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      1. 浙江超常锁业有限公司
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        Wan Ka lock industry to tell you how to install security doors

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            Yongkang Tianxiong Industry & Trade Co., Ltd. is a design, development, production and sales in one of the modern enterprise. Factory and convenient transportation, logistics, beautiful environment. Its more multiple brands the Wanjia lock industry the BAODEAN lock industry, Jia Wei lock industry, Hongli lock industry, Zhongheng lock industry, etc., these brands is the industry leader in the security door and security door locks. We not only the security door industry leader, is the industry leader of its locks. Today, and we take this opportunity to talk about the installation of security doors:
            First, determine the security door styles and sizes, to adapt the installation method. Security doors, door frames can use expansion bolts with fixed walls, can also be embedded iron in the hole at the masonry wall, installation and the doorframe connection weld. Then, the frame and the wall no matter what connection, each side should not be less than three anchor points, and should be firmly connected. The installation of security doors, you should first find out straight, hanging is the appropriate size amount after the temporary fixation, and correction, adjustment, and correct rear Anchorage. Door frames and doors, or between other parts of the installation of security devices.
            Finally, metal accessories on the security door handle, door locks, observation hole must be complete; password protect lock on the multi-function security doors, electronic alarms password system, doorbell paging devices must be effectively improved. Requirements and the ground plane of the gap should be less than 5mm.
         
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