China Daqiang 7 Wire PC Strand for Bridge, Find details about China Pc Strand, 7-Wire Pc Wire Strand from Daqiang 7 Wire PC Strand for Bridge
The specifications and technical parameters | |||||||||
Structure |
Nominal Dia. (mm) |
Tolerance(mm) |
Cross section area(Sn/mm² ) |
Re. mass per 1m(g/m) | Tensile Strength Not less than (Rm/Mpa) |
Yield Strength Not less than Fp0.2/Mpa) |
(Lo≥ 500mm)Agt Elongation at max load Not less than (%) |
Intial load to%of nominal max load Not more than(%) |
The relaxation at 1000h (r/%) |
1× 2 | 5.00 |
+0.15 -0.05 |
9.82 | 77.1 |
1570 1720 1860 1960 |
1320 1410 1550 1670 1760 |
3.5 | 60 70 80 | 2.5 |
5.80 | 13.2 | 104 | |||||||
8.00 |
+0.25 -0.10 |
25.1 | 197 | 1470 1570 1720 1860 1960 | |||||
10.00 | 39.3 | 309 | |||||||
12.00 | 56.5 | 444 | 1470 1570 1720 1860 | ||||||
1× 3 | 6.20 | +0.15 -0.05 | 19.8 | 155 |
1570 1720 1860 1960 |
||||
6.50 | 21.2 | 166 | |||||||
8.60 |
+0.20 -0.10 |
37.7 | 296 | 1470 1570 1720 1860 1960 | |||||
8.74 | 38.6 | 303 | 1570 1670 1860 | ||||||
10.80 | 58.9 | 462 | 1470 1570 1720 1860 1960 | ||||||
12.90 | 84.8 | 666 | |||||||
1× 7 | 9.50 |
+0.30 -0.15 |
54.8 | 430 | 1720 1860 1960 |
1550 1670 1760 |
|||
11.10 | 74.2 | 582 | |||||||
12.70 |
+0.40 -0.20 |
98.7 | 775 | ||||||
15.20 | 140 | 1101 | 1470 1570 1670 1720 1860 1960 |
1320 1410 1500 1550 1670 1760 |
|||||
15.70 | 150 | 1178 | 1770 1860 |
1550 1670 |
|||||
17.80 | 191 | 1500 | 1720 1860 | ||||||
21.60 | 285 | 2237 |
1770 1860 |
1590 | |||||
1860 | 1670 |