China Supplier Professional Customized High Quality Garage Door Extension Spring
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Product Highlights
- Customizable Dimensions: Wire diameter 2.0-12.0mm, length as required, left/right hand options.
- Durable Material: High carbon steel (72B, 82B, 60Si2MnA) with oil-tempered black coating.
- Long Lifespan: Engineered for minimum 10,000 cycles with +/- 7.5lbs target door weight.
- Professional OEM/ODM: 11 years experience, accepts OEM/ODM, designs based on drawings or samples.
- Versatile Applications: Suitable for garage, industrial, auto, furniture, and home appliance doors.
- Flexible MOQ: Any small trial order is welcome, starting from 100 pairs.
- Fast Delivery: Delivery within 3-5 days after order confirmation, depending on quantity.
- Quality Assurance: ISO9001 certified, 100% finished product inspection, 1-year warranty.
Product Attributes
- Customization
- Available
- Function
- Drive, Restoration, Measurement
- Material
- High Carbon Steel
- Model NO.
- FQYS-0079
- Usage
- Industrial, Auto, Furniture, Home Appliance, Garage Door/Industrial Door/Roller Shutter Door
- Load Type
- Torsion
- Production Process
- Cold Roll
- Shape
- Coil
- Wire Diameter
- 2.0mm-12.0mm
- Direction
- Left Hand & Right Hand
- Length
- as Your Require
- Surface Treatment
- Zinc&Black Coated
- Transport Package
- Standard Packaging, Pallet
- Specification
- 72B
- Trademark
- QY
- Origin
- Hefei Anhui China
- HS Code
- 7320909000
- Production Capacity
- 5000pairs/Week
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of China Supplier Professional Customized High Quality Garage Door Extension Spring
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China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring -
China Supplier Professional Customized High Quality Garage Door Extension Spring
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Product Description
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 | Manufacturer Professional Customized High Quality Garage Door Extension 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 |
FAQ
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.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR269760". Items marked "
" are certified.
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Company Profile
Founded in 2006, Hefei WangQin Spring Co., Ltd. Over 20 years of experience in door springs and supporting hardware. We integrate R&D, design, precision manufacturing, custom processing, and after-sales service, supplying reliable hardware solutions to door manufacturers at home and abroad.
Located in Hefei, Anhui's National Garden City, we benefit from convenient transport and sound industrial infrastructure. Leveraging local industrial strengths, we deliver high-compatibility springs and hardware, gaining solid market recognition and a good global reputation.
I. Core Business Scope
We offer dedicated hardware solutions for garage, automatic, and industrial doors. Our main products include door torsion springs and extension springs, matching residential garage doors, factory doors, roller shutters and electric doors.
We also supply one-stop custom accessories such as spring cones and cable drums, covering residential, commercial, and industrial projects. Integrated supply eliminates scattered procurement and improves part compatibility for clients.
II. Production and R&D Capabilities
Innovation underpins our development. Our veteran technical team optimizes automatic door balance springs and has formed a complete standardized design system. We customize springs according to door weight, size, and usage frequency to fix jamming, uneven stress, and motor overload issues.
Equipped with full production and testing equipment, we run full-process quality control from raw material screening to finished fatigue and load tests. We strictly reject defective products to guarantee stable, durable goods.
III. Core Product Advantages
Our springs adopt premium raw materials and advanced craftsmanship, featuring high toughness, fatigue resistance, stable load capacity, and smooth operation.
They allow easy manual opening during power cuts. When electrically driven, they balance door weight to reduce motor wear and prolong system service life. Adaptable to frequent long-hour use, our products are widely favored by door factories and engineering companies worldwide.
IV. Business Philosophy and Development Prospects
We adhere to "Customer First, Quality Foremost, Reputation Oriented". Stable quality, reasonable prices, and full pre & after-sales service win long-term trust from global partners.
Going forward, we will keep optimizing production, upgrading equipment, and enriching product ranges while expanding domestic and overseas markets. We aim to provide superior products and professional support, cooperating with door manufacturers for mutual win-win sustainable development.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 1288, Ziyun Road, Jingkai District, Hefei, Anhui, China
-
Terms of Payment
- D/P, T/T, LC, Western Union, PayPal, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 100 pairs
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
- Main Products
- Garage Door Torsion Spring, Commercial /Industrial Door Torsion Spring, Garage Door Extension Spring, Roller Shutter Door Spring, Garage Spring Cone Die Casting Spring Fitting, Lift Door Cable Drum, Hardware Parts Accessories, Hinge Stes, Industrial Bracket, Garage Door Cables
-
Production Lines
- 8
-
Production Machines
- Fully automatic spring machine, Lathe, Heat treatment machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Function inspection & Visual inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Full Customization, Customization from Designs, Customization from Samples, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 11 Years
-
Main Markets
- North America, Europe, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
FAQ
- Are you a manufacturer and do you accept OEM?
- Yes, as a professional manufacturer, we have been in the spring field for over 11 years and we accept OEM! Just give us your design, we will make samples for you soon.
- Can you design springs for me?
- 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 system), we can custom designed spring size and spring weight.
- What are your strengths?
- Competitive price, High quality, Good communication with customers, Best after-sales service.
- What is your packing method?
- a, Standard packing, PE bags, plywood cases, wooden carton, pallet. b, Based on your requirements.
- How long is your delivery time?
- Within 3-5 days after order confirmed. Of course, it depends on the actual quantity.
- What payment methods do you accept?
- We accept T/T, western union or paypal before production. Other payments are negotiable.
- What are your terms of payment?
- Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipment.
- What is your sea shipping port?
- SHANGHAI port usually; any problems contact us ASAP.
- What is your warranty policy?
- One year after sale service.
Send your message to this supplier
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