What materials are used for the spring?

The material used is high-quality carbon steel.

Do you provide free samples?

Yes, samples are free of charge if we have available tools, and they can be sent within 7 days.

Heavy Duty Garage Door Torsion Spring

Name: Heavy Duty Garage Door Torsion Spring
Brand: Dongguan Weihui Hardware Spring Products Co., Ltd.
SKU: 2142459945

Guangdong, ChinaDongguan Weihui Hardware Spring Products Co., Ltd.

US$0.02

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Function

Drive, Restoration

Material

Steel

Usage

Industrial

Load Type

Torsion

Production Process

Hot Roll

Shape

Coil

Name

High Quality Carbonsteel Garage Door Torsionspring

Transport Package

Inner Plastic Bag and Outer Carton

Specification

CUSTIOMIZED

Trademark

N/A

Origin

China

HS Code

7320909000

Key features

Custom Color Options: Color is customizable according to customer requirements.

OEM/ODM Support: Full customization available from samples, designs, or minor adjustments.

Fast Sample Delivery: Samples provided within 7 days, free if available tool exists.

High Endurance: Endurance limit of 100,000 times for reliable industrial use.

Competitive Pricing: Reasonable and competitive prices with good service quality.

Expert Manufacturing: Professional manufacturer with over 9 years of industry experience.

Flexible Packaging: Inner and outer packing customized per customer's specific needs.

Quick Response: Customer inquiries responded to within 24 hours.

Company profile

Years of Export ExperienceHigh Repeat Buyers Choice

Dongguan Weihui Hardware Spring Products Co., Ltd.

Guangdong, 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: 10 years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤5.97h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and a professional technical supplier with manufacturing, export, service, quality-control, and R&D capabilities. It supports extensive customization, ODM, OEM for well-known brands, and reported new product development in the past year. Production exceeds 10 lines, with 6–10 quality-control staff, but only one year of total R&D engineer experience is stated. Service-support infrastructure is limited: no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and no overseas service countries are reported. The supplier has quality assurance, but lacks written service procedures and an approved-supplier list. Financial records are identified by year, but no performance values are provided. No certification information or specific customer cases is supplied.

Supplier typeThe supplier is explicitly described as a professional technical supplier and a growing manufacturer, while its company type is listed as Combined. It reports more than 10 production lines and offers manufacturing, export trade, service, quality-control, and R&D functions.

R&D capabilityThe supplier is identified as a professional technical supplier, reported new products during the past year, and offers ODM services. However, it has no available SDK, and the stated total experience of R&D engineers is only one year, so the evidence supports product-development activity but not a conclusively strong innovation position.

Production capacityThe supplier operates more than 10 production lines, has 6–10 quality-control staff, and reports peak- and off-season lead times ranging from within 15 workdays to one month. Finished products are checked by packing staff, indicating an inspection step, although the stated inspection method appears limited.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also provides ODM and OEM services, including OEM service for well-known brands, directly demonstrating broad customization capability.