High quality 58mm*1800mm solar vacuum tube( Manufacturer)
USD $1.45 - $3 /Piece
Min.Order:100 Pieces
Haining Chaoda Solar Collector Tubes Co., Ltd.
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.
Founded in 2006 , Haining Chaoda Solar Collector Tubes Co.,Ltd is professional supplier for all kinds of solar water heater products .
We supply good price and high quality solar water heaters ,solar collectors ,solar vacuum tube ,solar water tank ,solar bracket ,solar PV panel ,solar air conditioner ,solar hot water project and other related accessory and fittings .
we has been in international solar bussiness for more than 10 years , exporting to Europe ,Canada , USA , Middle east ,Mexico , New zealand ,Iran ,South Africa and so on .
Our company has CE ,solar key mark ,ISO9001 certificates . We are honest to be your best supplier.