193-heat collecter tube - heat collection tube

heat collecter tube, diameter: 47mm/58mm/70mm, length:1500mm/1600mm/1700mm/1800mm/1900mm/2000mm/2100mm - more info check here: //www.sourcingappliances.com/193-heat-collecter-tube-30043818/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: CN;ZHE heat collecter tube: blue or black Model Number: heat collection tube Brand Name: jiachen

Product Features:

heat collecter tube

diameter: 47mm/58mm/70mm

length:1500mm/1600mm/1700mm/1800mm/1900mm/2000mm/2100mm

Business Terms:

Price Terms:FOB,CIF,EXW

Payment Terms: T/T,Western Union,MoneyGram,L/C

Minimum Order: Negotiatable

Delivery Port: Customized

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Specifications and Product Details:

sample is available

heat collecter tube property and specification:

Structure: All-glass double-tube co-axial structure;
material: High borosilicate 3.3 glass;

External pipe diameter and thickness: diameter=47±0.7mm=1.6mm; diameter= 58±0.7mm=1.6mm; diameter=70±0.7mm=2.0mm; &

Internal pipe diameter and thickness: diameter=37±0.7mm=1.6mm; diameter=47±0.7mm=1.6mm; diameter=58±0.7mm=1.6mm;
Pipe length:1500mm;1600mm;1700;1800mm;1900mm;2000mm;2100mm
Absorptive coating property: Structure: Cu/SS-ALN(H)/SS-ALN(L)/ALN
Deposition Method: 3 high magnetron sputtering plating
Absorption than: As=0.91~0.93(AM1.5)
Emission ratio: εh =0.04~0.06(80±5)
Vacuum tightness: P≤50×10-3 (Pa)
Idle sunning property parameters: Y=260~300 m²./KW
irradiation for obtaining a preset temperature H≤4.7MJ/m2 (58) H=3.7~4.2 MJ/ m²
H≤3.7MJ/m2 (47) H=2.9~3.2 MJ/ m²
Average heat loss coefficient: ULT=0.4~0.6W/(m².)