Abestos-free acetylene Cylinder OD: 158/160/209.6/310/304.8/209.6/254mm Water Capacity: 6.3-53.8L Our company is a professional enterprise in cylinder field for more than 15 years.We specializes in manufacturing and exporting gas cylinders and its related products,such asacetylene cylinders ,CNG cylinders (Type 1 & Type 2),CNG Kits, seamless steel gas cylinders,,high purity gas,liquid gas,valves, ...