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BEST SALE Steel Security Door
1)European advanced technology
2)Energy conservation
3)Sound proof, environmental

BEST SALE Steel Security Door ( commerce steel security door )

Steel security door supposed to protect your home safety. Which have good mechanical lock system and

stong metal structure lead to high safety glass level. Our steel door popular and export to Russia,Poland,

Hungary, Bulgaria,Ukraine,Nigeria,South Africa, Egypt,Iran,SaudiArabic, Libyan, Algeria ,Albania, Brazil,

Australia and some other areas. Pls check main specification as follow:

Standard size	2050960,2050900,250860,2050750
Steel sheets range of door leaf	0.7~1.0MM
Steel sheets range of door frame	1.4~2.0MM
Door leaf structure	70MM
Insulation options	Honeycomb paper;rock wool; fireproof board
Surface treatment	Powder coating
Lock system	11 lock pints; 13 lock points; 19 lock points around the leaf
Cylinder	Cooper with AB keys;
Opening direction	Left&right; inward&outward
Hinge	Invisible (open degree: 100~120) Visible (open degree:180)
Glass insert door leaf	Available
Accessories	handle; installation bolt; hinge; peephole; rubber seal; doorbell
Customer size	Available

High Quality Hot sale security outside doors design Loading qty for 40'ft HQ

Q: Will the shutter gate and shutter doors have any difference, the general, the price is much more: Are the same as this volume, the average price of 80 square, Taobao Zhenzhen giants industry to know

Q: What is the security standard?: The latest standard "anti-theft security door common technical conditions", the anti-theft door security level is divided into: A, B, C, D four levels. Anti-theft level classification level surface material thickness lock points anti-damage open time letters that a class 2mm12 ≥ ≥ 30minJ B class 2mm10 ≥ 15minY C class 1.8mm8 ≥ 10minB Ding 1.5mm6 ≥ 6minD general home security door to C, Ding-based, the higher the level, the higher the anti-theft performance. In addition to the door itself, the door lock is the key to anti-theft, the state will be anti-theft door lock cylinder is divided into three levels: level anti-technical open time anti-destructive opening time interoperability rate standard level A ≥1min≥15min≤0.03% National Standard B Grade ≥5min≥30min≤0.01% National Standard Super B Grade ≥260min≥30min≤0.0004% Enterprise Standard

Q: How do you deal with the theft of the door switch?: Usually to more than the support of the Shanghai-Hong Gui-cunning cave with the East anchored hinge and hinge rust-proof lubrication. Otherwise it will rust and abnormal sound. Hinges lack rust-free lubrication, and affect the appearance, will issue a squeak sound, affect the rest. Meikailong and other well-known hinge brand with tiger hotolube or Krupp's hinge hinge grease, colorless and transparent, good adhesion, good durability. Panther has 130 grams of tube packaging, but also for sliding doors and so on. Grease directly applied to the hinge gap, will slowly penetrate into the hinge inside. The maintenance period is four to six months. Should not use the oil or ordinary butter, easy to lose or low temperature freeze, there will be harmful smell volatilize. Vegetable oil will soon rancid produce odor, loss of lubrication.

Q: My house will have to renovate the house, would like to ask the home of the security door cost better? What brand of security? Buy anti-theft door is to buy a good composite door or a single door? thank you all! More: The most important thing is to buy security door security features, according to the provisions of anti-theft security door frame steel plate thickness should be more than 2mm, the door thickness is generally more than 20mm, the door in the sandwich with a number of ribs, and filling a blowing agent, Rock wool and other fillers, so that the front and rear panels are organically connected together to enhance the overall strength of the door. Door lock should be anti-theft lock, the door lock with anti-drilling device, the lock structure is tamper. Followed by modeling, size, color, installation structure, it is best to use brand products, safety performance is better.

Q: Anti-theft sparse muscle trough can be too Jiujia tea compensation door lock to unlock the company to open after (no broken cylinder) there is no need to change the cylinder, ah, always feel that the whole hair ah. Worried about the unlock with ten minutes, the next time with a minute. Thank you answer ~ ~ more: Technology unlock open all right, do not change the lock cylinder, you see him with the key to open the words must be replaced.

Q: The new installation of the anti-theft door when the door issued a "ga bang bang bang" sound, and hinge attached to the door frame feels like shaking hands, but no card door. We are often wear and tear to the cost of life, after all, to the four pages of oil, but it does not work, what is the reason? How to solve it? First, thank you. More: Oh is not the case is definitely the hinge position of the problem Bacheng is above the hinge & lt; often wear and tear juice to accompany the treasure bet br / & gt; with the board to adjust the location of the hinge

Q: Whenever the wind or other people open the door or the corridor chop to avoid the heap stumble across the lack of painting unit door switch, his home Panpan anti-theft door will follow the bang box ring, very annoying, asked a sell anti-theft The door of the master, said the seal is not good, not good repair, I wonder if they can do? More: You can use a sealed styrofoam to hit the joints of the door and the wall

Q: My security door has three kinds of keys: A decoration with two temporary, B decoration finished with their own 5, the stance shield barking Du Du Sen lack of C used to destroy A my hands in the decoration with the A key lost , In order to make the master of the decoration that the A key can continue to use, can not use the C key and directly with the B? Does this do damage the lock cylinder? More: Let the workers use the A key, the decoration is completed after the completion of the use of B key stitching barking Du Du fall forest lack of key & lt; scrap A key & gt;, B key lost or bad, with the C key to open the door & , And then change the lock heart.

Q: Some people say that it is necessary to adjust the hinge, is it necessary to adjust the four small Fuling Dian Gu ordered the thumping, or to adjust that big, what tools to adjust it more: It is recommended not to adjust the hinge; it is recommended to take some butter in the hinge of the key parts. Reduce friction. If there is still a voice, that hinge installed problems Fuling Dian Gu ordered the thumping, need to adjust!