The Stainless Steel lift-off hinge is a stainless steel hinge with a quick-release structure. Its core feature is a split-axis design, allowing the door leaf to be lifted directly upwards after opening to a specific angle, enabling door separation without completely removing the screws. Compared to traditional fixed-axis hinges, this structure significantly improves installation, maintenance, and adjustment efficiency while maintaining load-bearing stability. This type of hinge is commonly used in building door systems that require high maintenance efficiency, safety, and structural reliability, and is suitable for large-scale engineering projects and customized hardware solutions.

Stainless Steel Lift Off Hinge Parameters:

Stainless Steel Lift Off Hinge Features:

1. High Load Capacity

Utilizing 2.0mm–3.0mm stainless steel plates and a reinforced shaft structure design, a single pair of hinges can stably support a door weight of 40–60kg under standard installation conditions. The shaft diameter tolerance is controlled within ±0.02mm, ensuring no deformation or jamming under long-term stress, making it suitable for medium to heavy-duty door structures.

2. Detachable

The upper and lower split structure allows the door to be lifted directly upwards within the opening angle range, enabling door panel removal and installation without disassembling the fixing screws.  This reduces the operation time to 1–2 minutes, significantly improving construction efficiency, especially suitable for engineering scenarios requiring frequent maintenance or door replacement.

3. High Precision

The hinge shaft holes and mounting holes are manufactured using CNC machining, with a hole distance deviation controlled within ±0.1mm, ensuring consistent force distribution on both hinges. The lifting structure mating surfaces are finely processed to prevent door shaking or abnormal noise caused by assembly errors, improving the overall door system stability.

4. Corrosion Resistance

Available in SS304 and SS316 stainless steel materials, passing over 96 hours of salt spray testing without significant corrosion, suitable for high-humidity or frequently cleaned environments. The surface supports PVD, brushed, and polished finishes, effectively reducing the risk of surface oxidation, extending the service life, and reducing maintenance frequency.

5. Easy Installation

The standardized hole distance design is compatible with mainstream door frame structures, and with multiple thickness options of 1.5mm–3.0mm, construction personnel can complete the installation without additional drilling. The left and right hinge components are clearly positioned, effectively reducing on-site installation errors, suitable for large-scale engineering projects.

Stainless Steel Lift Off Hinge Application:

1. Entrance Doors

In residential and apartment entrance door systems, the Stainless Steel Lift-Off Hinge allows for quick installation and removal of the door during renovation or maintenance. For metal or composite doors weighing around 40kg, this hinge ensures long-term stability and prevents sagging, reducing future adjustment costs.

2. Bedroom Doors

Bedroom doors require high levels of quietness and stability. The lift-off structure ensures smooth opening and closing while facilitating easy replacement of door panels or hardware. Precise pivot alignment reduces friction noise, making it suitable for mass application in modern residential projects.

3. Bathroom Doors

In humid environments, the stainless steel material combined with corrosion-resistant surface treatment effectively extends the hinge's lifespan. The lift-off structure facilitates easy removal and cleaning or replacement of bathroom doors, reducing structural damage caused by moisture, making it suitable for long-term, high-frequency use.

4. Hotel Guest Rooms

Hotel projects often involve rapid repair and standardized maintenance requirements. This type of Stainless Steel Lift-Off Hinge allows for door replacement without affecting adjacent rooms. Standardized dimensions facilitate centralized procurement and inventory management, improving overall project delivery efficiency.

5. Healthcare Facilities

Healthcare buildings demand high stability and maintainability from hardware. The lift-off hinge allows for quick removal of doors for cleaning or maintenance. The stainless steel material is easy to disinfect, meeting the needs of frequent cleaning and use.

 Stainless Steel Lift Off Hinge FAQs:

Q: Will lift-off hinges affect door stability?

A: Under correct selection and installation conditions, it will not affect stability. The shaft and hole positions are processed with high precision, and the load-bearing surface is complete. In the closed state, the door body is consistent with fixed-axis hinges, and it is not prone to loosening or displacement problems during long-term use.

Q: How to choose the appropriate thickness and material?

A: It is recommended to choose based on the door weight and usage environment. For door weights of 30–40kg, 1.5–2.0mm is recommended; for door weights above 50kg, 2.5–3.0mm is recommended. For humid or highly corrosive environments, SS304 or SS316 stainless steel is preferred.

Q: Are there any restrictions on the lift-off direction?

A: The lift-off direction can be configured left or right according to the door's opening direction.  The factory can differentiate between left-lift or right-lift structures according to project requirements, ensuring that the door can be lifted upwards smoothly after on-site installation without affecting the flow of movement.

Q: Does the Stainless Steel Lift Off Hinge support custom hole spacing and dimensions?

A: Yes, it supports OEM customization based on drawings or samples, including hole spacing, plate width, shaft length, and surface finish. Before customization, it is recommended to provide door frame structure data to ensure assembly accuracy and load-bearing safety.

Q: Is the lift-off structure prone to accidental operation?

A: Lifting the hinge requires a specific opening angle and upward force to complete; it will not automatically detach during normal opening and closing of the door. This design balances ease of maintenance with daily use safety, making it suitable for both public and private spaces.