Shanxi security doors, security doors Datong, strong Sheng door industry (view) by Wanbailin district-Sheng distribution of stainless steel products. Wanbailin district-Sheng Stainless Steel Products Distribution Division (www.sxqsmy.net) is a leader in Taiyuan, metal door, over the years, the company is implementing scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Sheng door industry in a strong leadership with the staff warmly welcome all inquiries negotiations to create strong Sheng door industry a better future. According to the structural characteristics of points, there are push-pull fence security doors, flat open fence security doors, security doors and plastic embossed luxury multifunction security doors and other types. For the average consumer, security doors of residents is mainly flat open security doors. Swing is the largest currently on the market demand for a security door. Some call this a standard household door to door or entrance door, that this is a distinction between indoor and outdoor door. Therefore, it is in addition to security, but also involves heat, noise, aesthetics and other aspects. Swing from the form is divided into: ordinary door, the door in the door, bomb doors and composite doors. Common Swing is the single fan open closed doors. Door in the door that is another swing gates and security door price advantage, as part of its outer door fence gate, fence gate after the small door, open the fence gate door can be used as security doors and ventilation purposes, closed small role as a swing door. Picture Door frames are generally used for larger family residential home, which is to ensure easy access in peacetime, but also easy to make big furniture moved. Also known as a composite door frame two Luliang security door, the front door to the fence door, the back door is a closed swing. Size direction: GB doors generally have four sizes, height of 2050mm and 1970mm two heights, width of 860mm and 960mm are two, after the combination is: 2050 * 860,2050 * 960,1970 * 860,1970 * 950, height 2050mm overall height of 2.05 meters is the doorframe Shanxi security door, if you can buy doorway height is 2070mm to 2050mm height, you need to leave a margin of about 20mm, relatively easy adjustment during installation. Open door into the outer and inner opening two kinds, but to identify the direction of the door are outdoor discern. Direction is divided into: the outer left open, right outside the open, the left open, in the right open. Distinguished from the hinge (hinge) side prevail. Outside left open as an example: in the outdoor face the doorway, the hinge (hinge) on the left hand side is the outside left open, and so on.