Aluminum Profile 1060,6a02,6005,6063/T5 ... /T6892-2000 "industrial aluminum and aluminum alloy extruded profiles"2.GB5237.1-2004 "aluminum alloy extruded profiles for architecture Part ... 1, Substrate "3.GB5237.2-2004 "aluminum alloy extruded profiles for architecture Part 2, Anodizing, color ... Part 1: Substrateā2, GB5237.2-2004 "aluminum alloy extruded profiles for architecture Part 2: Anodizing, color ...