Stainless Steel Saloon Door Hinges
Weight Range ： 0.5g–500kg
Dimensional tolerance ： ±0.2mm
Stainless steel saloon door hinges are the core hardware for efficient traffic in modern commercial and residential spaces. Its unique two-way opening design allows the door leaf to swing 180 degrees freely inward and outward. It is especially suitable for cafes, restaurant kitchens and other places where both hands are required to frequently carry items. The hinge has a precision-calculated high-strength spring system built into it to ensure that the door leaf can automatically and smoothly return to its original position every time it is opened. The single support of the high-quality model has a load-bearing capacity of more than 50 kilograms. Only two of them can be installed to firmly support a heavy-duty solid wood composite door to avoid sagging and deformation after long-term use.
About JOYEAR
Joyear Metalwork specializes in making different kinds of piano hinges. We are currently at the top of the industry because of our more than 30 years of production experience.
We export our top-notch goods to North America, Europe, Southeast Asia, and other nations.
Specification
Drawing Design & Confirm
Obtain drawings from clients or produce drawings based on their examples or specifications.
Both parties attest to the drawings.
Advantages
Improve safety factor
The two-way opening feature can be utilized as a rapid evacuation route in an emergency to prevent escape delays brought on by pushing and pulling in the wrong direction.
Fire regulations state that a salon door used for evacuation passages must have a hinge opening thrust of no more than 90 Newtons, or 9 kilograms, to allow children and the elderly to easily push it open.
Simplify the installation process
The hinge's installation efficiency is directly impacted by its structural design. One-piece stamping molding is typically used in high-quality products to guarantee the left and right leaves are symmetrical.
The installation hole tolerance of hinges made by precision molds can be controlled within 0.2 mm, according to actual measurement data, which removes the need for installation masters to constantly enlarge holes or make adjustments.
A single hinge can be installed in three minutes on average, and this results in a 25% increase in overall work efficiency.
Keep the door beautiful
During long-term use, the door leaf may sag due to its own weight, causing uneven door gaps or scratching the floor.
High-quality hinges use copper-based powder metallurgy bushings at the rotating shaft. Its wear resistance coefficient is only 1/3 of ordinary steel.
After 50,000 opening and closing tests, the vertical offset of the door leaf can be controlled within 1.5 mm, ensuring that the door body is always as regular as ever.
Reduce noise interference
In ventilation ducts or air-conditioned areas, door leaves need to have a certain degree of airtightness to reduce air flow disturbance. The two-way hinge combined with the anti-collision strip on the door frame can compress the gap when the door leaf is closed to less than 2 mm.
According to wind pressure testing, under the condition of wind speed of 8 meters/second (approximately level 5 wind), its sound insulation effect is about 7 decibels higher than that of the door leaf without rubber strips.
why choose us
Silent and smooth
- A quiet and cozy indoor environment is created by the precision ball bearing structure and low-temperature resistant grease, which keep the opening noise below 30 dB, which is comparable to a library setting.
Easy to debug
- A single hinge can be installed in an average of just three minutes thanks to integrated stamping and forming, which saves 25% of the installation time when compared to standard products. The installation hole position tolerance is only 0.2 mm.
Protection in place
- In accordance with child safety regulations, the hazardous gap is tightly controlled within 6 mm. The door leaf cannot be violently disassembled because of the anti-disassembly design, which can tolerate 200 kg of static tension.
Adjustable strength
- Some high-quality models allow for a 15% adjustment in spring torque. To precisely match the door weight, prevent excessive or weak return, and adjust to various use requirements, use an Allen wrench.
Leaf & Hole Type
Production & Shipping
Pay close attention to the original drawings and samples when creating the products.
It was meticulously packaged and delivered to the clients following a final inspection.
Price & Order
Provide a quote, confirm the order quantity, and include all relevant information,
such as the payment terms, trade terms, and package type.
F A Q
Will the two-way opening door pinch my hands?
- Regular products all consider this issue. The design of high-quality hinges will control the dangerous gap in the door seam within 6 mm, complying with child safety standards. However, if there are children at home, it is still recommended to install a door catch or anti-pinch accessories for more peace of mind.
Is this hinge troublesome to install?
- It is a little more complicated than ordinary hinges, but the master can install it. The hole position accuracy of high-quality hinges can be controlled within 0.2 mm, and there is basically no need to expand the hole. Installing one can be done in three to five minutes. The key is that the door must be hung vertically, otherwise the spring return will deviate.
If the door closes automatically, will it slam too hard?
- The spring strength of some better models can be adjusted by using an Allen wrench, with an adjustment range of plus or minus 15%. If the door is heavy, adjust it tighter. If the door is light, adjust it looser. When the door is adjusted to the appropriate strength, the door will not slam.
Why are some hinge switches very awkward while others are very smooth?
- The difference lies in the bearings. A good one uses double ball bearings and grease. The switch is as smooth as oil, and the noise can be controlled below 30 decibels. Cheap ones are just iron sharpening iron, they still creak after being used for a long time, and they feel heavy in the hand.
Can a door lock be installed on this kind of door?
- Yes, but please note that salon doors generally do not require complicated locks because they need to be opened in both directions. Usually a simple latch or magnetic suction is enough. If you want to install a formal door lock, you need to buy a channel lock that can be opened in both directions.
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