Sectional Garage Door Hardware Torsion Extension Spring for Roller doors
We are professional manufacturer of Garage door spring and Industiral door hardwares,including spring cone,cable drum,hinges,brackets,industrial bearing,tracks etc.Our mission is to provide the highest quality garage door spring ,outstanding customer service ,and competitive prices.
These high quality Garage Door Torsion Springs include cones installed on the springs and are sleek, oil tempered and coated black for a strong smoother operation. These sturdy garage door torsion springs are made of steel coils with aluminum cones and can withstand any weather making them the best buy for your garage door.
- Engineered For Maximum Application Range.
- Minimum 10,000 Cycles, At +/- 7.5lbs Of Target Door Weight.
- Springs Are Made Of Steel Coils With Aluminum Cones.
- Both Winding And Stationary Cones Are Installed.
- Black Coated, Oil Tempered Wire Provides A Clean Durable Finish.
- Clear, Easy To Read Spring Markings For Easy Identification.
| Name |
Make All Kinds of Door Torsion Extension Coil Spring |
| Diameter |
1 3/4" ,2" , 25/8" , 3 3/4" , 5 1 /4" , 6" and others |
| Material |
72B ,82B , 60Si2MnA |
| Customizable |
Can made by your drawings, sample and dimension |
| Surface Treatment |
White zinc plating, Nickel plating, Chrome plated, Cataphoresis, Become black, Powder coating, Apply oil ,paint or as customers' request |
| Application |
Luxury garage doors,factory lift doors,industrial door installation ,shutter doors in matching torsion and extension spring |
| Certification |
ISO9001 |
| MOQ |
Any small trial order is welcome |
| Deliver time |
7-15 workdays based on MOQ |
| Package |
Standard Packaging, Wooden Carton Or as per customers' requirements |
| Payment term |
30%T/T deposit,70% before shipping |
How to make Torsion Spring as per your enquiries?
Pls provide me main specification as follows
•Wire diameter
•Material
•Body length
•Maximum outside diameter, minimum inside diameter
•Number of coils
Or detailed drawing or real samples is very useful
FAQ:
Q: Are you a manufacturer ? Do you Accept OEM?
A: Yes, as a professional manufacturer, we have been in spring field for over 11 years and we accept OEM! Just give us your design, we will make samples for you soon.
Q: Can you do design for me?
A: Yes. We have a professional team having rich experience in spring design and manufacturing.Just tell us your door dimension(door width&height, door weight and lifting systerm), we can custom designed spring size and spring weight.
Q:What is your strengths?
A: Competitive price
High quality
Good communication with customers
Best after-sales service
Q:What is your packing?
A: a, Standard packing,PE bags, plywood cases, wooden carton, pallet.
b, Based on your requirements.
Q: How long is your delivery time?
A: Within 3-5 days after order confirmed. Of course, it depends on the actual quantity.
Q: What payment method do you accept?
A: we accept T/T, western union or paypal before production. Other payments are negotiable
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment.
Q: What is your sea shiping port?
A: SHANGHAI port usually; any problems contact us ASAP.
Q: What is your warranty?
A: One year after sale service.
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