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ProductsDiscover Ruibaolong's full range of High-Performance PC Steel Wire, PC Steel Bar, and Cold Drawn Wire. We specialize in SWRH82B Spiral Ribbed, Plain, and Indented surfaces, as well as Hose Reinforcement Wire. ISO 9001 certified manufacturer for PCCP and infrastructure projects.
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About UsTianjin Ruibaolong Prestressed Steel Strand Co., Ltd. is a leading ISO 9001 certified manufacturer established in 2010. We specialize in producing and exporting high-quality PC wire and steel bars globally.
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Classic CasesBrowse our portfolio of successful infrastructure projects. From domestic water diversion systems to international railway construction, see how Ruibaolong steel wire powers global engineering.
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BlogAbout Ruibaolong We are a professional metal products manufacturer dedicated to High-Performance PC Steel Wire. With a strong market network covering China and an expanding global footprint, we supply essential materials for bridges, buildings, and infrastructure. Here, we share our journey in connecting the world with strength and durability.
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Contact UsGet in touch with Ruibaolong for factory-direct quotes on PC Wire and Steel Bars. Located in Tianjin, China. Contact our export team today for technical support and pricing.
NEWS CENTER
Blog
15
2026
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06
Spiral Ribbed Prestressed Concrete Wire Manufacturer
Tianjin Ruibaolong is a professional manufacturer of Spiral Ribbed Prestressed Concrete Wire (PC Wire), supplying high-strength solutions for prestressed concrete applications worldwide.
Designed with spiral ribs on the wire surface, this product provides enhanced bonding performance with concrete compared to plain prestressed wire, helping improve structural strength, durability, and crack resistance.
Our spiral ribbed PC wire is manufactured in accordance with GB/T 5223 standards and is widely used in concrete poles, railway sleepers, hollow core slabs, PHC piles, bridge components, and other prestressed concrete structures.
Available Specifications
| Diameter | 1470MPa | 1570MPa | 1670MPa | 1770MPa | 1860MPa |
|---|---|---|---|---|---|
| 3mm | √ | √ | √ | × | × |
| 4mm | √ | √ | √ | √ | √ |
| 4.8mm | √ | √ | √ | √ | √ |
| 5mm | √ | √ | √ | √ | √ |
| 6mm | √ | √ | √ | √ | √ |
| 6.25mm | √ | √ | √ | √ | √ |
| 7mm | √ | √ | √ | √ | √ |
| 8mm | √ | √ | √ | × | × |
| 9mm | √ | √ | √ | × | × |
| 10mm | √ | √ | × | × | × |
| 11mm | √ | √ | × | × | × |
| 12mm | √ | √ | × | × | × |
Note: √ = Available, × = Not Available.
Key Features
- Excellent bond strength with concrete
- High tensile strength from 1470MPa to 1860MPa
- Stable mechanical properties
- Consistent rib geometry
- Suitable for prestressing applications
- Manufactured under strict quality control procedures
Why Choose Tianjin Ruibaolong?
- Six dedicated production lines for prestressed steel wire manufacturing
- Independent laboratory for mechanical and dimensional testing
- Every coil inspected before shipment
- Stable production capacity and quality consistency
- Custom specifications available upon request
- Export-oriented manufacturing with professional technical support
- Fast production and delivery schedules
Manufacturing Capabilities
Tianjin Ruibaolong operates six production lines dedicated to prestressed steel products.
Our factory is equipped with an independent testing laboratory, and every coil is inspected before shipment to ensure compliance with customer specifications and applicable standards.
In addition to standard products, we provide:
- Custom Spiral Ribbed Prestressed Concrete Wire
- Prestressed Plain Steel Wire (3mm–14mm)
- High-Strength Galvanized Wire (3mm–5mm, ≥1770MPa)
- Cold Drawn Steel Wire
- Customized packaging and coil weights
Applications
Spiral Ribbed Prestressed Concrete Wire is commonly used in:
- Prestressed concrete poles
- Railway sleepers
- Hollow core slabs
- PHC piles
- Concrete pipes
- Bridge components
- Infrastructure projects
- Precast concrete products
Frequently Asked Questions
What is Spiral Ribbed Prestressed Concrete Wire?
It is a high-strength steel wire with spiral ribs on the surface designed to improve bonding between steel and concrete in prestressed structures.
What diameters do you supply?
We manufacture diameters ranging from 3mm to 12mm.
Do you offer 1860MPa wire?
Yes. 1860MPa tensile strength is available for selected diameters from 4mm to 6.25mm.
Can you produce custom specifications?
Yes. Custom diameters, tensile strengths, coil weights, and packaging are available upon request.
What standard do your products comply with?
Our products are manufactured according to GB/T 5223 requirements and customer-specific specifications.
Is galvanized spiral ribbed wire available?
Customized galvanized solutions can be discussed based on project requirements.
What industries use this product?
The product is widely used in the precast concrete, utility pole, railway, and infrastructure sectors.
Do you inspect every coil before shipment?
Yes. Every coil undergoes inspection and testing before leaving our factory.
Request a Quote
Looking for a reliable Spiral Ribbed Prestressed Concrete Wire manufacturer?
Contact Tianjin Ruibaolong today for technical support, product recommendations, samples, and competitive quotations.
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Tianjin Ruibaolong Prestressed Steel Strand Co., Ltd. is one of the professional manufacturers specializing in the research, development, production, and operation of prestressed steel wires, cold-drawn steel wires, and steel wires for roll welding machines.
Address: No. 3, Tianyu Road, Tianyu Science and Technology Park, Jinghai District, Tianjin
Email: globaltrade@rblprestress.com
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