... single/double 10L aluminum cylinders, valve, respirator, fixed support and base, etc. The advantages are easy installation, lower ... high strength(No splashing fragment in explosion), lightweight (40% lighter than steel cylinders) and corrosion resistence,etc.3. METAL cyinders ... can make sure the gases clean ,odourless and anticorrosive.4.METAL production and management is carried out by ISO9000 Quality ...