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- Place of Origin: shandong
- Brand Name: Hengyuan
- Model Number: R410A
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 straight tube and R410A pipe are mainly used for various refrigerators and heaters, and also can be used for oil delivery and brake pipes, water and gas pipelines for buildings, and so on.
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 and healthy development trend of air conditioners.
NO. | 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 |
- Place of Origin: shandong
- Brand Name: Hengyuan
- Model Number: R410A
NO. | 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 |