HG/T 4758-2014 "Water-based acrylic resin Coatings" is applicable to water-based single component or two-component paints with acrylic resin as the main film formation substance. These Coatings are mainly used for the decoration and protection of metal surfaces, with good adhesion and weather resistance performance. The standard specifies the technical requirements, test methods and inspection rules of Coatings, aiming to ensure the Stability and durability of Coatings under different environment conditions. HG/T 4758-2014 provides Coatings manufacturers, users and regulatory authorities with benchmarks for formulating product quality control and technical evaluation, which helps to improve the application effect and service life of Coatings.