Fire Fighting Cylinder OD: 140/165/219 ... 15 years.We specializes in manufacturing and exporting gas cylinders and its related products,such asacetylene cylinders ... & Type 2),CNG Kits, seamless steel gas cylinders,,high purity gas,liquid gas,valves, CNG station equipments, storage cylinders, ... the customers around the world. Our seamless steel Fire Fighting Cylinder has the merit of safety,lightweight ...