You can learn about how to select good security doors according following five steps:
Step 1: Identification of false and real security doors
Anti-theft security doors are produced according to national standards. Steel doors, metal doors, and entry doors are produced by our company standards. So the first step of choosing security doors is identifying standards.
Open the security door, you will see the anti-theft security door sign on the inside top corner of the door. And other doors don't has this sign or has other sign like metal door, steel door, enter door.Step 2: Thickness of the plate
According to the national standard, all the security doors need to be covered by a steel seal print. So if a door without steel seal print, it doesn't meet the national standards or it is not security door.
Step 3: Anti-theft performance
Anti-theft performance of the security door relies not only steel which is consistent with national standards, but also the lock mechanism.
Step 4: Styles of security door
Except anti-theft performance, customers care about the looks of security doors, too. Most customers want to by security doors both with good anti-theft performance and good looking. Anti-theft performance of a door is up to door's security level and lock's security level, while door's look is up to its design and style.
Step 5: Soldering point
In general, one-piece stamping forming anti-theft door is more durable than welded anti-theft door. Since the former is produced by more advanced process, it will cost more.