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Factory Price Garage Door Torsion Spring
US$0.40-1.80
500 kg
Sample price:US$1.50/kg.Request sample

Product profile

Customization

Available

Type

Door Spring

Material

High Carbon Steel

Model NO.

QY7703

Wire Diameter

2.0mm-12.0mm

Direction

Left Hand & Right Hand

Function

Drive, Restoration

Load Type

Torsion

Production Process

Cold Roll

Shape

Colil

Length

as Your Require

Usage

Industrial, Furniture

Transport Package

Standard Packaging, Pallet or Wooden Case

Specification

As your require

Trademark

QY

Origin

Hefei Anhui China

HS Code

7320909000

Production Capacity

5000pairs/Week

Key features

High Quality Material: Made of high carbon steel coils with aluminum cones, oil tempered and black coated for durability.
Long Service Life: Engineered for maximum application range with a minimum of 10,000 cycles.
Full Customization: Customizable wire diameter, direction, length, and surface treatment based on drawings or samples.
Professional Manufacturer: Over 14 years of experience in the spring field with OEM/ODM services available.
Certified Quality: Products certified by SGS and ISO9001 standards for reliability and safety.
Flexible MOQ: Accepts any small trial order, welcoming customers to start with minimal quantity.
Fast Delivery: Delivery time within 3-5 days after order confirmation, depending on quantity.
Comprehensive Support: Provides competitive pricing, high quality, good communication, and one-year warranty.

Company profile

Hefei Wang Qin Spring Co., Ltd.
Patents AwardedFast DeliveryQuality AssuranceR&D Capabilities
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: ≤1.68h

AI-Powered supplier vetting

SummaryHefei Wang Qin Spring Co., Ltd. is a China-based manufacturer/factory in Anhui specializing in automatic door balance system and garage door springs. It reports ISO 9001 certification, nine production lines, in-stock capability, and lead times within 15 working days in both peak and off-seasons. The supplier offers broad customization, ODM, and OEM services for popular brands, but reports no new products in the past year and has fewer than five R&D engineers. Service processes exist for corrective actions and complaints, but written records and formal assessment procedures are absent. It has no overseas warehouse, showroom, agent, branch, or stated overseas-service countries, and lacks a valid manufacturing-capacity contract with related subcontractors. Financial evidence is insufficient for a credibility assessment, while customer-case evidence is limited to OEM service for popular brands and participation in R+T Asia.
Supplier typeThe supplier is identified as a manufacturer/factory and other business entity, organized as a limited company in China, with an operating location and factory address in Anhui. This directly supports classification as a manufacturing supplier.
CertificationsThe supplier reports holding ISO 9001 certification. This is explicit evidence of a certified quality management system, although no certificate scope, issuing body, or validity details are provided.
Production capacityThe supplier describes professional production and testing equipment, strict quality control, nine production lines, inventory capability, and lead times within 15 working days in both seasons. Nevertheless, it reports no valid manufacturing-capacity contract with related subcontractors, so the overall production assessment is positive but not without a documented control gap.
Customization capabilityThe supplier explicitly offers full customization, design-based customization, sample-based customization, minor customization, flexible customization, ODM services, and OEM services for popular brands. These offerings directly support strong customization capability.

Product Q&A

Q:How to make Torsion Spring as per your enquiries?
A:
Please provide main specifications including wire diameter, material, body length, max/min diameter, and number of coils. Detailed drawings, samples, or door dimensions (width, height, weight, lifting system) are also useful for custom design.
Q:Are you a manufacturer? Do you accept OEM?
A:
Yes, we are a professional manufacturer with over 14 years of experience in the spring field and we accept OEM. Just provide your design, and we will make samples for you soon.
Q:What are your strengths?
A:
Our strengths include competitive price, high quality, good communication with customers, and the best after-sales service.
Q:What is your packing method?
A:
We use standard packing such as PE bags, plywood cases, wooden cartons, and pallets. Packing can also be based on your specific requirements.
Q:How long is your delivery time?
A:
Delivery is within 3-5 days after order confirmation, though it depends on the actual quantity ordered.

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