COPPER TUBES

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Packaging & Delivery

Packaging Detail:Packing: Wooden pallet packing strong seaworthy, Coils will have to be collected into a pile to build round 3+3 or 7 coils carried on one fumigated wooden pallet. Cardboard flange to be inserted between each coil and to be placed onto the top of the highest one.Shrinking film wrapping the parcel, each parcel composed of 3+3 or 7 coils, will have to be characterized by a label including the dimension, gross weight, tare and net weight, packing number, production date.
Delivery Detail:within 15 days after we received deposite or L/C

Specifications

1) high efficiency, energy saving healthy
2) the inside surface area increases 70~100% than plain copper tube


We have passed ISO9001, ISO14001, UPC,SGS and TUV etc.,these promise that the products we produced are always of the best quality

1) Alloy no.: C12200, Temper: soft drawn

2) Coil Wt.: 100kg ~ 500 kg

SpecificationsUnit weightO.DI.DBottom Wall Thickness TWFin Groove Depth HFTotalWallThicknessApex AngleHelix AngleNumber of Tooth
Φ5.00×0.20+0.15-18°335.004.300.20.150.35401840
Φ7.00×0.25+0.10-15°527.006.300.250.100.35401565
Φ7.00×0.25+0.18-18°577.006.140.250.180.43401850
Φ7.00×0.25+0.22-16°587.006.060.250.220.47221654
Φ7.00×0.27+0.15-18°607.006.160.270.150.42531860
Φ7.94×0.25+0.18-18°657.947.080.250.180.43401850
Φ7.94×0.25+0.20-18°667.947.040.250.200.45401850
Φ7.94×0.26+0.17-18°667.947.080.260.170.43401850
Φ7.94×0.28+0.20-18°727.946.980.280.200.48401850
Φ7.94×0.30+0.20-18°767.946.940.30.200.50401850
Φ9.52×0.27+0.16-18°829.528.660.270.160.43301870
Φ9.52×0.28+0.12-15°809.528.720.280.120.40531565
Φ9.52×0.28+0.15-18°839.528.660.280.150.43531860
Φ9.52×0.28+0.15-25°889.528.660.280.150.43902565
Φ9.52×0.28+0.20-18°859.528.560.280.200.48251855
Φ9.52×0.28+0.20-18°889.528.560.280.200.48401860
Φ9.52×0.30+0.20-18°909.528.520.30.200.50301860
Φ9.52×0.30+0.20-18°949.528.520.30.200.50531860
Φ9.52×0.34+0.15-25°1049.528.540.340.150.49902565
Φ9.52×0.40+0.25-18°1239.528.220.40.250.65401860
Φ12.00×0.36+0.25-18°14012.0010.780.360.250.61401870
Φ12.70×0.35+0.25-18°15512.7011.500.350.250.60531870
Φ12.70×0.40+0.25-18°17012.7011.400.40.250.65531870
Φ12.70×0.50+0.25-18°20112.7011.200.50.250.75531875
Φ12.75×0.36+0.21/0.25-20°15012.7511.530.360.250.61482070
Remark:These are common sizes which the company is making,and unusaal sizes with special requirement can be tailor-made against order.

the inside surface area increases 70~100% than that of the same specification of plain copper tube, the heat transfer coefficient is about 1.8~2.0 times of that of same specification of plain tube.


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