
Product Advantages: Step into the vanguard of construction with Hainan Zirunda International Trade Co., Ltd! Our Threaded Rebar Couplers are celebrated as a transformative innovation in the construction realm, designed meticulously to elevate your building projects to unprecedented levels. These couplers embody reliability and efficiency, precision-engineered to revolutionize your construction tasks. As leaders in construction advancements, our Rebar Couplers, Splicing, Connectors, Thread Couplers, Steel Splicing, Rebar Splicing, and Sleeves are crafted with unparalleled accuracy, delivering superior performance and steadfast dependability.
1. Meticulously crafted from premium 45# seamless steel pipe, our couplers redefine durability and strength, ensuring exceptional resilience and longevity in even the most challenging construction environments.
2. In strict adherence to national standards, every sleeve undergoes rigorous inspection and certification. Supplied with detailed inspection reports, comprehensive material documentation, and authentic certificates, we guarantee unparalleled quality, inspiring absolute confidence in our products.
3. With an extensive range of specifications and models complemented by a robust inventory, we promise swift delivery. Our standard models are dispatched the same day, ensuring reliable and consistent service every time.
4. Our esteemed partnerships with industry titans such as China Construction, China Railway, and MCC attest to our profound expertise and the unwavering trust we have cultivated over years of excellence.
Name: |
Thread Rebar Couplers Standard Type |
Used for Rebar: |
HRB400/Grade 65/ and so on with rebar yield strength same as 500Mpaor lower than that. |
Raw Material: |
S45C -yield strength420Mpa, Tensile strength:600-650MPa |
Size: |
16mm/18mm/20mm/25mm/28mm/32mm/36mm/40mm |
Packing: |
By bags and pallets packing, or wooden case packing as required (25KGsmaller packing,1700KG per pallet) |
Sample |
Free existing samples for checking dimension and quality |
Production time: |
15-40 days based on different quantity after receive the prepayment |
Shipping Port: |
Xingang,Tianjin Port,Shanghai Port, China. |
Payment Terms: |
TT/LC |
Certificate: |
ISO/CE |


Weldable sleeve |
specification |
external diameter |
length |
quantity per unit |
Φ12 |
21 |
20 |
600 Units/pieces |
Φ14 |
24 |
22 |
500 Units/pieces |
Φ16 |
29 |
26 |
300 Units/pieces |
Φ18 |
31 |
28 |
250 Units/pieces |
Φ20 |
34 |
32 |
200 Units/pieces |
Φ22 |
39 |
34 |
150 Units/pieces |
Φ25 |
44 |
38 |
100 Units/pieces |
Φ28 |
49 |
43 |
80 Units/pieces |
Φ32 |
54 |
46 |
60 Units/pieces |
Φ36 |
56.5 |
56 |
40 Units/pieces |
Φ40 |
63 |
62 |
30 Units/pieces |


1. With over two decades of unparalleled expertise in factory production, we consistently set the benchmark for industry excellence.
2. Our state-of-the-art production equipment embodies the pinnacle of technological advancement, ensuring every product exceeds industry standards with exceptional quality.
3. Enjoy seamless and efficient transactions with our expertly crafted logistics solutions, designed to ensure smooth and hassle-free interactions.
4. Our unmatched quality control processes ensure that only premium products reach our valued clients, preserving our esteemed reputation for excellence.
5. We offer a broad selection of flexible and convenient payment options, tailored to suit your specific needs for an effortless purchasing experience.
6. With a comprehensive inventory and an accelerated production cycle, we are poised to meet your urgent demands with unparalleled speed and convenience.
