Descriptors | Gas cylinders, Pressure vessels, Containers, Transportable, Aluminium alloys, Volume, Marking, Identification methods, Colour, Shape, Inspection, Specimen preparation, Hardness, Weight tolerances, Rejects, Defects, Threads, Dimensional tolerances, Pressure testing, Test pressure, Leak tests, Hydraulic tests, Valves, Maintenance, Records (documents), Test equipment, Expansion (deformation), Volume measurement, Testing conditions, Gas pressure vessels, Torque |