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58*1800mm Tube for solar water heater

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Model No.58*1800mm


1. Total length of scuff on out tube should be less than 1/3 of length of tube.

2.Inner Tube Support

   Support be of the same color and installled in approrite possition

3. Absorption ≥91%

4. Emission ≤ 5.9%

5. Thickness =1.6mm

6. Weight : 2KG 

7. Average Heat Loss Coefficient :U=0.51W/(m.℃)

8. Stagnation Coefficient: Dia 58mm: H≤4.5MJ/㎡

9. Solar Exposure Coefficient: 238㎡.℃/KW

10. Glass Transmittance: 0.920(AM1.5)

11. Vaccum :P≤5.0*10-2pa

High Boron Silicon Tube

Product Categories : Vacuum Tubes > All Glass Evacuated Tube

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Home > Products > Vacuum Tubes > All Glass Evacuated Tube > 58*1800mm Tube for solar water heater

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