Flat bar
Material : ASTM A36, JIS SS400,SS490,SM400,SM490,SM570,EN10025 S235JR,S275JR,S355JR,DIN ST37-2,ST52-3
size
|
(mm)
|
(cm2)
|
(kg/m)
|
allowable tolerance(mm)
|
|||
b
|
t
|
r
|
b
|
t
|
|||
8×100
|
100
|
8
|
≤2.0
|
8
|
6.28
|
± 2.0
|
± 0.3
|
10×100
|
10
|
10
|
7.85
|
||||
12×100
|
12
|
12
|
9.42
|
||||
15×100
|
15
|
≤3.0
|
15
|
11.78
|
|||
8×120
|
120
|
8
|
≤2.0
|
9.6
|
7.54
|
||
10×120
|
10
|
12
|
9.42
|
||||
15×120
|
15
|
≤3.0
|
15
|
14.13
|
|||
10×15012×150
|
150
|
10
|
≤2.0
|
15
|
11.78
|
||
15×150
|
12
|
18
|
14.13
|
||||
20×150
|
15
|
≤3.0
|
22.5
|
14.13
|
|||
25×150
|
20
|
30
|
23.55
|
||||
30×150
|
25
|
≤4.0
|
37.5
|
29.44
|
|||
|
30
|
45
|
35.33
|
||||
10×200
|
200
|
10
|
≤2.0
|
20
|
15.7
|
± 0.3
|
± 0.3
|
10×200
|
12
|
24
|
18.84
|
||||
10×200
|
15
|
≤3.0
|
30
|
23.55
|
|||
10×200
|
20
|
40
|
31.4
|
||||
10×200
|
25
|
≤4.0
|
50
|
39.25
|
|||
10×200
|
30
|
60
|
47.1
|
||||
10×250
|
250
|
10
|
≤2.0
|
25
|
19.63
|
||
12×250
|
12
|
30
|
23.55
|
||||
15×250
|
15
|
≤3.0
|
37
|
29.44
|
|||
20×250
|
20
|
50
|
39.25
|
||||
25×250
|
25
|
≤4.0
|
62
|
49.06
|
|||
30×250
|
30
|
75
|
58.88
|
||||
10×300
|
300
|
10
|
≤2.0
|
30
|
23.55
|
||
12×300
|
12
|
36
|
28.26
|
||||
15×300
|
15
|
≤3.0
|
45
|
35.33
|
|||
20×300
|
20
|
60
|
47.1
|
||||
25×300
|
25
|
≤4.0
|
75
|
58.88
|
|||
30×300
|
30
|
90
|
70.65
|
||||
10×350
|
350
|
10
|
≤2.0
|
35
|
27.48
|
± 0.4
|
± 0.3
|
12×350
|
12
|
42
|
32.97
|
||||
15×350
|
15
|
≤3.0
|
52.5
|
41.21
|
|||
20×350
|
20
|
70
|
54.95
|
||||
25×350
|
25
|
≤4.0
|
87.5
|
68.69
|
|||
30×350
|
30
|
105
|
82.43
|
||||
10×400
|
400
|
10
|
≤2.0
|
40
|
31.4
|
||
12×400
|
12
|
48
|
37.68
|
||||
15×400
|
15
|
≤3.0
|
60
|
47.1
|
|||
20×400
|
20
|
80
|
62.8
|
||||
25×400
|
25
|
≤4.0
|
100
|
78.5
|
|||
30×400
|
30
|
120
|
94.2
|
||||
10×450
|
450
|
10
|
≤2.0
|
45
|
35.33
|
||
12×450
|
12
|
54
|
42.39
|
||||
15×450
|
15
|
≤3.0
|
67.5
|
52.99
|
|||
20×450
|
20
|
90
|
70.65
|
||||
25×450
|
25
|
≤4.0
|
112.5
|
88.31
|
|||
30×450
|
30
|
135
|
105.98
|
Source:
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