|
Hot-rolled steel for reinforcing structures: DSTU 3760-98, GOST 5781-82 |
|
Rebar class |
Standart |
Yield point |
Ultimate strength |
Elongation |
Cold bending test results | |
|
N/mm² |
% |
Bending angle,° |
Mandrel diametr (dH-nominal dia.,mm) | |||
|
not less than | ||||||
|
A-I (A240) |
GOST 5781 |
235 |
373 |
25 |
180 |
dn |
|
A-II (A300) |
295 |
490 |
19 |
180 |
3dn | |
|
A-III (A400) |
390 |
590 |
14 |
90 |
3dn | |
|
A240C |
DSTU 3760 |
240 |
370 |
25 |
180 |
0.5dn |
|
A300C |
290 |
490 |
19 |
180 |
3dn | |
|
A400C |
400 |
500 |
16 |
90 |
3dn | |
|
Profile № |
Profile weight, kg/m |
Transverse ribs pitch, mm | ||||
|
Estimated, kg |
Tolerance, % |
GOST 5781 |
DSTU 3760 | |||
|
GOST 5781 |
DSTU 3760 |
GOST 5781 |
DSTU 3760 | |||
|
32 |
6.310 |
6.310 |
+3.0 |
±4.5 |
10 |
16-22 |
|
36 |
7.990 |
7.990 |
12 |
18-25 | ||
|
40 |
9.870 |
9.860 |
12 |
20-28 | ||