自动玻璃门钢架的安装
Installation of automatic glass door steel frame
门体较窄较低的时候，钢架直接打在土建的门洞上方墙体上，用膨胀螺丝吃紧;门体较宽较高的时候，分为门洞上方电焊角铁拉近槽钢，或者立个门中门，重新烧个门洞。钢架烧好之后，需要用油漆把钢架全部粉刷一遍，防止钢架生锈。然后确定玻璃尺寸。
When the door body is narrow and low, the steel frame is directly hit on the wall above the door opening of civil engineering and tightened with expansion screws; when the door body is wide and high, it can be divided into welding angle iron above the door opening to draw near the channel steel, or erect a middle door and burn the door opening atuijian：gangmoju.07858.net www.qibiji58.com www.machine-com.com
www.qingmeiit.com.cn www.lgjianzhu.com www.baodingjiaju.com.cn hsjiaquan.75ix.comgain. After the steel frame is burnt, it needs to be painted once to prevent the steel frame from rusting. Then determine the glass size