Fire Fighting Cylinder OD: 140/165/219/267/279/325mm ... 1 & Type 2),CNG Kits, seamless steel gas cylinders,,high purity gas,liquid gas,valves, CNG station equipments, storage cylinders,compressors,calcium ... all the customers around the world.Our seamless steel Fire Fighting Cylinder has the merit of safety,lightweight clear ... so on. Specifications and some photos are as follows Fire Fighting Cylinder