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garge door spring
Our products are strictly manufactured acc to international standard. Material and dimensions test reports can be provided for every shippment. The third party certifaction is also OK acc to your reuqirements.
If you are intersted in our clock springs, welcome contact me with your requirements or dimensions. My email is nancy(at). You can also add my whatsapp or wechat:+86 15203466192.
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Tilt Garge Door Springs
Tilt door springs are extension springs used for tilt garage doors, these springs have loops on each end.
We need followings sizes for custom orders:
1.Measure outside diameter
2.Body length (not including loops at the ends)
3.Wire size
Example: Outside Diameter: 43mm (approx.) Length: 440mm Wire Size: 5.3mm
Roller Garage Door Springs
Roller Door Springs are Used for Roller Garage Doors. These are identified by having loops on each end, and are either left or right hand wound.
It is made acc to your requirements.
Sectional Garage Door Springs
These torsion springs are for sectional garage doors made up of panels which open vertically with each panel turning 90°C as the door goes up to eventually lay horizontal under the ceiling when open. These springs can be identified by having 'plugs' at both ends, which are identified by colour coding.
We can provide other customized garge door parts except for garge door springs, such as end lock, etc.
In order to get the quotation quickly and impovide the work efficiency both of us, please provide the followings dimensions before inquiring.
For Compression Springs
Helical compression springs are our most common spring type. They have a wide range of applications and can be found in almost all mechanical products, for example as important components in door locks, in compressors, in valves, in electric switches and more.
The needed dimensions.
1. wire dia
2. outside dia
3. free length
4. active coil
5. direction of turning
6. material
7. surface treatment(zinc plated, black coated, Dacromet)
8. end requirements
9. spring force
For Torsion Springs
Torsion springs can either have a left-hand or right-hand helix. They are made to give a force and torque when one leg is turned relative the other.
Our torsion springs are made in dimensions from 0.03- 26 millimeter and we select wire diameter, spring body diameter, length and pitch to suit your requirements.
The needed dimensions:
1. wire dia
2. outside dia
3. total length of the material
4. active coil
5. degree
6. material
7. surface treatment(zinc plated, black coated, Dacromet)
8. direction of turning
9. spring force
For Tension springs
Tension springs are designed to give a specific pull force when extended to a a specific length. Our tension springs have a material dimensional range from 0.03 - 26 millimeter.
The needed dimensions
1. wire dia
2. outside dia
3. total length
4. active coil
5. direction of turning
6. material
7. surface treatment(zinc plated, black coated, Dacromet)
8. Retractor form
9. spring force
Package 1-- small white cartons + bigger cartons
1. For sizes of small white cartons and bigger cartons, it can be made acc to customers' requirements. 10kgs, 15kgs, 20kgs, 30kgs are OK. (our normal package)
2. woven boxes or other package methods are also OK.
Package 2---------pallets with folio and marks
1.Pallet with folio package can provent the goods from being wet or lost.
2.Clear marks can make the customers well tell the goods
Shipping
1. Samples are usually sent by express or courier. We often send goods through TNT, DHL, Fedx, etc., so we can get the good freight cost for you.
2. Big goods are often sent by sea
1.Small order can enjoy the price of big order.
2.Free sample +lower express freight cost.
B. High quality
1.Manufacturing acc to national or international standard.
2. Strict quality control.
3. The third party certification.
C. First class service
1.One stop sourcing
all standard fasteners you can find here, customized fasteners or OEM service are also OK, order tracking;
2. Professional service team;
3. More than 20 years experience.
D. Good guarantee (Less risk)
1. We are Alibaba trade assurance company. You can buy our products by Alibaba insurance order service, which is set up for customers' benefits. You never worry about the loss of money .
2. For small order, you can pay by Paypal.
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