China Hot Rolled Bar HRB400 HRB500 Gr40 Gr60 Deformed Steel Bar, Find details about China Reinforcing Steel Bar, Deformed Bar from Hot Rolled Bar HRB400 HRB500 Gr40 Gr60 Deformed Steel Bar
Hot Rolled bar HRB400 HRB500 Gr40 Gr60 Deformed Steel Bar
Specifications
Specifications of ribbed bars | ||||||||||
No. | Rated diameter (mm) | Cross section area (mm2) | Weight (kg/m) | Tolerance % | Cross ribs | Longitudinal ribs | Pitch/Step (mm) | Ribs tip distance (mm) | ||
Height (mm) | Width (mm) | Height (mm) | Width (mm) | |||||||
RB6 | 6 | 28.3 | 0.222 | ±9 | 0.3-0.6 | 0.48-0.72 | 0.3-0.84 | 0.48-1.2 | 3-4.8 | 1.5-2.3 |
RB8 | 8 | 50.3 | 0.395 | ±6.5 | 0.4-0.8 | 0.64-0.96 | 0.4-0.84 | 0.64-1.6 | 4-6.4 | 2-3.1 |
RB10 | 10 | 78.5 | 0.616 | ±6.5 | 0.5-1 | 0.8-1.2 | 0.5-0.84 | 0.8-2 | 5--8 | 2.5-3.9 |
RB12 | 12 | 113.1 | 0.888 | ±4.5 | 0.6-1.2 | 0.93-1.44 | 0.6-0.84 | 0.96-2.4 | 6-9.6 | 3-4.7 |
RB16 | 16 | 201.1 | 1.579 | ±4.5 | 0.8-1.8 | 1.28-1.92 | 0.8-0.84 | 1.28-3.2 | 8-12.8 | 4.0-6.2 |
RB20 | 20 | 314.2 | 2.466 | ±4.5 | 1--2 | 1.6-2.4 | 1 | 1.8-4 | 10--16 | 5-7.8 |
RB25 | 25 | 490.9 | 3.854 | ±4.5 | 1.25-2.5 | 2--3 | 1.25 | 2--5 | 12.5-20 | 6.2-9.8 |
RB32 | 32 | 804.2 | 6.313 | ±4.5 | 1.6-3.2 | 2.56-3.84 | 1.6 | 2.56-6.4 | 16-25.6 | 8-12.5 |
RB40 | 40 | 1256.6 | 9.864 | ±4.5 | 2--4 | 3.2-4.8 | 2 | 3.2-8 | 20-32 | 10-15.7 |
RB50 | 50 | 1963.5 | 15.413 | ±4.5 | 2.5-5 | 4--6 | 2.5 | 2--10 | 25-40 | 12.5-19.6 |