Description of reinforcing steel bars
Products | Deformed steel bar | ||||||||||
Length | 6-12m | ||||||||||
Standard | GB1499.2-2007, BS4449,JISG3112 | ||||||||||
Grade | HRB335, HRBF335,HRB500 | ||||||||||
Outer Diameter | 6~50mm | ||||||||||
Section Shape | Round | ||||||||||
Technique | Hot Rolled | ||||||||||
application | Construction,building | ||||||||||
Surface finished | Deformed,epoxy coating,galvanized coating | ||||||||||
8.Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
9.Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Yield strength | 335Mpa,400Mpa,500Mpa | ||||||||||
Breaking strength | 455Mpa,540Mpa,630Mpa | ||||||||||
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