Three Layer Water Heater Tube.We have CE,SGS,ISO Certification .with 11 years experience in the field of solar water heater .
Port: Shanghai
Minimum Order Quantity: 10 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Day
Payment Terms: T/T,Western Union
Contact SupplierPackaging Detail: standrad export carton
Delivery Detail: 7days
Three Layer Water Heater Tube
Length (nominal) | 1800mm/1600mm |
Outer tube diameter | 58mm/47mm |
Inner tube diameter | 47mm/37mm |
Glass thickness | 1.6mm/2.0mm |
Thermal expansion | 3.3x10-6oC |
Material | Borosilicate Glass 3.3 |
Absorptive Coating | Cu/SS/Al-N/Al |
Absorptance | >95% (AM1.5) |
Emittance | <6% (80oC) |
Vacuum | P<5x10-3Pa |
Stagnation Temperature | >200oC |
Heat Loss | <0.8W/ ( m2oC ) |
Maximum Strength | 0.8MPa |
Start-up temperature | ≤25°C |
Anti hail | ≤Ø 25mm |
Weight | 2.2kg |