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China Floor Spring Hinge Factory – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus

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We are experienced manufacturer. Wining the majority from the crucial certifications of its market for Push Bar, Door Closing Mechanism, Mortise Lock, "Making the Products of High Quality" is the eternal goal of our company. We make unremitting efforts to realize the goal of "We Will Always Keep in Pace with the Time".
China Floor Spring Hinge Factory – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus Detail:

Performance parameters of D-128
Model D-128
Applicable Standard UL Certificate
Engine Cylinder Single
Max Door Width 900mm
Max Door Weight 80kg
Max Open Degree 116°
Stop-Device 90°
Latching Speed Adjustment 0°-20°
Closing Speed Adjustment 20°-90°
Application Temperature  -40° to 60°
Dimension:Length*Width*Height 258mm*103mm*48mm
Material of Cover Plate 304SS or 201SS
Thickness of Cover 1.0mm or 1.2mm
Finish SSS/PSS/Matt Black
Service Life Over 500,000cycles
Warranty 3 years

Dorrenhaus brand was originated in 1872 in Germany,with the development and progress, Dorrenhaus successor decide to invest door closer factory in China.In 2011,Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd was formally established.
Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd is a sino-foreign joint venture with investing 22 Million RMB totally, is an enterprise with 10 years experience in manufacturing door closer.We are a integrated R&D ,manufacturing and trading for door closer solutions for global customers,and we are entitled to High-Tech Enterprise by government.
We are specialized in producing various middle-high class automatic door closers,floor spring, and relative door accessories hardware products.Covering an area of 30000 square meters, we now have over 200 employees, an annual sales figure that exceeds USD 20 millions.


Product detail pictures:

China Floor Spring Hinge Factory –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures


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All we do is usually affiliated with our tenet " Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for China Floor Spring Hinge Factory – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus , The product will supply to all over the world, such as: Chicago, Vietnam, Slovak Republic, We will initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.
  • Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Rebecca from Madras - 2017.03.28 16:34
    The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
    5 Stars By Gwendolyn from Bulgaria - 2017.09.22 11:32
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