Steel Security Doors in Standard Sizes for Houses

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Ningbo
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1000 pc
Supply Capability:
100000 pc/month

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Product Description:

Metalwork stamping & folding system: It introduces the most advanced metalwork stamping & folding systemfrom foreign country. Adopting Windows NT operating system, easy to operate, it owns good flexibility, suitable for processing all kinds of high-precision metalwork.

 

Hydraulic equipment: The door plank adopts 2,000 tons hydraulic equipment that formed only once to process, its surface is flat and its intensity is increased.

 

Rolling equipment: The doorframe adopts rolling and pressing technology, after rolling,the appearance of  doorframe become attractive, it has strong rigidity.

 

Auto-adjusting flat cutting system: It adopts automatic control system, adjust the rolling plate into flat plate, and cut accurately it to desired specifications, the precision of adjustingflat can reach 1-2mm/m2, cutting precision can reach about 0.05mm/m2, the armor plate is flat, the quality of door plank is guaranteed.

 

Auto-spray coating equipment: It adopts the most advanced imported painting production line, it is bright and lustrous,its adhesive force is strong.

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Q:Want to buy anti-theft door, I do not know galvanized steel and cold-rolled steel plate where the difference? The same thickness which is good? The
The difference between the two is mainly on corrosion resistance. Galvanized steel plate billet of the immersion of the solid solution of thick concrete floor rafters, long service life. Cold rolled plate must be painted outside, otherwise it is easy to rust. Galvanized sheet prices will be more expensive.
Q:What is the security standard?
Wanjia security door quality is good, after-sales service is very good, my home installed Wanjia security door, spent 5 years, and the new almost, I think this door is doing well
Q:What is the difference between the security door and the steel door?
Security door has a certain anti-destructive, steel door is the ordinary metal door! Work and materials are very different.
Q:What situation will affect the supermarket security door automatic alarm
Burglar alarm is divided into two kinds of voice and the twitch side of the defender wing gambling chi chi song sensor for no reason the alarm is the probe and the sensor caused by excessive sensitivity you can find a professional test to do the appropriate adjustments can be
Q:Which anti-theft door brand cost-effective! The The The The The
Anti-theft door, Panpan, Wang Li are good, but a good anti-theft door must have a good anti-theft lock can helium contact velvet Du Fusen asked, the lock is the core of the door, a good anti-theft lock can play a security The maximum effect of the door. We can search for "top Kyrgyzstan" to see how this lock
Q:What is the standard for acceptance of security doors?
North Gate industry doors are certainly unqualified, my home is also the north of the security door has been leaked, the seal is simply no use, less than three days sealed on the loss, the doorbell does not ring, and suddenly also hit not Open, to call after more than a month no news, to find the lock outside the master said that this white can not be, hinge, where the door lock is the problem, can not repair, can only make do with the. Can not afford to trouble, cheap to buy, and scrap iron price is almost, garbage stuff.
Q:How can the security door to open to 180 degrees
Anti-theft door facade and the wall is consistent, that is flat mouth; two installation door hinge to use thicker kind, so loaded to open to 180 degrees.
Q:Security door can only lock a lap and a half, there are half-ring lock
Upstairs lock is not refueling in order to lubricate plus lead powder {lead plum} Landlord or the door is not deep enough Is not the edge of the door frame You have a good check
Q:How much is the square of the shutter door?
To see what kind of, there is the different prices are different regions.
Q:Install the direction of anti-theft door Thank you
Is the door to open the direction of the left hand is the door lock on the right, the hinge on the left, the right hand to open the contrary, see the actual situation and the specific needs

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