The color template has an area of at least

20 cm ×25 cm. The area where the commodity specifications of the color template are displayed is 20cm×25cm. Less than this area will lead to inaccurate color resolution. General requirements for painting and coloring Scope of application Surface treatment and coating protection system for towers, containers, heat exchangers, heating furnaces, machinery, packaging machinery, instruments, steel structures, pipelines and other parts.