Anti-theft security doors can be divided into Class A, Class B, and Class C according to their security levels, of which Class C has the highest security performance, followed by Class B and Class A. Today, most of the items seen in shopping malls are Class A anti-theft security doors.
Anti-theft security doors, according to their different structures, can be divided into three types of swing-type anti-theft security doors, fence-type anti-theft security doors and fence-type folding doors. â– The appropriate anti-theft security door should be selected according to the actual requirements such as the size of the door opening, the opening direction, and the color pattern.
â– The tamper-proof function is the most important function of anti-theft security door. At the time of purchase, the seller can be required to show the relevant department's inspection certificate.
â– The steel plate thickness of qualified anti-theft security door frames should be more than 2 mm, the thickness of the door body should be generally more than 20 mm, and the weight of the door body should generally be more than 40 kg. The door body can be inspected by removing the cat's eyes, doorbell box or locking handles. Internal structure.
â– Check the quality of the process and check whether there are any welding defects, such as open, unwelded, missing welds.
â– Check the lock. Qualified anti-theft doors generally use the anti-theft special locks that have been tested by the public security department. At the same time, steel plates with a thickness of 3.0 mm or more should be protected at the locks. Many anti-theft locks are multi-directional locks. The advantage is that not only the door lock is locked, but also the upper and lower cross bars can be inserted and locked to fix the door.
■The brand is the symbol of product quality and service. The brand mainly refers to the product brand and the dealer brand. It is best to buy the large-scale home building materials city when purchasing the security door in the market. When purchasing, you should also pay attention to the “FAM†logo, company name, and implementation standards of the security door. The doors that meet the standards can be safe and reliable.
Anti-theft security doors, according to their different structures, can be divided into three types of swing-type anti-theft security doors, fence-type anti-theft security doors and fence-type folding doors. â– The appropriate anti-theft security door should be selected according to the actual requirements such as the size of the door opening, the opening direction, and the color pattern.
â– The tamper-proof function is the most important function of anti-theft security door. At the time of purchase, the seller can be required to show the relevant department's inspection certificate.
â– The steel plate thickness of qualified anti-theft security door frames should be more than 2 mm, the thickness of the door body should be generally more than 20 mm, and the weight of the door body should generally be more than 40 kg. The door body can be inspected by removing the cat's eyes, doorbell box or locking handles. Internal structure.
â– Check the quality of the process and check whether there are any welding defects, such as open, unwelded, missing welds.
â– Check the lock. Qualified anti-theft doors generally use the anti-theft special locks that have been tested by the public security department. At the same time, steel plates with a thickness of 3.0 mm or more should be protected at the locks. Many anti-theft locks are multi-directional locks. The advantage is that not only the door lock is locked, but also the upper and lower cross bars can be inserted and locked to fix the door.
■The brand is the symbol of product quality and service. The brand mainly refers to the product brand and the dealer brand. It is best to buy the large-scale home building materials city when purchasing the security door in the market. When purchasing, you should also pay attention to the “FAM†logo, company name, and implementation standards of the security door. The doors that meet the standards can be safe and reliable.
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