
Product Advantages: Immerse yourself in a groundbreaking construction experience with the cutting-edge Threaded Rebar Couplers from Hainan Zirunda International Trade Co., Ltd. Witness the marvel of engineering excellence with these precision-designed couplers, which redefine your construction practices through impeccable performance. Leading in construction innovation, our couplers promise unparalleled reliability and efficiency. Explore our masterfully crafted Rebar Couplers, Splicing Connectors, Thread Couplers, Steel Splicing, Rebar Splicing, and Sleeves, each showcasing outstanding performance and unwavering dependability.
1. Crafted with masterful precision from premium 45# seamless steel pipe, these couplers set the standard for exceptional strength and durability. They provide remarkable resilience and longevity, guaranteeing the stability and reliability of your projects in even the most demanding construction environments, thereby safeguarding your project's integrity over time.
2. We adhere strictly to national standards with unyielding dedication. Every sleeve undergoes a thorough inspection and certification process, backed by comprehensive reports, detailed material documentation, and verified certificates. This rigorous protocol ensures unparalleled quality, instilling supreme confidence in each product we deliver.
3. Boasting a wide array of specifications and models, complemented by an extensive inventory, we promise quick and reliable delivery. Standard models are dispatched the same day, guaranteeing prompt and dependable service to efficiently meet your needs at every phase.
4. Our esteemed partnerships with industry titans such as China Construction, China Railway, and MCC highlight our profound expertise and the substantial trust we've fostered over the years. These collaborations stand as a testament to our unwavering commitment 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. With over two decades of unparalleled expertise in factory production, we have set the benchmark for excellence and innovation in the industry. Our leadership and legacy in the field are simply unrivaled.
2. Our state-of-the-art production equipment embodies the pinnacle of technological advancement, ensuring that each product not only meets but exceeds industry standards with exceptional quality.
3. Experience seamless and efficient transactions with our strategically advanced logistics solutions, designed to make your interactions effortlessly smooth and stress-free.
4. Our rigorous quality control procedures ensure that only the highest quality products reach our esteemed clients, reinforcing our reputation for unwavering excellence.
5. We offer a wide range of flexible and convenient payment options, tailored to your specific needs, ensuring a seamless purchasing experience.
6. With a comprehensive inventory and efficient production cycle, we are well-equipped to meet your urgent requirements with exceptional speed and efficiency, keeping your projects on schedule.
