Cold-deformed reinforcing steel of periodic profile of class B500C
GOST Р 52544-2006
Purpose
The rolled products are intended for reinforcement of reinforced concrete structures. The periodic profile has three rows of inclined projections, one of which has a counter slope.
Characteristics
Specifications
Geometric parameters of reinforcing steel:
|
Profile number (nominal diameter) |
Ledge height, mm |
Pitch along the protrusions, mm |
Nominal cross-sectional area FH, mm2 |
The relative crumpling area of the transverse ribs of the profile fR, not less than |
Weight of 1 linear meter of rolled products, g |
|
6 |
0.30-0.60 |
2.4-2.6 |
28.3±1.3 |
0,039 |
222±10 |
|
8 |
0.40-0.80 |
3.2-8.0 |
50.3±2.3 |
0,045 |
395±18 |
|
10 |
0.50-1.00 |
4.0-10.0 |
78.5±3.5 |
0,052 |
616±28 |
Mechanical properties
|
Temporary tear resistance δb, N/mm2 |
Conditional yield strength δ0,2, N/mm |
The ratio δb/δ0,2 |
Total elongation at maximum stress δmax, % |
Test for a single cold bending around a mandrel with a diameter of 3dn |
|
at least |
||||
|
550 |
500 |
1,05 |
2,5 |
1800 |
The wire is supplied on coils or in heavy-duty bunts weighing up to 1000 kg.
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