What payment method do you accept?

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

What is your terms of payment?

For payments less than 1000 USD, 100% is required in advance. For payments greater than or equal to 1000 USD, 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. If you have any problems, please contact us ASAP.

What is your warranty?

We provide one year of after-sales service.

Wholesale Heavy Duty Garage Door Rolling Shutter Doors Torsion Springs

Name: Wholesale Heavy Duty Garage Door Rolling Shutter Doors Torsion Springs
Brand: Hefei Wang Qin Spring Co., Ltd.
SKU: 921640115

Anhui, ChinaHefei Wang Qin Spring Co., Ltd.

US$1.30-1.80

2,000 kg

Sample price:US$1.50/kg.Request sample

Product profile

Customization

Available

Function

Drive, Restoration

Material

High Carbon Steel

Model NO.

QYS118

Usage

Industrial, Furniture, Home Appliance, High Carbon Steel

Load Type

Extension

Production Process

Cold Roll

Shape

Coil

Transport Package

Standard Packaging, Wooden Carton, Pallet

Specification

Trademark

Origin

Hefei Anhui China

HS Code

761699900

Production Capacity

5000pairs/Week

Key features

Customizable Dimensions: Available in wire diameters from 1 3/4" to 6" and custom sizes based on drawings.

Diverse Material Options: Constructed from 72B, 82B, or 60Si2MnA high carbon steel for durability.

Extensive Surface Treatments: Options include white zinc plating, nickel plating, chrome plating, powder coating, and oil application.

OEM and ODM Services: Accepts custom designs, samples, and drawings for tailored spring manufacturing.

Flexible MOQ Policy: Welcomes small trial orders to accommodate various customer needs.

Professional Design Support: Expert team provides custom spring size and weight calculations based on door specs.

ISO9001 Certified Quality: Manufacturing process adheres to international quality management standards.

Comprehensive After-Sales: Includes one-year after-sales service and dedicated technical support.

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: ≤0.11h

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 spring size and spring weight.

Q:What is your strengths?

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

Q:What is your packing?

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

Q:How long is your delivery time?

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