... .3m 3.Surface treatment: mill finished, anodized,powder coating. Similar pipe profie Feature:1. The maximum OD size is 220mm.2 ... treatment: mill finished, anodized,powder coating, electroplate, wooden grain.4. Alloy: 6061,6063, 6082,6463,6005,63515: Temper: T3-T8Introduce of ... coating color: Various kind of color are provided.6. Hight quality guarantee. Aluminium pipe with different color