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1	Steel entrance door Standard Size:	Width:860mm/900mm/960mm
1	Steel entrance door Standard Size:	Heigth:1970mm/2050mm/2100mm/2150mm
2	Steel entrance door leaf thickness :	50mm/70mm/90mm
3	Steel entrance door frame thickness:	80mm-430mm available
4	Steel sheet thickness:	Steel sheet thickness of door leaf: 0.4mm-1.0mm
4	Steel sheet thickness:	Steel sheet thickness of door frame: 0.8mm-2.0mm
5	Surface finshing :	Heat transfer & powder-coating&/UV proof/customization
6	Infilling :	Honeycomb paper/rock wool/aluminium silicate/fireproof board
7	Lockset:	AB lock / Auto-lock with more lock points
8	Hinge :	Visible / Invisible
9	Doorsill :	Stainless steel or iron
10	Peephole :	Wide angle / Clear vision
11	Doorbell :	Ordinary / Alarm doorbell
12	Opening degree :	90-180 degrees
13	Handle position :	left / right ; inward / outward
14	Color & Patterns :	Diversified, pls refer on our website
15	size available :	As per requirement
16	Package :	Standard export package (special request available)
17	Delivery time :	20-25 days after receiving the deposit
18	Accessories :	Handles, lock, hinges, peephole, doorbell, rubber seal, bolts
19	Certification :	CE, SONCAP, CIQ,ISO certificate.
20	Advantage :	OEM&ODM is available
20	Advantage :	Shock proof, sound proof, warmth preserved.

Q: Sanmen doors and windows OKorder broken bridge aluminum doors and windows brand: Plastic window is generally about 300 yuan per square, broken bridge aluminum standard in the 800 to 900 or so per square, depending on whether the window is complicated, whether the high demand for hardware, and the other about 200 yuan it ... ...

Q: What is the bright and unsharpable steel doors?: Steel doors are bright: generally refers to the door with the door frame, the box on the upper part of the total door with a quarter of the door with a fixed glass, can not open, fixed part of the door and the door to distinguish, known as bright, on the contrary For no bright, do not know whether the statement is clear.

Q: Will stick plastic steel doors and windows of the glue is what glue? Plastic doors and windows have a gap, and would like to buy sticky, but some glue is not on, would like to ask, what glue suitable? Thank you!: Plastic and wall of the seam or cavity is relatively large, then with the expansion of plastic, glass and glass for the middle of the structural adhesive.

Q: What is the difference between steel doors and stainless steel doors and windows?: Plastic steel doors: PVC, modified PVC, resin and other major raw materials, according to certain design requirements, in accordance with relevant national standards, in the profile cavity filled with lining steel (lining steel generally 1.5mm galvanized cold Steel), with a special machine for cutting, welding, installation made. Stainless steel: stainless steel acid is short, resistant to air, steam, water and other weak corrosive media or stainless steel with stainless steel known as stainless steel; and chemical resistance to corrosion medium (acid, alkali, salt and other chemical erosion) corrosion The steel is called acid resistant steel.

Q: Outdoor aluminum alloy or steel doors?: Overall steel good point, because the plastic steel sealing performance slightly better.

Q: What is the difference between steel-plastic doors and steel doors?: The two components are different, steel-plastic doors better than steel doors. Both have their own characteristics. Steel is the main component of PVC-U extrusion molding of doors and windows materials, which is a building materials plastics. The full name of steel and plastic is a total of plastic and plastic, is the use of PVC crust micro-foam, and special-shaped steel lining co-extrusion method, and then by high-strength steel angle components into a door and window products. This high-tech patent products available, successfully overcome the ordinary steel doors and windows exist wind pressure performance, can not be high-rise building problems. At the same time also played the advantages of two kinds of steel materials - plastic micro-foam technology, excellent insulation, insulation, and high-strength type of special-shaped steel. Steel plastic materials also have no deformation, long life, environmental protection and other advantages.

Q: Plastic door switch door when the door is getting bigger and bigger how to do? I was renovated in December last year, the installation of steel doors, the use of six months are better, but nearly half a year, every time the switch door, door hinge (as if) will have a very loud squeak sound. Especially at night, it is harsh. Which is any skill to teach me? Thank you Oiling will bring a troubles: more likely to fouling, leading to the impact of beauty. I would like to know whether this sound represents a fault phenomenon?: Organic oil, the best way is to use a disposable syringe to the oil into the hinge on the line, if there is no oil can use edible oil or candles will do, I often use this method, very good

Q: I would like to do the width of 80 cm wide plastic steel doors, but the decoration master said can not do so wide, up to 70 cm, or easy to bad, is this: Plastic doors can do up to 70 cm wide. Plastic doors and windows is the end of the fifties of this century, first developed by the West Germany, in 1959 began production. The original steel doors and windows are single-chamber structure, relatively simple, rough, along with the 1972 global energy crisis, the early 1970s, better energy-saving steel doors and windows have been a lot of use, but also to promote the profile production technology, Performance is improving, from the original single-cavity profiles to the development of three-cavity, four-cavity profiles, but also led the European and Asian steel doors and windows development. According to incomplete statistics, the use of German steel doors and windows have accounted for 52% of the doors and windows market, Austria is 48%, Switzerland, Britain, France, Italy and other developed countries have more than 10-20%; US steel doors and windows in the late seventies Began to start, the annual growth rate of more than 15%

Q: What is the difference between a single glass and a double glass?: Very simple ah single glass is a layer of glass double glass is two layers of glass

Q: How to get steel doors and windows installed qualification?: Metal doors and windows to install professional contractor qualification is also the Office of the Office of the audit is not issued by the Trade and Industry Bureau is to give you a registered company issued a business license with a business license you have the power to operate but has not yet qualified to undertake this project so you have to build Hall to declare the registered capital to meet the qualification requirements to have construction engineers engineer economic management and so on

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