Aluminum Profile Door & Window 1060,6a02,6005,6063 T5,T6 ... .GB5237.1-2004 "aluminum alloy extruded profiles for architecture Part 1, Substrate "3.GB5237.2-2004 "aluminum alloy ... and insulation type); 45,53 Series Swing, free door.(2)wall profiles,120,155,185,200 series of fully ... GB5237.1-2004 "aluminum alloy extruded profiles for architecture Part 1: Substrate”2, GB5237.2-2004 "aluminum alloy extruded ...