| Customization: | Available |
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| After-sales Service: | Yes |
| Connection: | Thread |
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Product Advantages: Step boldly into the future of construction with the pioneering innovation of Hainan Zirunda's Threaded Rebar Couplers. These exceptional connectors redefine your building projects by delivering extraordinary strength and efficiency, setting an unprecedented benchmark in construction technology. Explore our diverse range of Rebar Couplers, Splicing, Connectors, Thread Couplers, Steel Splicing, Rebar Splicing, and Sleeves, each precisely engineered for remarkable performance and steadfast reliability.
1. Crafted with supreme precision from premium 20# seamless steel pipe, these couplers set an industry-leading standard in durability and resilience, effortlessly standing the test of time and adapting to the most demanding construction conditions.
2. Our unwavering dedication to adhering to national standards is reflected in every sleeve. Each sleeve undergoes a rigorous inspection and certification process, complete with detailed inspection reports, comprehensive material lists, and authentic certificates, ensuring unparalleled quality and absolute peace of mind.
3. With an extensive range of specifications and models supported by a robust inventory, we ensure swift dispatch and delivery. Regular models are shipped the same day, providing you with the prompt and reliable service you deserve.
4. Our esteemed partnerships with industry giants like China Construction, China Railway, and MCC showcase our profound expertise and the immense trust we have built over the years.
| Diameter | Length | Outside diameter | pipe thickness | Bore size |
| Φ14 | 95/ | 28 | 4.5 | 23.5 |
| Φ16 | 95/110 | 30 | 4.5 | 25.5 |
| Φ18 | 118/125 | 34 | 5.7 | 28.3 |
| Φ20 | 120/130 | 36 | 6 | 30 |
| Φ22 | 132/140 | 40 | 6.8 | 33.2 |
| Φ25 | 150/170 | 45 | 7.5 | 37.5 |
| Φ28 | 168/190 | 50 | 8 | 42 |
| Φ32 | 192/220 | 55 | 9 | 46 |
| Φ36 | 220/ | 63 | 10 | 53 |
| Φ40 | 250/ | 70 | 11 | 59 |
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