
Product Advantages: Immerse yourself in a groundbreaking construction journey with the game-changing Threaded Rebar Couplers from Hainan Zirunda International Trade Co., Ltd. These engineering masterpieces are meticulously crafted to ensure precision, revolutionizing your construction practices with unparalleled performance. Leading the charge in construction innovation, our couplers assure exceptional reliability and efficiency. Discover the expertly tailored Rebar Couplers, Splicing Connectors, Thread Couplers, Steel Splicing, Rebar Splicing, and Sleeves, which promise extraordinary performance and unwavering dependability.
1. Crafted to perfection from premium 45# seamless steel pipe, these couplers define excellence in strength and durability. They deliver remarkable resilience and longevity, maintaining the stability and reliability of your projects even in the most challenging construction environments. They stand as guardians of your project's integrity over time.
2. We adhere strictly to national standards with unyielding dedication. Each sleeve undergoes a meticulous inspection and certification process, backed by thorough reports, comprehensive material documentation, and authentic certificates. This rigorous procedure ensures top-tier quality, instilling supreme confidence in every product we present.
3. With an extensive range of specifications and models, supported by a vast inventory, we ensure rapid and reliable delivery. Standard models are shipped the same day, providing prompt and dependable service to efficiently meet your needs at every juncture.
4. Our esteemed collaborations with industry titans like China Construction, China Railway, and MCC showcase our profound expertise and the significant trust we have nurtured over the years. These partnerships stand as a testament to our unwavering dedication to 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 |


International straight thread sleeve |
Diameter |
external diameter |
length |
thread angle |
single weight |
Φ14 |
21 |
35 |
75 |
0.08kg |
Φ16 |
24 |
40 |
75 |
0.1142kg |
Φ18 |
27 |
45 |
75 |
0.157kg |
Φ20 |
30 |
50 |
75 |
0.198kg |
Φ22 |
32.5 |
54 |
75 |
0.28kg |
Φ25 |
37 |
60 |
75 |
0.366kg |
Φ28 |
41 |
65 |
75 |
0.519kg |
Φ32 |
47 |
70 |
75 |
0.55kg |
Φ36 |
53 |
84 |
75 |
0.754kg |
Φ40 |
59 |
90 |
75 |
1.03kg |


1. Boasting over two decades of unmatched expertise in factory production, we have established the industry benchmark for excellence and innovation. Our leadership and legacy in the field are unparalleled.
2. Our state-of-the-art production equipment embodies the pinnacle of technological innovation, ensuring each product not only satisfies but exceeds industry standards with exceptional quality.
3. Experience seamless and efficient transactions with our strategically advanced logistics solutions, designed to make your engagements effortlessly smooth and stress-free.
4. Our rigorous quality control procedures guarantee that only the finest products reach our esteemed clientele, reinforcing our reputation for unwavering excellence.
5. We provide a wide array of flexible and convenient payment options tailored to your specific needs, ensuring a seamless purchasing experience.
6. With a comprehensive inventory and an efficient production cycle, we are well-equipped to meet your urgent requirements with remarkable speed and efficiency, keeping your projects on schedule.
