Pre-stressed concrete wire (PC wire) represents a superior, low-relaxation steel wire extensively used to Pre-stress concrete structures. Its composition includes high-carbon steel, granting it exceptional tensile strength, and it adheres to stringent manufacturing standards due to its widespread utilization in critical infrastructures such as bridges and other essential constructions. PC wire offers versatility as it can be drawn into various diameters and tailored to specific stress load requirements. For applications where it is exposed to environmental elements, it can be coated with either galvanized or epoxy materials, similar to the treatment given to rebar. Furthermore, depending on the intended use, PC wire may feature a smooth, ribbed, or nicked outer finish.

PC Wire Types:

These pc wires are classified based on various factors such as diameter, intensity level, surface coating, and cross-section. Here are the common types:

Based on Wire Diameter: PC steel wire can be divided into 4.0mm, 4.8mm, 5.0mm, 6.0mm, 7.0mm, 8.0mm, 9.0mm.

Based on Intensity Level: PC steel wire can be divided into Low Relaxation PC Wire and High Tensile PC Wire.

Based on Surface Coating: PC wire can be categorized as: Uncoated PC Wire, Galvanized PC Wire and prestressed epoxy coated steel wire.

Based on Cross-section: PC wire can be classified as smooth prestressed steel wire, spiral rib prestressed steel wire, pressure wave (crimped) prestressed steel wire or nicks (indented) prestressed steel wire.

Huayongxin as a leading supplier of pc wires,we provide three main types of PC wire for concrete reinforcement, including plain surface PC wire, spiral ribs PC wire, and indented PC wire. 

Specification:

Material: High carbon steel / SWRH82B

Diameter: 4.00mm - 9.00mm.

Standards: ASTM A 421, GB/T5223, BS5896, JISG3536, and required standard.

Packing: Packed in coils (around 700-1300kg/coil). Each coil is strapped by steel bands at 8 places, fully wrapped with anti-rust plastic & PP woven sheet.

Relaxation (%): ≤2.5

Elongation (%): ≥3.5

PC Wire Applications:

The use of prestressed concrete with PC wire offers several advantages, including increased structural strength, reduced cracking, and enhanced load-bearing capacity. Here are some common applications of PC wire:

Bridges: PC wire is frequently used in the construction of bridges to create prestressed concrete girders and beams. These girders and beams are capable of handling heavy loads over long spans, making them ideal for bridge construction.

Buildings and High-Rise Structures: In high-rise buildings and other large structures, PC wire is used to create precast concrete elements, such as floor slabs, columns, and beams. These precast elements are produced in controlled factory conditions and then transported to the construction site, reducing on-site construction time and increasing quality.

Railway Sleepers: PC wire is employed in the production of prestressed concrete railway sleepers (ties). These sleepers provide a stable and durable foundation for railway tracks, ensuring smooth and safe rail transportation.

Concrete Poles and Piles: PC wire is used to manufacture prestressed concrete poles and piles for applications such as electric power transmission, telecommunications, and foundation support for various structures.

Nuclear Containment Structures: In nuclear power plants, prestressed concrete with PC wire is often used to construct containment structures, providing enhanced strength and safety.

Water Tanks and Silos: PC wire is utilized in the construction of water tanks and silos to create sturdy and reliable storage structures for various materials.

Slabs on Ground: In certain construction projects, PC wire is used to reinforce slabs on the ground, enhancing their load-bearing capacity and minimizing the risk of cracking.

Retaining Walls: Prestressed concrete panels and elements with PC wire are employed in the construction of retaining walls, which provide stability and prevent soil erosion.

Tunnel Linings: PC wire is used to create prestressed concrete tunnel linings, ensuring the structural integrity and stability of the tunnel.

Established in 2004 in Tianjin, close to Tianjin port, Huayongxin cover an area of 120,000sqm, have 4 workshops, 2 laboratories, 8 PC wire production lines and 4 PC strand production lines with each line production capacity at 3000 tons per month.

Our company is equipped with state-of-the-art testing facilities that ensure the PC wires' quality and performance are up to industry standards. These facilities allow you to conduct rigorous tests on the wires to ensure they meet the required specifications, including tensile strength, elongation, and corrosion resistance.

Our company follows a robust quality management system that ensures every step of the production process adheres to strict quality control measures. From raw material inspection to the final product, this system helps identify and rectify any potential issues, maintaining the highest quality standards.

Learning Center:

What is the difference between PC wire and PC Strand?