Specifies the terms, definitions, performance requirements, test methods, inspection rules, etc. of the effective surface of aluminum and aluminum alloy oxalic acid anodized composite films. It is an anodized composite film obtained by coating the surface of aluminum and aluminum alloy oxalic acid anodized films with organic polymers for the main purposes of protection and decoration.
T/LLX 0002-2023 history
2023T/LLX 0002-2023 Combined oxalic anodic oxide coatings on aluminium and its alloys
2022T/LLX 0002-2022 Aluminium alloy extruded profiles used for decoration excluding architecture Anodized profiles