国标角钢不等边角钢批发大规格角钢五支起售2.5#角钢批发

角钢号数

尺寸（毫米）

理论重
（公斤/米）

A×b

T

r

2

20

3
4

3.5

0.889
1.145

2.5

25

3
4

3.5

1.124
1.459

3.0

30

3
4

4.5

1.373
1.786

3.6

36

3
4
5

4.5

1.656
2.163
2.654

4.0

40

3
4
5

5

1.852
2.422
2.976

4.5

45

3
4
5
6

5

2.088
2.736
 .369
3.985

5.0

50

3
4

5.5

2.332
3.059

5.0

50

5
6

5.5

3.770
4.465

5.6

56

3
4
5
8

6.0

2.624
3.446
4.251
6.568

6.3

63

4
5
6
8
10

7

3.907
4.822
5.721
7.469
9.151

7

70

4
5
6
7
8

8

4.372
5.397
6.406
7.398
8.373

7.5

75

5
6
7
8
10

9

5.818
6.905
7.976
9.030
11.089

8

80

5
6
7
8
10

9

6.211
7.376
8.525
9.658
11.874

9

90

6
7
8
10
12

10

8.350
9.656
10.946
13.476
15.940

10

100

6
7
8
10

12

9.366
10.830
12.276
15.120
 

10

100

12
14
16

12

17.898
20.611
23.257

11

110

7
8
10
12
14

12

11.928
13.532
16.690
19.782
22.809

12.5

125

8
10
12
14

14

15.504
19.133
22.696
26.193

14

140

10
12
14
16

14

21.488
25.522
29.490
33.393

16

160

10
12
14
16

16

24.729
29.391
33.987
38.518

18

180

12
14
16
18

16

33.159
38.383
43.542
48.634

20

200

14
16
18
20
24

18

42.894
48.680
54.401
60.056
71.168