Hidden Wood Gate Hinges
Size:6-7/8"×3"
Material:Carbon steel/SS304
Fit for:Wooden gate /Vinyl gate
Product information

Skysen's Hidden wooden door hinge (stainless steel material) adopts 304 stainless steel main structure, formed by precision stamping and polishing process. The unique hidden design can be completely embedded in the wooden door frame, which is both beautiful and practical. When closing the door, the hinge is hidden in the door body, and when opening the door, it is linked with the rotating shaft through spring reset to achieve smooth opening and closing of ≤180°. Suitable for 18-40mm thick wooden doors and composite doors. The stainless steel material gives it corrosion resistance and rust resistance. It is still rust-free after 500 hours of salt spray test. It is suitable for wet scenes such as horse farm storage room, farm tool room, swimming pool locker room, etc. As a professional manufacturer, we strictly control the production accuracy to ensure that the door gap is even after the hinge is installed, and it can bear the load stably for a long time.
Advantages and features
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Super strong load-bearing and durableThe tensile strength of the 304 stainless steel body reaches 520MPa, and a single hinge can stably bear 80kg (no deformation after 100,000 opening and closing tests), suitable for farm tool room doors (frequent handling of agricultural machinery accessories), and will not loosen after long-term use.
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Fully hidden aesthetic designWhen closed, the hinge is completely hidden in the gap between the door body and the door frame (≤3mm), creating a minimalist visual effect without exposed hardware, which is suitable for scenes with high requirements for aesthetics such as the VIP rest area of the horse farm and the high-end swimming pool locker room.
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Adaptive door gap adjustmentA ±1.5mm fine-tuning structure is set at the hinge shaft, which can compensate for the door cutting error during installation, solve the problem of uneven door gaps after installation of self-built wooden doors on the farm (low manual cutting accuracy), and reduce the difficulty of construction.
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-30℃~80℃ wide temperature adaptationAfter high and low temperature cycle test (50 cycles), the elastic attenuation rate of stainless steel spring is less than 5%. In the winter (-25℃) of northern horse farms and summer (75℃) of southern farms, the opening and closing feel is always smooth.
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Moisture-proof and anti-corrosion upgrade304 stainless steel is passivated and has no rust spots after 500 hours of salt spray test, which is better than the industry standard of 300 hours. In scenes such as swimming pool locker rooms (high humidity and chlorine), farm livestock washing areas (easy to splash water), the service life is extended to more than 15 years.
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Quick installation systemequipped with self-positioning installation templates and anti-drop buckles, the installation time is shortened by 40% compared with traditional hinges (one person can complete a door in 10 minutes), which is suitable for large-scale wooden door renovation projects in horse farms and farms, and improves construction efficiency.
Professional testing
Verified by the highest EU building hardware standard EN 1935:
Mechanical fatigue test: After 100,000 opening and closing cycles (equivalent to 20 years of use of residential doors), the axis deflection angle is <0.15°, and the friction coefficient changes ≤3%
Corrosion acceleration test: According to ISO 9227 standard, a 3000-hour neutral salt spray test is carried out, and the surface corrosion area is <0.1% (A-level assessment)
Extreme temperature change test: -30℃ freezing → 80℃ baking is quickly switched 100 times, and there is no abnormality in the metal crystal structure (metallographic microscope detection)
Load-bearing creep test: Continuously apply a load of 150kg (25% above the standard) for 1000 hours, and the plastic deformation is ≤0.12mm
Chemical tolerance test: Soaked in 5% acetic acid solution (simulating horse urine corrosion) for 30 days, the weight loss rate is only 0.002g/cm²
Waterproof sealing test: After soaking in water at a depth of 1 meter for 72 hours, there is no water seepage inside, and the bearing grease retention rate is >98%
Stainless steel material analysis
304 stainless steel is the core material of the hinge, containing 18% chromium and 8% nickel, with three key advantages:
Corrosion resistance: Chromium forms a dense oxide film (Cr₂O₃) on the surface, isolating air, moisture and chloride ions (such as chlorine-containing environment in swimming pools). After passivation treatment, the oxide film is more stable, and there is no rust in the salt spray test for 500 hours, which is suitable for high humidity scenes.
Mechanical properties: tensile strength of 520MPa and yield strength of 205MPa, far exceeding ordinary iron hinges (tensile strength ≤375MPa), ensuring that the hinge does not deform or break when bearing weight or being impacted (such as the horse farm door being hit by livestock).
Processing performance: good ductility and toughness, can be made into complex hidden structures by precision stamping, and the surface roughness after polishing is Ra≤0.8μm, which not only ensures beauty, but also reduces friction loss with wooden doors and extends the service life of the door body.
Application areas
Wooden doors for VIP rest areas at horse farms:
Scenario: The VIP rest area pursues high-end and minimalist aesthetics. The wooden doors need to hide hardware to enhance the style, and need to cope with the occasional damp environment of the horse farm (water vapor after washing the horses).
Function: The fully hidden design fits the minimalist style, 304 stainless steel is moisture-proof and rust-proof, and the 80kg load-bearing capacity can support heavy solid wooden doors; the ±1.5mm fine-tuning function is suitable for the installation error of hand-made customized wooden doors to ensure uniform door gaps and high aesthetics.
Farm tool room door:
Scenario: The tool room needs to be opened and closed frequently (carrying agricultural machinery and tools), the door body is prone to collision, and the environment is dusty and humid (splashing of water from washing agricultural machinery).
Function: 100,000 times of opening and closing durability, can withstand high-frequency use; 80kg load-bearing capacity is suitable for the impact force when carrying tools; moisture-proof stainless steel material, resists moisture and dust erosion in the tool room, and reduces the frequency of hinge replacement.
Swimming pool locker room wooden door:
Scenario: Locker room is high humidity and contains chlorine (swimming pool disinfectant evaporates), wooden door hinges are prone to rust and failure, and need to be beautiful (improve the overall grade of the swimming pool).
Function: 500-hour salt spray test-level anti-corrosion, resisting chlorine-containing humid air; hidden design makes the locker room door simple and elegant; quick installation system, convenient for batch replacement of hinges during swimming pool renovation, shortening construction time.
Rancho staff dormitory wooden door:
Scenario: Staff dormitory doors are frequently used (staff frequently enter and exit), and need to deal with the large temperature difference between day and night in the ranch (-10℃~35℃), occasional livestock collisions (such as cattle rubbing against the door).
Function: -30℃~80℃ wide temperature adaptation, still smooth opening and closing when the temperature difference is large; 80kg load-bearing to resist livestock collision; quick installation reduces the labor cost of dormitory renovation, 304 stainless steel material reduces repairs caused by rust, saving operation and maintenance costs.
Wooden doors in the ecological farm exhibition area:
Scenario: The ecological farm exhibition area focuses on the integration of nature and industrial style. The wooden doors need to hide the hardware to reflect the "original ecology". The exhibition area has a large flow of people (tourists frequently visit), and the door body is frequently opened and closed.
Function: The fully hidden design fits the original ecological aesthetics, and the durability of 100,000 times of opening and closing meets the high-frequency use of tourists; the stainless steel material is rust-proof to ensure the long-term beauty of the exhibition area; the fine-tuning function is suitable for hand-made original ecological wooden doors (such as log cutting doors) to ensure installation accuracy.
Wooden doors of the equestrian school training hall:
Scenario: The training hall door needs to be opened and closed frequently (students and horses enter and exit), which is easily affected by equestrian equipment collisions (such as saddles and whips), and the humidity in the training hall is high (horses sweat and wash during training).
Function: 80kg load-bearing capacity to resist equipment collision; moisture-proof stainless steel material to resist the high humidity environment of the training hall; hidden design to prevent hinges from scratching equestrian equipment, ensure the safety of students, and improve the overall cleanliness of the training hall.
FAQ
Q: Can this hinge be used on doors with a thickness of 20mm?
A: Yes! Our hinge is compatible with 18 - 40mm thick doors. As a professional manufacturer, we designed an adjustable mounting structure. For a 20mm thick door, you just need to adjust the fixing plate position slightly-our installation manual has detailed steps to ensure a perfect fit.
Q: How to deal with hinge rust in a high - humidity horse farm storage room?
A: Our hinge uses 304 stainless steel with a passivation treatment. It has passed a 500 - hour salt spray test without rust. If you follow our maintenance guide (clean and dry regularly), it can be used in a high - humidity horse farm for more than 15 years. As your supplier, we also provide a 10 - year anti - rust warranty for peace of mind
Q: Is it difficult to install this hidden hinge for workers on the farm?
A: Not at all! We provide a self - positioning installation template and anti - detachment buckle. Farm workers can complete the installation of one door in 10 minutes-40% faster than traditional hinges. We also offer installation videos and online guidance to ensure smooth construction.
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