High quality 58mm*1800mm solar vacuum tube( Manufacturer)

FOB Price

USD $1.45 - $3 / Piece

100 Pieces(Min.Order)

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Product Details

Place of Origin	Zhejiang, China		Brand Name	Chada/OEM
Model Number	58mm Vacuum Tube

Name	High efficiency Solar Heat Pipe Tubes for solar water heater
Structure	All-glass double-tube co-axial structure
Glass material	High borosilicate glass 3.3
External Pipe Diameter & Thickness	Ø=47±0.7mm&=1.6mm
Internal Pipe Diameter & Thickness	Ø=37±0.7mm &=1.6mm
Pipe Length	1800mm.
Coating layers	Cu/SS-ALN (H)/SS-ALN (L)/ALN
Coating method	Three target magnetron sputtering plation
Thickness	1.6mm/2.0mm/2.2mm
Specific absorption	as=0.93~0.96(AM1.5)
Emission ratio	Σh=0.04~0.06(80°C±5°C)
Vacuum tightness	P≤5.0×10-3Pa
Idle Sunning Property Parameters	Y= 260 ~ 300m². °C/KW
Solar Radiation for Obtaining a Preset Water Temperature	H≤3.7 MJ/ m²(Ø47), H=2.9~3.2 MJ/ m²; H≤4.7 MJ/ m²(Ø58), H=3.7~4.2 MJ/ m².

Remarks

Payment: For LCL/Sample order, the wooden box fee and inland transportation fee will charge for extra, we accept 100% T/T in advance;

For FCL order, we accept 30% T/T in advance, 70% balance is upon the copy of B/L.

Warranty: 15 years for the vacuum tubes; for solar glass vacuum tube, we will send 1% of all tubes as compensation for free.

Delivery time: within 3 days for sample order; within 12 days for standard container, within 15 days for OEM order;

Packing details:If LCL/sample order, in order to avoid be broken in shipping, we will pack the tubes with wood box.

FCL Order: export standard carton, five layers hard paper carton with safety foam in every carton.

Product show

Haining Chaoda Solar Collector Tubes Co., Ltd.: Contact nameTony Liao
Chat Now; Phone86-573-87859001; AddressYuanhua Industry Zone, Jiaxing, Zhejiang

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