This standard specifies the terms and definitions, principles and structure, type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking and packaging of glass rotameter. This standard applies to direct-reading indicating rotor flowmeters (hereinafter referred to as flowmeters) composed of a conical tube and a rotor (or float, the same below) made of glass or other transparent materials.
JB/T 9255-2015 Referenced Document
GB/T 13384-2008 General specifications for packing of mechanical and electrical product
GB/T 25480-2010 Basic environmental conditions and testing methods for transportation and storage of instruments