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Reinforcing ASTM A615 grade 75 construction steel rebar
Short Description:
Description：
Rebar is the common name for hot rolled ribbed steel bars. The grade of ordinary hot-rolled steel bar is composed of HRB and the minimum yield point of the grade. H, R, and B are the first letters of the three words Hotrolled, Ribbed, and Bars respectively.
Hot-rolled ribbed steel bars are divided into three grades: Grade II HRB335 (the old grade is 20MnSi), Grade III HRB400 (the old grades are 20MnSiV, 20MnSiNb, 20Mnti), and Grade IV HRB500.
|
Theoretical weight of threaded steel |
||||
|
Specification（mm） |
ID |
OD |
Cross-sectional area（CM2） |
Theoretical weight（KG/M） |
|
6 |
5.75 |
6.75 |
0.283 |
0.222 |
|
7 |
6.75 |
7.75 |
0.385 |
0.302 |
|
8 |
7.5 |
9 |
0.503 |
0.395 |
|
9 |
8.5 |
10 |
0.0636 |
0.5 |
|
10 |
9.3 |
11.3 |
0.79 |
0.62 |
|
12 |
11 |
13 |
1.13 |
0.89 |
|
14 |
13 |
15.5 |
1.54 |
1.21 |
|
16 |
15 |
17.5 |
2.01 |
1.58 |
|
18 |
17 |
20 |
2.25 |
2 |
|
20 |
19 |
22 |
3.14 |
2.47 |
|
22 |
21 |
24 |
3.8 |
2.98 |
|
25 |
24 |
27 |
4.91 |
3.85 |
|
28 |
26.5 |
30.5 |
6.16 |
4.83 |
|
32 |
30.5 |
34.5 |
8.04 |
6.32 |
|
36 |
34.5 |
39.5 |
10.18 |
7.99 |
|
40 |
38.5 |
43.5 |
12.57 |
9.87 |
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