What payment methods do you accept?

We accept T/T, Western Union, or PayPal before production. Other payment methods are negotiable.

What are your terms of payment?

For payments under 1000 USD, 100% is required in advance. For payments of 1000 USD or more, 30% T/T is required in advance, with the balance due before shipment.

What is your sea shipping port?

We usually ship from the Shanghai port. Please contact us ASAP if you have any problems.

What is your warranty period?

We provide one year of after-sales service warranty.

Manufacturer Specialized Supply Adjustable Large Garage Door Torsion Spring for Rolling Shutter

Name: Manufacturer Specialized Supply Adjustable Large Garage Door Torsion Spring for Rolling Shutter
Brand: Hefei Wang Qin Spring Co., Ltd.
SKU: 1903335045

Anhui, ChinaHefei Wang Qin Spring Co., Ltd.

US$0.90-1.40

500 kg

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Door Spring

Material

High Carbon Steel

Model NO.

QY1018

Usage

Industrial, Auto, Furniture, Home Appliance

Function

Drive, Restoration, Measurement

Load Type

Torsion

Wire Diameter

2.0mm-12.0mm

Transport Package

Standard Packing, Pallet

Specification

as your Require

Trademark

Origin

Hefei Anhui China

HS Code

7320909000

Production Capacity

5000pairs/Week

Key features

Durable Material Composition: Made of high carbon steel coils with aluminum cones for weather resistance.

Long Cycle Life: Engineered for minimum 10,000 cycles with +/- 7.5lbs accuracy.

Customizable Dimensions: Available in various diameters including 1 3/4', 2', 2 5/8', 3 3/4', 5 1/4', 6' and others.

Versatile Surface Treatment: Options include white zinc plating, nickel plating, chrome, powder coating, and oil painting.

Professional OEM/ODM Service: Accepts custom drawings, samples, and dimensions for tailored spring solutions.

ISO9001 Certified Quality: Manufactured under ISO9001 standards with 100% finished product inspection.

Flexible MOQ Policy: Small trial orders are welcome with a minimum order quantity of 100 pairs.

Fast Delivery Time: Standard delivery within 7-15 workdays, or 3-5 days after order confirmation.

Company profile

Patents AwardedFast DeliveryQuality AssuranceR&D Capabilities

Hefei Wang Qin Spring Co., Ltd.

Anhui, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.13h

AI-Powered supplier vetting

SummaryHefei Wang Qin Spring Co., Ltd. is a manufacturer based in Anhui, China, specializing in the design and production of automatic door balance system springs. The company holds ISO 9001 certification and has a strong focus on quality control. However, it lacks written records for corrective and preventive actions and customer complaint handling procedures. The supplier is capable of providing OEM and ODM services but lacks recent innovation in R&D. It also has limited international service capabilities, with no overseas warehouses or agents. The company has a moderate production capacity and offers flexible customization options.

Supplier typeThe supplier is a combined manufacturer and factory based in China, operating as a limited company.

CertificationsThe supplier holds an ISO 9001 certification, indicating compliance with quality management standards.

R&D capabilityThe supplier offers customization but has not introduced new products in the past year, reflecting limited innovation.

Production capacityThe supplier operates 9 production lines and has a significant annual output of garage door springs, indicating strong production capability.

Customization capabilityThe supplier provides a range of customization services, including full and minor customization, indicating flexibility.

Client casesThe supplier provides OEM services for popular brands, demonstrating experience with significant clients.

Product Q&A

Q:Are you a manufacturer and do you accept OEM?

Yes, as a professional manufacturer with over 11 years of experience in the spring field, we accept OEM. Just give us your design, and we will make samples for you soon.

Q:Can you do design for me?

Yes. We have a professional team with rich experience in spring design and manufacturing. Just tell us your door dimension (door width & height, door weight, and lifting system), and we can custom design the spring size and weight.

Q:What are your strengths?

Our strengths include competitive pricing, high quality, good communication with customers, and the best after-sales service.

Q:What is your packing method?

We offer standard packing with PE bags, plywood cases, wooden cartons, and pallets. We also provide packing based on your specific requirements.

Q:How long is your delivery time?

Delivery is typically within 3-5 days after the order is confirmed, though it depends on the actual quantity ordered.