... Product Name: Cylinder Cascade;Model: 5060Materials: 30CrMo (4130X)and etc.Specifications: 50,80,120,167WL × 16,30,50 ... cylinders, steel racks and fittings. Fittings include hi-pressure stainless pipe, ball valves, HP joints and connectors, safety valve, pressure ... gauge and valves etc.Remarks: cascade of different dimension ...