Welded steel gas cylinder is pressure containers used for transportation liquefied gas and can be refilled. They are widely used in chemicals, pesticide, metallurgical, paper making, rubber, plastics, textile, food-stuff, pharmaceuitical, purification of water, etc. Regular products: 1) Welded steel gas cylinder, nominal water capacity: 100L - 1000L 2) Gas tank, capacity:30cbm. 50cbm We also can design and manufacture steel cylinder of different specification according to customer's need. Packing: plastic foil