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DDCH008-G40
D&D Hardware
BS EN1935 200,000 cycles test, EN1634 fire rated 132mins, EN1670 corrosion resistance 48 hours
Zinc Alloy Body, Aluminium Connecting Strip
White
Wooden Door, Metal Door
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In the field of high-end building hardware, a white surface treated 3D adjustable concealed hinge that combines durability, fire resistance, and anti-corrosion capabilities is becoming the preferred solution for modern interior design. This hidden door hinge has passed multiple international authoritative certifications, including BS EN 1935 200000 cycle testing, EN1634 fire certification (132 minute fire resistance limit), and EN1670 anti-corrosion level 48 hour salt spray testing. Its performance indicators far exceed industry standards, providing comprehensive safety protection for door systems.
Core Performance: Durability after 200,000 cycles of testing
BS EN 1935 is the authoritative standard for single axis hinges in the field of European architectural hardware, which requires hinges to maintain structural integrity and functional stability after 200,000 cycles of testing (corresponding to Grade 10) in a simulated 20-year high-frequency usage scenario. The hinge is made of high-strength zinc alloy substrate, combined with precision machining technology, and has passed 200,000 opening and closing tests without wear or deformation, ensuring smooth opening and closing without noise during long-term use. Its 3D adjustable design (up and down, left and right, front and back 3D adjustment) allows users to fine tune the clearance without disassembling the door panel, further extending its service life.
Fire safety: 132 minute fire resistance limit
EN1634-1 is the core certification standard for EU fire doors and blinds, requiring products to maintain structural integrity, insulation, and load-bearing capacity in simulated fire environments. The hinge has passed a 132 minute fire resistance test, which means that in the event of a fire, the fire door equipped with this hinge can effectively block flames and high temperatures for up to 2 hours and 12 minutes, providing critical time for personnel evacuation and firefighting rescue. Its fire resistance is suitable for steel, wood, and composite fire doors, meeting the fire safety requirements of high-risk places such as hospitals, schools, and commercial complexes.
Corrosion resistance: White surface tested by 48 hour salt spray test
For coastal or high humidity environments, the EN1670 standard specifies the corrosion resistance level of metal coatings. The hinge adopts a white environmentally friendly coating and has passed a 48 hour salt spray test (equivalent to several years of corrosion cycle in natural environment), with no rust, blistering or peeling on the surface. Its anti-corrosion performance is superior to ordinary galvanizing treatment, especially suitable for construction projects in humid areas or near the ocean. The white surface is not only beautiful and elegant, but also seamlessly integrates with various decoration styles, enhancing the overall texture of the space.
Application scenarios and market advantages
At present, such high-performance hinges have been widely used in high-end residential, hotel, office building, and public facility fields. Taking the products of Dongguan Shengang Precision Hardware Electronics Co., Ltd. as an example, their German style 3D adjustable concealed hinges have passed the German Rheinland inspection and comply with the BS EN 1935 standard. They are equipped with 200000 cycle test reports and fire certification documents, and have become designated accessories for many key projects at home and abroad. Compared to traditional exposed hinges, the concealed design hides hardware components, making the door seam lines simpler and reducing the risk of damage caused by external impact.
Conclusion
The 3D adjustable concealed hinge with white surface treatment redefines the safety and aesthetic standards of building hardware with three core advantages: 200,000 durability tests, 132 minute fire certification, and 48 hour anti-corrosion protection. Whether it is a commercial project that pursues ultimate quality or a residential development that focuses on long-term maintenance costs, such products are an ideal choice. With the increasingly strict building safety regulations, high specification hinges will become the mainstream in the market, driving the industry towards safer and more durable directions.
In the field of high-end building hardware, a white surface treated 3D adjustable concealed hinge that combines durability, fire resistance, and anti-corrosion capabilities is becoming the preferred solution for modern interior design. This hidden door hinge has passed multiple international authoritative certifications, including BS EN 1935 200000 cycle testing, EN1634 fire certification (132 minute fire resistance limit), and EN1670 anti-corrosion level 48 hour salt spray testing. Its performance indicators far exceed industry standards, providing comprehensive safety protection for door systems.
Core Performance: Durability after 200,000 cycles of testing
BS EN 1935 is the authoritative standard for single axis hinges in the field of European architectural hardware, which requires hinges to maintain structural integrity and functional stability after 200,000 cycles of testing (corresponding to Grade 10) in a simulated 20-year high-frequency usage scenario. The hinge is made of high-strength zinc alloy substrate, combined with precision machining technology, and has passed 200,000 opening and closing tests without wear or deformation, ensuring smooth opening and closing without noise during long-term use. Its 3D adjustable design (up and down, left and right, front and back 3D adjustment) allows users to fine tune the clearance without disassembling the door panel, further extending its service life.
Fire safety: 132 minute fire resistance limit
EN1634-1 is the core certification standard for EU fire doors and blinds, requiring products to maintain structural integrity, insulation, and load-bearing capacity in simulated fire environments. The hinge has passed a 132 minute fire resistance test, which means that in the event of a fire, the fire door equipped with this hinge can effectively block flames and high temperatures for up to 2 hours and 12 minutes, providing critical time for personnel evacuation and firefighting rescue. Its fire resistance is suitable for steel, wood, and composite fire doors, meeting the fire safety requirements of high-risk places such as hospitals, schools, and commercial complexes.
Corrosion resistance: White surface tested by 48 hour salt spray test
For coastal or high humidity environments, the EN1670 standard specifies the corrosion resistance level of metal coatings. The hinge adopts a white environmentally friendly coating and has passed a 48 hour salt spray test (equivalent to several years of corrosion cycle in natural environment), with no rust, blistering or peeling on the surface. Its anti-corrosion performance is superior to ordinary galvanizing treatment, especially suitable for construction projects in humid areas or near the ocean. The white surface is not only beautiful and elegant, but also seamlessly integrates with various decoration styles, enhancing the overall texture of the space.
Application scenarios and market advantages
At present, such high-performance hinges have been widely used in high-end residential, hotel, office building, and public facility fields. Taking the products of Dongguan Shengang Precision Hardware Electronics Co., Ltd. as an example, their German style 3D adjustable concealed hinges have passed the German Rheinland inspection and comply with the BS EN 1935 standard. They are equipped with 200000 cycle test reports and fire certification documents, and have become designated accessories for many key projects at home and abroad. Compared to traditional exposed hinges, the concealed design hides hardware components, making the door seam lines simpler and reducing the risk of damage caused by external impact.
Conclusion
The 3D adjustable concealed hinge with white surface treatment redefines the safety and aesthetic standards of building hardware with three core advantages: 200,000 durability tests, 132 minute fire certification, and 48 hour anti-corrosion protection. Whether it is a commercial project that pursues ultimate quality or a residential development that focuses on long-term maintenance costs, such products are an ideal choice. With the increasingly strict building safety regulations, high specification hinges will become the mainstream in the market, driving the industry towards safer and more durable directions.
