- Contact Person : Mr. SHEN zhangheng
- Company Name : Haining Hengji Solar Energy Technology Co., Ltd.
- Tel : 86-0573-87817725
- Fax : 86-0573-87816388
- Address : Zhejiang,haining,yuanhua
- Country/Region : China
- Zip : 314416
Solar water heating
* Water tank of Non-pressue solar water heating
Outer tank material, Color coated steel
Inner tank material, SUS304-2B food-grade stainless steel
Insulation layer material, Polyurethane foam
Pipe material, stainless steel
Outer tank thickness, 0.31mm
Inner tank thickness, 0.31mm
Insulation thickness, 50mm
Pipe size, 15mm/20mm
* Collector of vacuum tube solar water heating
Tube size | 58x1800mm |
Outer tube diameter | 58mm |
Inner tank diameter | 47mm |
Glass thickness | 1.6mm |
Material | 3.3 high borosilicate glass |
Absorptive Coating | ALN/AIN-SS/CU |
Thermal expansion | 3.3x10-5K-1 |
Absorption efficiency | More than 93%(AM1.5) |
Emissivity | Less than 5% |
Vacuum | Less than 3×10-3Pa |
Heat loss | Less than 0.6W/m2°C |
* Frame for compact solar water heating
Frame material, galvanized steel
Frame thickness, 1.4mm thickness
Frame angle, 27-56 degree
* Loading QTYs 200L solar water heating
51sets/20GP, 100sets/40GP, 125sets/40HQ
* Pictures of 150L compact non-pressure solar water heating system
Welding for pipes
Sketch map
Side tank with company LOGO
Working principle of non-pressure solr watr heater
Solar water heating
