Chongqing Anran Gas Technology Co Ltd
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Ground Storage

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Ground Storage

CNG cascade consists of a series of natural gas cylinders, steel frame, valves, pipelines and high-pressure fittings. Priority sequence control panel can also be installed according to customers' requirements. CNG cascade is used for ground storage of compressed natural gas. The steel cylinders with 250 bar operation pressure are widely used so far. Government regulations require stationary CNG storage cascades to be located outdoors at ground level. A single CNG cylinder can be delivered with bags, while CNG cascade can packaged with wooden cases.

Features of Ground Storage:
1. CNG cylinder cascade is commonly installed in utility companies or other locations including automotive service stations, bus depots, and fleet garages.
2. The CNG storage cascade has good features of robust build quality, higher pressure than CNG cylinder for vehicles.
3. CNG storage cascade should keep from rain and fierce sunlight. In addition, it should be away from fire source and high temperature.
4. The operating pressure of CNG cascade is 250 bar.


Volume of individual cylinder 50 WL, 80 WL, 150 WL and etc.
Out dia. of individual cylinder 232 mm, 279 mm, 356 mm and etc.
Cylinder standard GB 1998, BS 5045, ISO 11439, ISO 9809-1
Operation pressure 25 Mpa (250 bar)
Testing pressure 37.5 Mpa (375 bar)

Founded in October 2006, Chongqing Anran Gas Technology Co Ltd. is a professional manufacturer and supplier of CNG equipment and technology in China. Besides CNG cylinders, we also provide CNG compressors, CNG conversion kits, current distributors, inverters, power generation equipment etc. CNG cascade is produced with ISO standard such as ISO11439, ISO9809-1. We possess a powerful technology research and development team to enhance our capabilities and ensure the quality of products.

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