Five Indicators that Must be Concerned about When Purchasing Stainless Steel Security Doors
Stainless steel anti-theft door market is not mature enough at the moment, the quality of the each brand is uneven, consumers must pay attention to the five indicators in the process of the purchase.
1, Certificate: production enterprises must have a certificate issued by the statutory inspection where the provincial public security department (bureau) is.
2, Security level: the security level of stainless steel door is divided into A, B, C3 level. C level of anti-theft performance is the highest, B level followed, a is minimum, doors in the market are almost a class, generally applicable to the general family. A-level requirements: full steel, flat open all closed, the ordinary mechanical hand tools and portable electric tools interacts, the weakest link can resist the non normal open time of the net is more than or equal to 15 minutes, or should not cut a hole through the door of 615 square centimeters.
3, Material: at present, more commonly used is stainless steel which is beautiful, durable, rust. Mainly depends on two points: Steel plate thickness of the door frame thickness is no less than 2cm, the thickness of the steel plate behind the doors is general between 0.8cm ~ 1cm, inside the door, the leaf is with a frame and reinforcing plate.
4, Lock: qualified stainless steel anti-theft door generally adopts three position lock or five range locks, not only the door lock, the bar can inserted into the lock, so the door can be easy to be fixed. Most doors also have a rubber seal on the door frame, when the door is closed, there will be no harsh metal crash.
5, Production quality: notice that is there is open welding, welding, leakage defects such as welding, and fan and doorcase should cooperate with all the joints, to see if gap is uniform, open is flexible, paint electroplating is even and firm, smooth, etc.