Spring Door Closers

Door Closer / Door Closers
Door Closer / Door Closers
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Min Order Qty: 10 Piece/ Pieces pc
Supply Capability: 50000 Piece/ Pieces pc/month
Floor spring door closer
Floor spring door closer
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Min Order Qty: -
Supply Capability: -
Door Floor Hinge/  Floor Spring
Door Floor Hinge/ Floor Spring
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Min Order Qty: 10 Piece/ Pieces pc
Supply Capability: 50000 piece / pieces per month pc/month
Gas Spring for Kitchen Cabinet  Door Accessories
Gas Spring for Kitchen Cabinet Door Accessories
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Gas Spring for Funiture Door Parts  Lift
Gas Spring for Funiture Door Parts Lift
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Gas Spring for Kitchen Cabinet  Door Pneumatic
Gas Spring for Kitchen Cabinet Door Pneumatic
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Gas Spring Shock Strut Lift  for Car Door
Gas Spring Shock Strut Lift for Car Door
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Gas Spring Shock Strut Lift  for Car Door Lift
Gas Spring Shock Strut Lift for Car Door Lift
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Gas Spring for Kitchen Cabinet  Door Lift Pneumatic
Gas Spring for Kitchen Cabinet Door Lift Pneumatic
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Glass Door Floor Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-533
Gas Spring for Kitchen Cabinet Door Lift Pneumatic
Gas Spring for Kitchen Cabinet Door Lift Pneumatic
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Min Order Qty: 5000 pc
Supply Capability: 100000 pc/month
Hydraulic Door Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-838
Floor Spring for Glass Door/Floor Hinge for Glass Door FS-25
Floor Spring for Glass Door/Floor Hinge for Glass Door FS-25
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Min Order Qty: 50 set
Supply Capability: 100000 set/month
Glass Door Floor Spring/Floor Hinge for Glass Door FS-65
Glass Door Floor Spring/Floor Hinge for Glass Door FS-65
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Min Order Qty: 50 set
Supply Capability: 100000 set/month
Hydraulic Door Closer /Floor Spring/Floor Hinge for Glass Door FS-71
Hydraulic Door Closer /Floor Spring/Floor Hinge for Glass Door FS-71
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Min Order Qty: 50 set
Supply Capability: 100000 set/month
Hydraulic Door Hinge /Floor Spring/Floor Hinge for Glass Door FS-75
Hydraulic Door Hinge /Floor Spring/Floor Hinge for Glass Door FS-75
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Min Order Qty: 50 set
Supply Capability: 100000 set/month
Serpentine Spring
Serpentine Spring
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High Class Serpentine Spring
High Class Serpentine Spring
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Oil Tempered Spring Steel Wire(3MM-16MM)
Oil Tempered Spring Steel Wire(3MM-16MM)
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Min Order Qty: -
Supply Capability: 20000 m.t./month
Flat Spring Steel
Flat Spring Steel
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Min Order Qty: 50Tons m.t.
Supply Capability: 600000/YEAR m.t./month
Leaf Spring
Leaf Spring
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Min Order Qty: -
Supply Capability: -
ungalvanized/spring steel wire
ungalvanized/spring steel wire
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Min Order Qty: -
Supply Capability: 100000 m.t./month
Spring Steel 65Si2MnA
Spring Steel 65Si2MnA
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Min Order Qty: -
Supply Capability: -
Hot Rolled Spring Flat Bar
Hot Rolled Spring Flat Bar
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Spring Steel 55CrMnA
Spring Steel 55CrMnA
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Supply Capability: -
Best Quality Battery Spring
Best Quality Battery Spring
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Supply Capability: -
Round Steel Spring Bar 60Si2MnA
Round Steel Spring Bar 60Si2MnA
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Min Order Qty: 50MT m.t.
Supply Capability: 600000TONS/YEAR m.t./month
Spring Special Steel Round Bar
Spring Special Steel Round Bar
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Supply Capability: -
Hydraulic Floor Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-84
Spring Steel Flat Bar
Spring Steel Flat Bar
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Min Order Qty: -
Supply Capability: -
Spring Steel Flat  Bar with high quality
Spring Steel Flat Bar with high quality
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Min Order Qty: 25 m.t
Supply Capability: 100 m.t/month
HR  SS400 Spring  Steel  With  High Quality
HR SS400 Spring Steel With High Quality
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Min Order Qty: 25 m.t
Supply Capability: 10000 m.t/month
Compression Spring, Heavy Duty, with Stainless Steel
Compression Spring, Heavy Duty, with Stainless Steel
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Min Order Qty: -
Supply Capability: 151000000 Pieces per Month pc/month
Round Spring Steel
Round Spring Steel
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Min Order Qty: 50Tons m.t.
Supply Capability: 600000TONS/YEAR m.t./month
Spring Strip Steel
Spring Strip Steel
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Min Order Qty: 25MT m.t.
Supply Capability: 500000TONS/YEAR m.t./month
Hot Rolled Steel Spring Flat Bar
Hot Rolled Steel Spring Flat Bar
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Min Order Qty: -
Supply Capability: -

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Hot Products

FAQ

What oil is used in the closer
Requirements include: 1) whether the need to open the door after the automatic stop function; 2) damping buffer function - quickly open the door to a certain position after the damping buffer, and the damping buffer force and range can be adjusted according to the use of self-use; This function is used to prevent the door quickly when the door or lock the wall, or emergency escape To prevent people in the fast open when the weight loss and leaning forward. 3) delay the slow closing - the door from the door to the maximum position began to slow down slowly, according to the requirements of stepless adjustment. Suitable for use in frequent and crowded places, especially hospitals, with the elderly, children and disabled access and access to the use of the door. 4) Closing force can be adjusted - can be used in the door and the door wide range of different doors to install, and because of environmental reasons to close the door more resistance. Random stepless adjustment can be satisfied with the closing force, especially in the coastal city, travel and other affected by the wind and closing resistance (the door of the force) often change the place. 5) use of the environment: fire and fire requirements in the winter and 35 ° under the premises of the anti - freeze requirements. Usually the choice of door closers according to the manufacturer's product specifications, according to the size of different forces or adjustable power to match the size of different doors and weight. The following table shows the quality / size of the seven grades of test doors specified in the British Standard BS EN 1154 (a recognized standard for closed door gauges). The closing force of the door closet usually specifies a value between 1 and 7, the greater the number, indicating the greater the ability of the door closer.s
How closed the door closer
Now the door closer product market chaos, cheap and difficult to guarantee the quality and service life. Can be self-adjusting the side door screws tight, too loose will leak! If not only timely replacement.s
Why do you turn the door closer?
You first use a screwdriver to adjust the valve on the door above the valve to see if you can turns
How to choose the door closers
Select the door closers should consider the factors are: the weight of the door, the width of the door, the door frequency and the use of requirements and the use of the environment. The weight of the door and the width of the door is the most important factor in choosing the door closer model, common doors are fire doors, wooden doors, aluminum doors, glass doors, steel doors and so on. Usually the weight of the door is small, select the smaller model, and vice versa.s
How can we install a door closet
1, the standard installation: door closers installed on the door, the bearings installed in the door frame, and the door closet installed in the sliding door side. This installation is suitable for the door frame is narrow, there is not enough space to install the door closer. Applicable to the direction of the door without obstacles, the door open to a large enough angle, the door closers will not hit the foreign objects. 2, the door frame installation: door closet installed in the door frame, the seat installed in the door, and the door closet installed in the door side. This installation method is suitable for wide door frame, there is enough space to install the door closer. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation has a greater closing force and is suitable for larger and heavier doors.s
Closed door installation method and size
(Mm): Length 186 Width 44 Height 67 Installation Size: 19x168 (mm) Door Weight (mm): Length 186 Width 44 Height 67 Installation Size: 19x168 (mm) Door Weight Range: 45-65 (kg) Function: two-speed adjustable Applicable occasions: anti-theft door Function: two-speed adjustable Applicable occasions:s
What are the door closers cheap and durable?
The key is the frequency of use of the janitors
How to install the door closer
Closed door installation steps:     Usually with the door closer to provide instructions for the installation of the model, so first read the instructions, according to the direction of the door, the size of the closing force and the door closer, the connection between the seat and the door hinge to determine the installation location.     2) Depending on the closing force size, the closing force can be changed by reversing the connecting seat by 180 ° or by changing the connection position between the connecting rod and the connecting seat. Adjust the distance between the connecting rod and the hinge centerline of the door, the smaller the closing force of the door closer, the greater the strength.     3) Determine the position of the mounting screw according to the position indication on the mounting plate, then drill and tapping.     4) Install the door closer with screws.     5) Install the fixed connector.     6) Install the drive plate with screws.     7) Adjust the adjustment lever to 90 ° to the door frame, and then connect the connecting rod to the drive plate.     8) Do not forget to install a plastic cover, it can be used to catch the closed door leakage of hydraulic oil.     9) After installation, check whether the fixing screws are fastened or loose or not. Open the door to the maximum door position, check whether the hinge arm of the door closer is rubbed or rubbed against the door or door frame.     Close the door closing speed     10) Adjust the closing speed of the door closer as needed. Usually the door closers have two speed control (throttle spool) screws. The upper adjustment screw is the first section of the closing speed adjustment screw, and the lower adjustment screw is the second speed (usually 10º) closing speed adjustment screw.     C, the use of door closers and maintenance, repair     The newly installed door closers should be used for one week to about 10 days, and all screws should be checked and re-tightened again.s

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