Door (full name: security doors), both anti-theft and security performance security door size, you can use different materials security doors, but must meet the standards of qualified testing and receive security products production permit. Accordance with the "anti-theft security door general technical conditions" provides qualified security door within 15 minutes use chisels, screwdrivers, crowbars and other common hand tools and power tools and other portable hand drill or unable to pry open the doors opened on a 615 mm2 of Xinzhou open security doors, or open a 38 mm2 openings in the locking point 150 mm2 semicircle. And the use of anti-theft door locks must be qualified through the Ministry of Public Security testing center dedicated anti-theft door locks with anti-drilling capabilities. Size direction: GB doors generally have four sizes, height of 2050mm and 1970mm two heights, width of 860mm and 960mm rear two kinds of combinations can be: 2050 * 860,2050 * 960,1970 * 860,1970 * 950 Taiyuan theft doors, height 2050mm overall height of 2.05 meters is the door, the door opening height if the user is relatively easy to 2070mm to 2050mm height to buy, you need to stay margin of about 20mm, installation adjustment. 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. Datong strong security door _ _ Door Door Industry Rising prices provided by Wanbailin district-Sheng distribution of stainless steel products. Wanbailin district-Sheng Stainless Steel Products Distribution Division (www.sxqsmy.net) quality services and products, and are subject to approval and trust of new and old customers and the industry. Our company is a certified member of the whole network Commercial Union, Commercial Union Support icon on the page, you can talk directly to our customer service staff, to our future cooperation happy!