Product Description
Product Description
PC Strand
Application:Construction of post tensioning structures
Characteristic:High Ductility and Low Ralaxation
Spefications:
ASTM A 416/A416-2006
| Grade | Nominal Dia. in (mm) | Tolerance Dia.in(mm) | Min.Difference Between Center Wire Diameter and Diameter of Any outer Wire in(mm) | Nominal Steel AreaIn2(mm2) | Nominal WAEIGHTLbs./1000ft(g/m) |
| 250 | 1/2(12.70) | +0.016(+0.40)-0.016（+0.40） | 0.003（0.0762） | 0.144(92.9) | 490(730) |
| 6/10(15.24) | +0.016(+0.40)-0.016（+0.40） | 0.004(0.1016) | 0.216(0.1016) | 737（1094）） | |
| 270 | 3/8（9.53） | +0.026(+0.65)-0.006（-0.15） | 0.002（0.0508） | 0.085（54.8） | 290（432） |
| 1/2(12.7) | +0.026(+0.65)-0.006（-0.15） | 0.003（0.0762） | 0.153（98.7） | 520（775） | |
| 6./10(15.24) | +0.026(+0.65)-0.006（-0.15） | 0.004（0.1016） | 0.217（140.00） | 740（1102） |
| Grade | Nominal Dia. in (mm) | Min. Breaking StrengthLbs(KN) | Min. Load at % Extension Lbs(KN) | Min. Total elongation at Max Load | ||
| Low-Relaxation | Nominal Relaxation | In(mm)Jaw to jaw distance | Elongation | |||
| 250 | 1/2(12.7) | 36000(160.1) | 32400(144.1) | 30600(136.2) | 24(610) | 3.5 |
| 6/10(15.24) | 54000(240.2) | 48600(216.2) | 45900(204.2) | |||
| 270 | 3/8（9.53） | 23000(102.3) | 20700(92.1) | 15980(87.0) | 24(610) | 3.5 |
| 1/2(12.7) | 41300(183.7) | 37170(165.3) | 35100(156.1) | |||
| 6./10(15.24) | 58600(260.7) | 52740(234.6) | 49800(221.5) | |||
GB/T5224-2003 eqv.ISO6934(4)
| Grade | Nominal Dia. in (mm) | Tolerance Dia.in(mm) | Center Wire Diameter Extra% | Nominal Steel Area(mm2) | Nominal Weight(kg/m) |
| 1720 | 15.20 | +0.40-0.20 | 2.5 | 140 | 1101 |
| 17.80 | +0.40-020 | 2.5 | 191 | 1500 | |
| 1860 | 9.50 | +0.40-0.20 | 2.5 | 54.8 | 430 |
| 12.70 | +0.40-0.20 | 2.5 | 98.7 | 775 | |
| 15.20 | +0.40-0.20 | 2.5 | 140 | 1101 | |
| 17.80 | +0.40-0.20 | 2.5 | 191 | 1500 |
| Grade | Nominal Dia. in (mm) | Max.Load,KN | Yield Load ,KN | Elongation % |
| 1720 | 15.20 | 241 | 217 | 3.5 |
| 17.80 | 327 | 294 | ||
| 1860 | 9.50 | 102 | 91.8 | |
| 12.70 | 184 | 166 | ||
| 15.20 | 260 | 234 | ||
| 17.80 | 353 | 318 |
| Initial Load | %Max.% Relaxation After 1000hrs |
| Low-Relaxation | |
| 70% Specified min. breaking strength | 2.5 |
| 80% Specified min. breaking strength | 4.5 |
BS5896:1980
| Grade | Nominal Dia. in (mm) | Tolerance Dia.(mm) | Min. Difference Between Center Wire Diameter and Diameter of Any outer Wire in(mm) | Nominal Steel Area(mm2) | Nominal WAEIGHTt(KgK/m) |
| 1670 | 15.20 | +0.40-0.20 | 2 | 139 | 1090 |
| 1770 | 15.70 | +0.40-0.20 | 2 | 150 | 1180 |
| 1860 | 12.90 | +0.40-0.20 | 2 | 100 | 785 |
| 9.60 | +0.30-0.15 | 2 | 55 | 432 |
| Grade | Nominal Dia. in (mm) | Min. Breaking strength(KN) | Min.0.1% Proof Load(KN) | Min. Total elongation at Max Load | |
| Jaw to jaw distance(mm) | Elongation（%） | ||||
| 1670 | 15.20 | 232 | 197 | 500 | 3.5 |
| 1770 | 15.70 | 265 | 225 | ||
| 1860 | 12.90 | 186 | 158 | ||
| 9.60 | 102 | 87 | |||
| Initial Load | %Max %Relaxation After 1000hrs |
| Low-Relaxation | |
| 60% Specified min. breaking strength | 1.0 |
| 70% Specified min. breaking strength | 2.5 |
| 80% Specified min. breaking strength | 4.5 |
Products of special specifications are available when customers require.
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