2.平开门窗、卷帘门用铝型材(GB 5237.1～6—2004)

表2-3-2平开门窗、卷帘门用铝型材(续表)型号截面面积/cm2重量/(kg/m)型号截面面积/cm2重量/(kg/m)J×C-10J×C-11J×C-12J×C-13J×C-140.722.6952.13.051.330.1940.7270.5670.8240.359J×C-19J×C-20J×C-21J×C-22J×C-103A1.961.5262.260.472.340.530.410.6080.1260.655注:A表示仅用于 ......（本文共 223 字 , 1 张图）     [阅读本文] >>