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
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
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 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
Torsion Spring, long-service life
Torsion Spring, long-service life
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Min Order Qty: 5T pc
Supply Capability: 151000000 Pieces per Month pc/month
Gas Spring For Furniture, Auto, Machine Compression Gas Spring Factory
Gas Spring For Furniture, Auto, Machine Compression Gas Spring Factory
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Min Order Qty: 100 pc
Supply Capability: 500000 pc/month
Hydraulic Floor Hinge/ Door Closer/Floor Spring for Glass Door/Floor Hinge for Glass Door FS-84
HR Spring Steel
HR Spring Steel
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Min Order Qty: 50Tons m.t.
Supply Capability: 600000TONS/YEAR m.t./month
Safety Door , Anti Theft Door Steel Door , Security Door
Safety Door , Anti Theft Door Steel Door , Security Door
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Min Order Qty: 30 pc
Supply Capability: 300 pc/month
Belleville Spring
Belleville Spring
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Min Order Qty: -
Supply Capability: -
Special Steel 65Mn Hot Rolled Spring Steel
Special Steel 65Mn Hot Rolled Spring Steel
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Min Order Qty: 30 m.t.
Supply Capability: 10000 m.t./month
Best Battery Spring
Best Battery Spring
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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
Spring Steel 60Si2CrA
Spring Steel 60Si2CrA
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Min Order Qty: 50MT m.t.
Supply Capability: 600000TONS/YEAR m.t./month
Spring Clip 0.60mm
Spring Clip 0.60mm
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Min Order Qty: -
Supply Capability: -
High carbon spring steel wire
High carbon spring steel wire
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Min Order Qty: -
Supply Capability: 3000 m.t./month
Special Steel 5160 Spring Steel Round Bars
Special Steel 5160 Spring Steel Round Bars
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Min Order Qty: 25 m.t.
Supply Capability: 10000 m.t./month
Stainless Steel Compression Spring
Stainless Steel Compression Spring
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Min Order Qty: -
Supply Capability: -
Flat Wire Spring
Flat Wire Spring
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Min Order Qty: -
Supply Capability: -
Best Quality Flat Wire Spring
Best Quality Flat Wire Spring
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Min Order Qty: -
Supply Capability: -
Spring Steel Strip
Spring Steel Strip
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Min Order Qty: 50MT m.t.
Supply Capability: 600000TONS/YEAR m.t./month
Pressed Spring Clamp
Pressed Spring Clamp
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Min Order Qty: 3000 Piece/Pieces pc
Supply Capability: 10000 pc/month
Extension spring factory
Extension spring factory
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Min Order Qty: -
Supply Capability: -
High Class Serpentine Spring
High Class Serpentine Spring
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Min Order Qty: -
Supply Capability: -

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Hot Products

FAQ

What oil is used in the closer
One, generally 40 # low pour hydraulic oil. Second, the use of door closers requirements and choice Door closer products must meet the national standard GB9305-88, for the use of fire doors closed doors should also meet the GA93-1995 "door lock with fire doors test" requirements. 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. The door frequency is closely related with the product quality factors, the use of frequent occasions, the product should be required to seal the performance is better, long life.s
How does the door closer work?
The door closer is a similar spring-like hydraulic pressure, when the door is opened after the release by compression, the door automatically shut, like the role of the spring door, you can ensure that the door is opened, accurate and timely closure to the initial position Thes
What do you need to install a door closer?
Parallel installation: The door closer is mounted on the door and the parallel plate is mounted on the door frame. And the door closer is mounted on the door side. This installation method is suitable for the door frame is very narrow, or almost no door frame. In accordance with this way after installation, because there is no prominent connecting rod and rocker, so more beautiful. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation is less closed.s
How to adjust the door closing force
Adjustment methods and precautions: see pictures in the picture, generally in the side of the door closer to the side of the regulation of the valve is marked 1.2, speed 1 block is to adjust the door opening angle from 90 degrees to 20 degrees between the closing speed, speed 2 Block is to adjust the door opening angle from 20 degrees to 0 degrees that is the door completely closed the speed of the trip. Adjust the valve if the screw tightening (clockwise adjustment) is to slow down the speed, that is, closing the door close the door to adjust the power. If the valve screw loose (counterclockwise adjustment) is the speed becomes faster, that is, increase the closing door closing force. Adjust the amplitude must be controlled in a small range, and each adjustment are tested door fan strength is appropriate, if the amplitude is too large may screw off, resulting in door closers oil spill.s
Would like to ask what kind of door closers, suitable for hotel works with what?
Closer Burial device in the ground, collectively known as the spring.s
How closed the door closers
Adjust the tightening of the door closer is to adjust the closing speed, the strength of the fast when the speed is small, the door is close to the door close to the slow speed. Door closers to adjust the closing speed is through the two hydraulic valve independent control of two door closers closing speed for full hydraulic control. Adjustment method and precautions: (1) generally in the side of the door closer to the side of the adjustment valve is marked 1.2, speed 1 block is to adjust the door opening angle from 90 degrees to 20 degrees between the closing speed, speed 2 is to adjust the door opening angle from 20 Degrees to 0 degrees is the door completely closed the speed of the trip. (2) When adjusting the valve screw tightening (clockwise adjustment) is to slow down the speed, that is, the door closer to the door to adjust the power. (3) If the valve screw loose (counter-clockwise adjustment) is the speed becomes faster, that is, increase the closing door closing force. Adjust the amplitude must be controlled in a small range, and each adjustment are tested door fan strength is appropriate, if the amplitude is too large may screw off, resulting in door closers oil spill.s
How to make the door closer not shut down
Turn on the door shutters after turning on the auto stop function. Door closers are mainly used in commercial and public buildings, but are also used at home. They have many uses, the most important of which is to make the door closed by itself, to limit the spread of fire and ventilation within the building.s
How much is the cheapest door closer?
I have the cheapest B2 series behind closed doors, as long as 25 yuan as

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