Our indented steel wire is a premium stress-relieved material specifically engineered for demanding prestressed concrete applications. Manufactured with precisely calibrated surface indentations, this high-strength material ensues an exceptional mechanical bond with surrounding concrete matrices. By efficiently transferring compressive force, our prestressed concrete wire significantly offsets tensile stress in various structural members. It shares the identical cross-sectional area, unit weight, and reliable mechanical properties of our standard plain round alternatives, delivering consistent and predictable performance for major infrastructure projects.
Nominal diameter | Indent depth | Indent length | Pitch |
≤5.00 | 0.12±0.05 | 3.5±0.05 | 5.5±0.05 |
＞5.00 | 0.15±0.05 | 5.0±0.05 | 8.0±0.05 |
Our stress-relieved steel wire features strictly controlled indent lengths, depths, and pitches tailored to specific nominal diameters. These regular surface indentations create a robust mechanical grip within the cast concrete upon setting. This strict geometric profile guarantees an optimized stress transfer mechanism from the steel to the concrete, minimizing potential slippage and maintaining the structural integrity of the pre-tensioned elements under heavy applied loads.
Despite the surface modifications, our indented PC wire retains the exact cross-sectional area and unit weight of standard plain round wires. The manufacturing process ensures that the fundamental mechanical properties remain completely uncompromised. This consistency allows engineers to seamlessly integrate our wire into existing designs without recalculating basic load parameters, streamlining the overall construction workflow and material planning across different project phases.
The enhanced concrete bonding achieved by our concrete reinforcement wire directly contributes to superior crack mitigation in prestressed elements. By holding the concrete matrix together more effectively than plain alternatives, it substantially reduces both the initial formation and subsequent propagation of structural cracks. This characteristic is vital for extending the service life of concrete structures exposed to dynamic environmental stresses and continuous heavy traffic.
Utilizing our precision-engineered wire allows modern structures to safely handle higher internal stresses and external loading requirements. The improved bond strength means the desired compressive force is efficiently maintained across the entire concrete member. Consequently, builders can achieve more durable and reliable frameworks for critical infrastructure, potentially optimizing the total volume of steel reinforcement required for the project without sacrificing necessary safety margins.
Our high strength steel wire is extensively utilized across large-scale national infrastructure projects requiring uncompromising stability. It provides essential active compressive stress for railway bridge construction, elevated viaducts, and heavy-duty coal transportation expressways. Additionally, it serves as a reliable reinforcement solution for ultra-high-rise building core tubes and specialized wind power turbine towers facing harsh environmental conditions and immense dynamic loads.
Since 2005, we have dedicated ourselves to the prestressing industry, achieving an impressive annual integrated production capacity of 160,000 metric tons. Operating within a 58,000-square-meter standardized production zone equipped with advanced intelligent lines, we ensure unparalleled product consistency. As a recognized National High-Tech Enterprise holding 59 patents, we strictly adhere to rigorous ISO 9001 and ISO 14001 quality and environmental management standards for every batch produced.
The mechanical properties are identical to those of our prestressed plain round steel wire, ensuring reliable and standardized performance.
Indent depth, length, and pitch are precisely calibrated based on whether the nominal diameter is strictly below or above 5.00mm.
Our manufacturing facilities are fully certified with ISO 9001, ISO 14001, and hold official National Green Factory accreditation.
