Delivering superior structural support, our unbonded PC steel strand is engineered for modern demanding construction environments. We produce these high-strength materials to provide exceptional stability and reliable tensioning capabilities for large-scale projects. Designed with an advanced protective coating system, this low-relaxation prestressing steel strand ensures long-term durability while maintaining optimal structural integrity over time. Clients rely on our proven production capabilities to source dependable tensioning solutions tailored to intricate architectural and engineering specifications.
Nominal diameter | Tensile grade | Cross section area | Grease weight per meter | Thickness of plastic | Frictional coefficient of side wall | Influence coefficient |
Ф12.70 | 1860 1960 | 98.70 | 43 | ≥1.0 | 0.04~0.10 | 0.003~0.004 |
Ф15.20 | 1860 1960 | 140.00 | 50 | |||
Ф15.24 | 1860 | 140.00 | 50 | |||
Ф15.70 | 1860 | 150.00 | 53 |
Implementing our prestressing steel strand removes the necessity for pre-drilled ducts and complex grouting procedures. This streamlined approach minimizes on-site preparation time and reduces potential installation errors. Project managers appreciate how this feature accelerates project timelines without compromising the structural safety or load-bearing capacity of the final concrete framework.
The physical composition of our PE coated PC strand allows for remarkably easy bending and routing during installation. This flexibility accommodates intricate architectural designs and complex structural layouts seamlessly. Builders can navigate tight corners and unconventional spaces, ensuring the tensioning system adapts perfectly to diverse structural requirements and concrete forms.
Utilizing this construction steel strand optimizes overall resource consumption across large building sites. By eliminating the need for additional duct materials and protective grout, contractors achieve substantial cost reductions. The efficient design ensures that maximum tensioning strength is achieved with minimal supplementary components, enhancing the overall economic viability of large-span structural projects.
Engineered to maintain consistent tension, the strand exhibits minimal stress loss over extended periods. This enduring stability is crucial for sustaining the active compressive stress within concrete elements, particularly under dynamic loads. Structural engineers value this reliability, knowing the framework will maintain its designed strength and resist fatigue effectively throughout its lifespan.
This post-tensioned strand is ideal for cast-in-place floor slabs in wide-bay architectural structures. It provides the necessary foundational support to maintain expansive open spaces without excessive vertical column interruptions. Builders frequently deploy this material to enhance the structural resilience of modern commercial centers, expansive warehouses, and high-rise office developments.
The extreme dynamic loads generated by wind turbines demand exceptional foundational strength. Our unbonded strands apply active compressive stress to concrete wind turbine towers, effectively counteracting harsh environmental forces. This application significantly enhances tower stiffness and fatigue resistance, guaranteeing the long-term, reliable operation of critical renewable energy infrastructure.
Operating within a standardized manufacturing zone, we leverage globally advanced intelligent production lines to fulfill extensive demands. Our facility supports an impressive annual output of 160,000 metric tons, ensuring consistent supply for major infrastructure developments. We strictly adhere to comprehensive quality and environmental management protocols to deliver superior materials consistently.
With over two decades of dedicated focus on the prestressing field, we maintain a delicate balance between high tensile performance and low relaxation. Holding numerous technical patents, our engineering team continuously innovates to meet rigorous international standards. Our materials have successfully fortified iconic landmarks and critical infrastructure globally.
Our operations are certified as a National High-Tech Enterprise and hold ISO 9001 and ISO 14001 accreditations, alongside numerous national safety approvals.
Yes, the protective casing and specialized grease provide excellent corrosion resistance, making it suitable for demanding environments like wind power towers.
We maintain comprehensive production capabilities to supply tailored tensioning solutions, accommodating unique architectural designs and stringent infrastructural specifications.
