Hydraulic Cylinder, Multi-Stage Cylinder manufacturer / supplier in China, offering Single Action Parker Hydraulic Cylinder for Crop Protection, 200L Compact Non-Pressure Solar Water Heater with Keymark Certificate, Multistage Parker Telescopic Hydraulic Cylinder for Trailer/Dump Truck and so on.
Min. Order / Reference FOB Price | |
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7100 Piece | US $1.50/ Piece |
Local Area: | Jinan, Shandong, China |
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R&D Capacity: | OEM, ODM, Other |
Payment Terms: | LC, T/T |
Condition: | New |
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Type: | Double Vacuum Heating Tube |
Certification: | API, ISO, CB, CCC |
Technical data:
Models
58x1800
58x2100
47x1500
70x2100
Structure
Three Target
Outer tube diameter
58±0.7mm
58±0.7mm
47±0.5mm
70±0.7mm
Inner tube diameter
47±0.7mm
47Sound Module ±0.7mm
37±0.5mm
47±0.7mm
Outer Tube thickness
1.6±0.15mm
1.8±0.15mm
1.6±0.15mm
2.0±0.15mm
Inner tube thickness
1.6±Customized Service for Machinery 0.15mm
1.8±0.15mm
1.6±0.15mm
1.8±0.15mm
Tubes length
1800±5mm
2100±5mm
1500±5mm
2100±5mm
Material of coating
Copper, Aluminum, Stainless Steel
Absorptance
≥0.92
Emittance
≤0.06
Vacuum
less than 5.2x10-4Pa
Transmittance of Outer Tube
0.92
Stagnation temperature (height)
270~300ºC
Heat-loss coefficient
less than 0.5 w/ (m2*ºC)
Bearing hailstone ability
30mmsteel ball from 450mm high
Pressure-endure ability
1MPa
20GP/40GP/40HQ load
3480/7100
2800/4460
4700/11550
1800/3860
Company Information:
Shandong Zentek Power & Energy Co., Ltd is a leading company which is focus on design, manufacturing and developing renewable power solution products in China, our products are including on grid and off grid solar power system, solar thermal system, solar thermal power system, small and medium hydro power system.
Our target is manufacturing and service locally around the world, we are looking forward all kinds of cooperation in our field, such as EPC ,sub contract, JV factory and so on.
We are a professional manufactures of solar vacuum tube , can offer all specification, such as 47*1500mm, 58*1800mm, 58*2100mm, 125*700mm,145*800mm,150*900mm,125*1800mm,70*2100mmand so on.
We have technology, research, project and marketing centers in Jinan and production base of 68000M2 in Tengzhou city.
Since our company established, we adopts advanced all-electric-melting furnace production line and all glass evacuated tube production line,which guarantee the stability of the products from the glass tubes to the solar collector tube. Over 20 coating lines ensure 10 million tubes production capacity every year.
What's more,we have been exported to over 20 countries, such as India, America, Turkey, Syria, Mexico Brazil ...