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- Place of Origin: shandong
- Brand Name: Hengyuan
- Model Number: hengyuan
Our company produces products such as large/small pipe coils, pancake coils and straight tubes with various specifications and models by adopting the world advanced continuous casting and rolling production process.
The high-accuracy pipe coil is one of our leading products, and has the advantages of highly clean and ultra-bright internal and external surfaces, uniform and compact structure, high dimensional accuracy, high heat exchange efficiency, easy welding, corrosion resistance, good use formability, and so on. It is widely applied to air conditioning refrigeration and heat exchanger industry.
Application: refrigeration, heating, heat exchange fan pipes, oil pipes, sewer pipes, gas pipes
The high-accuracy inner grooved copper tube produced by the world advanced continuous casting and rolling production process is one of our leading products, which features uniform and compact structure, high dimensional accuracy, standard and complete tooth shape, low inner cavity residue and so on. Its internal surface area is 65-100% more than that of the plain copper pipe with the same specification. Its heat transfer coefficient is 1.8-2.0 times higher than that of the plain pipe with the same specification. It is widely used for air conditioning and refrigeration industry, and adapts to the efficient, energy-saving
O. | Specifications | D mm | d mm |
TW/mm |
Hf /mm |
TWT/mm | α |
β/° |
n /item |
1 | φ7.00×0.27＋0.15-53-18 | 7.00 | 6.16 | 0.27 | 0.15 | 0.42 | 53 | 18 | 60 |
2 | φ7.00×0.25＋0.18-40-18 | 7.00 | 6.14 | 0.25 | 0.18 | 0.43 | 40 | 18 | 50 |
3 | φ7.00×0.25＋0.22-22-16 | 7.00 | 6.06 | 0.25 | 0.22 | 0.47 | 22 | 16 | 54 |
4 | φ9.52×0.28＋0.15-53-18 | 9.52 | 8.66 | 0.28 | 0.15 | 0.43 | 53 | 18 | 60 |
5 | φ9.52×0.30＋0.20-53-18 | 9.52 | 8.52 | 0.30 | 0.20 | 0.50 | 53 | 18 | 60 |
6 | φ9.52×0.27＋0.16-30-18 | 9.52 | 8.66 | 0.27 | 0.16 | 0.43 | 30 | 18 | 70 |
and healthy development trend of air conditioners.
- Place of Origin: shandong
- Brand Name: Hengyuan
- Model Number: hengyuan
O. | Specifications | D mm | d mm |
TW/mm |
Hf /mm |
TWT/mm | α |
β/° |
n /item |
1 | φ7.00×0.27＋0.15-53-18 | 7.00 | 6.16 | 0.27 | 0.15 | 0.42 | 53 | 18 | 60 |
2 | φ7.00×0.25＋0.18-40-18 | 7.00 | 6.14 | 0.25 | 0.18 | 0.43 | 40 | 18 | 50 |
3 | φ7.00×0.25＋0.22-22-16 | 7.00 | 6.06 | 0.25 | 0.22 | 0.47 | 22 | 16 | 54 |
4 | φ9.52×0.28＋0.15-53-18 | 9.52 | 8.66 | 0.28 | 0.15 | 0.43 | 53 | 18 | 60 |
5 | φ9.52×0.30＋0.20-53-18 | 9.52 | 8.52 | 0.30 | 0.20 | 0.50 | 53 | 18 | 60 |
6 | φ9.52×0.27＋0.16-30-18 | 9.52 | 8.66 | 0.27 | 0.16 | 0.43 | 30 | 18 | 70 |
and healthy development trend of air conditioners.