Insulated double pancake coil copper-aluminum tube with nuts
Materials:aluminun pipe and two ends are copper pipe.
Used for air conditioner installation to connect indoor and outdoor air conditioner.The copper tube inside is compatible for R410a,R407c,R404a,R507and R22 refrigerants.
Parameter of insulated double pancake coil copper-aluminum pipe
specificaton | Outer diameter of short copper tube | Inside diameter of aluminum tube | the length of short copper tube |
1/4”+3/8” | 6.35×0.6+9.52×0.6 | Φ6.35*0.7+φ9.52*0.7 | 90mm/150mm |
1/4”+1/2” | 6.35×0.6+12.70×0.6 | Φ6.35*0.75+φ12.7*0.8 | 90mm/150mm |
1/4”+5/8” | 6.35×0.6+15.88×0.7 | Φ6.35*0.7+φ15.88*0.9 | 90mm/150mm |
3/8”+5/8” | 9.52×0.6+15.88×0.7 | Φ9.52*0.7+φ15.88*0.9 | 90mm/150mm |
3/8”+3/4” | 9.52×0.6+19.05×0.8 | Φ9.52*+φ19.05*1.2 | 90mm/150mm |
1/2”+3/4” | 12.70×0.6+19.05×0.8 | Φ12.7*0.8+φ19.05*1.2 | 90mm/150mm |
Insulated double pancake coil copper-aluminum pipe characteristics
Alloy:Alloy
Dimension and tolerances:according to the EN12735
Internal surface:smooth and mirror- like
Excellent resistance to corrosion
Suitable for the new gas R407C and R410A
Length:3m~15m(including the length of the short copper tube)
PE heat-shrikable tube to prevent oxidation, extend the life of the aluminum tube
| Items | Test method | Result |
| Airtightness property | 4.0MP A, 5 min | No leak |
| Presure resistance | 12MP A, 1 min | No crackle |
| Bendability | Diameter 180 deg | No pleat and crackle |
Packaging
plastic bags/corrugated cases/customers demands
Shipping
7working days after payment




Customerized services.In compliance with the specific customer’s requirements ,pipes can beproduce according to different standardized regulations or with different diameters,wall thicknesses and length,once the technical feasibility has been verified.
Quick response. Quotation for double coil air conditioner copper pipe will be provided within 48 hrs.
Free sample. Single coil air conditioner copper pipe can be available.
Excellent after sale service. Professional engineer with six year experience to solve your problem regarding air conditioner copper pipe.
100% compensation if any quality problem.
Dongguang YiDu Refrigeration Technology Co.,Ltd was established in 2009, specializing in the RD and manufacture of refrigeration accessories,especially the cooper/aluminum connecting pipe for air conditioner. Product arrange includes the central air-conditioner heat preservation copper tube, air-conditioning aluminum tube, air-conditioner coating tube. Due to innovative improve technology, YiDu can ensures 4 mian advantages compared with other competitors. For six years,YiDu has already built a well-earned reputation for producing the finest products with reasonable cost. Manufacture capacity can reach 4k-6k sets daily. Products have been exported to Europe, America, Japan, Middle East, Southeast Asia,and so on. Welcome to contact our sales for quotation

Name | Lorry Fang |
Tel | 13642636130 |
Fax | 076982283161 |
Website | / |
Your inquiry will be answered within 24 hours.Wishing to be your long term partner, please feel free to contact us ,we will do our best for you . | |
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