9.53mm UNCOATED PC STEEL STRAND FOR Post-tensioned
Steel Grade:77B/82B
Place of Origin: Tianjin, China
Type:Drawn Wire
Alloy Or Not:Non-alloy
Special Use:Cold Heading Steel
Certificate:ISO9001
Standard: ASTM A416, BS 5896, prEN 10138 etc.
Surface treatment:Heat Treatment
Structure:1X7
MOQ:25tons
Samples:Free sample is available to test quality.
Terms of payment: 30% T/T down payment, 70% T/T payable before loading
Packaging Details:Around 3 MTs per coil, and stripped by steel belts tightly, then warpped by PP woven clothes, and reinforced by supporting boards.
Bare PC Strands are used in pre-stressing of concrete for construction of various types of structures, for example: road, river & railway bridges and flyovers, atomic reactor domes, slabs, silos, hangers, aqueducts, high-rise buildings, viaducts and railway sleepers.
Safety sea-worthy packages, loaded about 9 coils into one 20 feet container.
We can also cut the products into specific length as per customer's requirements.
Main features
High tensile strength and low relaxation.
High corrosion resistance.
High bonding force.
Better performance at elevated temperature.
Toughness maintains a long time.
TRS is also capable of producing epoxy-coated strand, galvanized PC strand, unbonded PC strand, PE zinc-coated strand, indented PC strand, spiral-rip PC strand, for various applications.
|
Grade |
Nominal diameter (In) (mm) |
Diameter tolerant (mm) |
Steel area of strand (mm2) |
Nominal weight (kg/1000m) |
Minimum breaking strength (kN) |
Min. yield strength (kN) |
Min. elongation（Lo≥500mm） |
1000H Relaxation value %≤ |
||
|
Initial load is 70% nominal maximum load |
Initial load is 80% nominal maximum load |
|||||||||
|
250 |
0.375 |
9.53 |
±0.4 |
51.61 |
405 |
89.0 |
80.1 |
3.5% |
2.5 |
3.5 |
| 270 |
0.375 |
9.53 |
-0.15 +0.65 |
54.84 |
432 |
102.3 |
92.1 |
3.5% |
2.5 |
3.5 |
