,I would like to introduce our factory to you ,and I attached the catalog for your reference

we are as the manufacturer dedicated in producing cryogenic liquid cylinders or tanks,such as：co2.oxygen,carbon dioxide,nitrogen,and natural gas

made by quality aluminum 6061 and manufactured strictly in accord with national and international safety standards; consistency of wall thickness, weight and performance; 40% weight reduction than steel cylinders; non-magnetism and superior corrosion resistance

Aluminum gas cylinders are ideal to store industrial and specialty gases because of lightweight, non-magnetism, and corrosion resistance. NET’s high pressure seamless gas cylinders are made by quality aluminum 6061 and manufactured strictly in accord with national and international safety standards, which assures consistency of wall thickness, weight and performance. They are the first choice to fill and refill various kinds of industrial gases, high purity gases and calibration gases. Advanced