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

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The customer satisfaction is our primary goal. We uphold a consistent level of professionalism, quality, credibility and service for Yale Closers, Mortise Door Lock, Crown Door Closer, All merchandise are manufactured with advanced equipment and strict QC procedures in purchase to assure high-quality. Welcome prospects new and old to get hold of us for enterprise cooperation.
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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It can be our accountability to satisfy your preferences and competently provide you. Your satisfaction is our greatest reward. We are searching ahead towards your visit for joint growth 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: azerbaijan, Brasilia, UK, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We have been looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!
  • We have been looking for a professional and responsible supplier, and now we find it.
    5 Stars By Norma from Swiss - 2018.12.11 11:26
    After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.
    5 Stars By Chris from Ghana - 2017.01.11 17:15
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