This standard specifies the terms and definitions, models, structural types and basic dimensions, technical requirements, inspection and test methods, inspection rules, signs, packaging, storage and transportation of liquefied petroleum gas cylinder valves. This standard applies to liquefied petroleum gas cylinder valves (hereinafter referred to as valves) with an ambient temperature of -40°C to +60°C and a nominal working pressure of not more than 2.5MPa.
GB 7512-2006 Referenced Document
GB/T 1184 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 1804 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 197 General purpose metric screw threads—Tolerances*, 2018-03-15 Update
GB/T 228 Metallic materials--Tensile testing at ambient temperature
GB/T 3934 Specification of gauges for general purpose screw threads