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but it is uncomplicated to rust and should be

Posted by - 11.06.2019, 09:53 PM

Content selection the hinge
Door hinge is a most common door installation device that connects the door frame to the door leaf and allows rotation between both. The hinge can withstand the weight belonging to the door without sagging the actual door, and allows the entry to rotate freely for some time under the lowest frictional level of resistance.

The hinges come in a good deal of materials, including zinc alloy, steel, plastic, and metal. Different materials determine the scope of use of the hinge. The choice of hinges features a very large impact on having the door. If an improper hinge is installed on the door, it is not only difficult to play the role from the door, but serious instances may endanger life health and safety. In order for the door to maximise door hanging and gating, you have to choose the appropriate hinge. We analyze through the following two aspects:

ONE PARTICULAR. Comparison of different hinge products

2. Comparison of several hinge usage ranges

JUST ONE. Comparison of material associated with hinge

Stainless steel hinge--Stainless precious metal hinge has high hardness as well as being not easy to corrosion. It is suitable intended for outdoor or high temperature corrosive environment. Suitable for installation in fire performing doors, escape doors.

Aluminum hinges - Steel will be high in hardness plus strong, but it is uncomplicated to rust and should be surface sprayed.

Brass knobs - Brass hinges have low strength and poor corrosion resistance, and are not made for fire doors due to their low melting point.

Aluminum alloy hinges - Aluminum alloy hinges hold the lowest strength and inadequate corrosion resistance and require spray treatment or anodized surface treatment.

Iron hinges - iron bars hinges are cheap to form, but for outdoor doorways, iron hinges have bad corrosion resistance.

2. Comparison from the scope of use associated with hinges

CE/UL Hinge

Stainless steel hinges are available in SS201, SUS304 and SUS316.

Panels in industrial environments need high security levels for unconventional use, and super fast evacuation and fire zone separation in emergency situations can block the multiply of fire. Certified 201 or 304 stainless steel hinges with ANSI/EN meet certain requirements of the working atmosphere, as well as great corrosion resistance and long-term trouble-free make use of.

DDSS001-CE HINGE UL metal door hinge

Doors in high-end commercial/hotel/school environments take into consideration high-frequency use of your entrance and exit, super fast evacuation in emergency scenarios and flame retardant specifications, using stainless steel panels. In order to maximize the role with the door, it is important to use a certified 201/304 metal hinge with ANSI/EN, which can achieve stable suspension in the door in a high temperature environment for long periods without failure.

Doors in a very medical setting must consider a large flow of people, high frequency people and convenience, and require an ANSI/EN certified and 304 stainless steel hinge that prevents a man from using the door to produce dangerous behavior/corrosion resistant compounds.

stainless steel hospital hinge

Doors inside long-term, highly corrosive environment along at the seaside require the application of a 316 stainless aluminum hinge with corrosion challenge.

Steel hinges can always be used for fire panels, but surface spray treatment is required for interior doors. Like: residential security door.

Avoiding oxidation of the brass inside the air, the brass hinge surface is treated with a layer of clear lacquer. Another highlight is a brass hinge that is specially treated without just about any treatment, deliberately oxidizing brass and making a natural oxidation effect. The brass hinges have become ornamental and suitable for decorative doors.


Caused by its low melting stage, aluminum alloy hinges usually are not suitable for fire doors and they are suitable for lighter doors including residential aluminum doors or maybe plastic doors.

In order to much better play the effect from the door, it is required to select the door hardware with all the corresponding function according towards use scene, environment along with other factors. The normal start and close in the door are inseparable through the tacit cooperation of each and every door hinge. Different door hinges ought to be selected for different circumstances. The material of the particular selected door hinge should match the environment when the door is located. D&D's stainless steel door hinges are ANSI/EN certified and possess a high resistance to corrosion and therefore are suitable for use within education, healthcare, hospitality, housing and commercial applications.

D&D could also provide customers with entry hardware solutions in numerous environments.

More detailed appointment, please click here.

Call us today now:

Contact: David Jian
Mob: 0086-139 2903 7292
E-mail: David@dndhardware. com, sales@dndhardware. com

Jobby Zhang
Mob: 0086-137 2599 9617

Mail: jobby@dndhardware. com.
what are door hinge

Location: JS, China

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