.96
60.25
67.89
74.92
120
80
6
7
8
9
21.94
25.20
28.34
31.37
17.22
19.78
22.25
24.63
225.6
253.4
278.7
301.6
430.6
486.6
538.5
586.5
56.40
63.35
69.67
75.41
71.76
81.10
89.75
97.74
130
85
6
7
8
9
23.74
27.30
30.74
34.07


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