What is your annual production capacity?

Our annual production is more than 800 million pieces.

Do you offer OEM or ODM services?

Yes, we offer full customization from samples or designs, minor customization, and flexible customization.

How do you handle customer complaints?

We respond to client complaints within 24 working hours and provide a satisfactory answer based on the facts.

Stainless Steel Tension Spring with Hooks

Name: Stainless Steel Tension Spring with Hooks
Brand: Yangzhou Mingfeng Spring Co., Ltd.
SKU: 793729045

Jiangsu, ChinaYangzhou Mingfeng Spring Co., Ltd.

Negotiable

10,000 Pieces

Sample price:US$0.50/piece.Request sample

Product profile

Customization

Available

Function

Measurement

Material

Iron

Usage

Industrial, Auto, Furniture, Motorcycle, Home Appliance

Load Type

Extension

Production Process

Cold Roll

Shape

Pagoda

Free Length

1cm~40cm

Wire Diameter

0.8mm~8.0mm

Surface Finish

White Zinc

Transport Package

as Your Request

Specification

TS16949, SGS, ISO9001

Trademark

Origin

Yangzhou, China

Production Capacity

1000000 Per Month

Key features

Customizable Dimensions: Free length, wire diameter, and outer diameter can be customized as per request.

Wide Surface Finish Options: Available in white zinc, color zinc, nickel plating, chrome-plating, and plastic spraying.

Strict Quality Control: Six-step inspection process including material, routing, plating, and final checks.

Advanced Manufacturing: Over 50 sets of CNC coil spring machines imported from Taiwan for precision.

OEM/ODM Support: Full customization from samples or designs, including logo printing options.

Certified Quality: ISO9001, TS16949, and SGS certified with 29 years of production experience.

Fast Response to Complaints: Customer complaints are responded to within 24 working hours with solutions.

Free Sample Availability: Free samples are available subject to company rules for quality verification.

Company profile

Yangzhou Mingfeng Spring Co., Ltd.

Jiangsu, 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: Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells springs, mechanical components, vibration and noise-reduction equipment, rubber and plastic products, hydraulic components, and related products. It reports broad customization and ODM capabilities, recent new-product activity, OEM service for recognized brands, and production-related facilities covering winding, grinding, spraying, polishing, and punching. Quality control includes four inspectors and documented finished-product inspection instructions. The supplier states that it maintains written procedures for supplier assessment, corrective and preventive actions, and complaint handling. It has valid manufacturing contracts with associated subcontractors and reports inventory capability, but no overseas warehouse or showroom. Export sales represent 41%–50% of total sales, with Shanghai Port identified as the nearest port and stated lead times of within 15 working days in both peak and off-season. Evidence is insufficient to confirm certifications, detailed...

Supplier typeThe supplier is a manufacturer and seller of springs, mechanical parts, vibration and noise-reduction equipment, rubber and plastic products, hydraulic machinery components, and related equipment. Its registered business scope indicates a multi-product industrial manufacturer rather than a pure trading intermediary.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. This supports an established complaint-resolution process, although the slices do not provide response times, service results, warranty terms, or overseas service coverage.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, indicating ongoing product-development activity. However, it reports no available SDK, and no details are provided on R&D staffing, patents, laboratories, or development resources.

Production capacityProduction evidence includes dedicated winding, grinding, spraying, polishing, and punching facilities, four quality inspectors, documented finished-product inspection instructions, inventory capability, and valid contracts with associated subcontractors. The supplier also reports lead times within 15 working days in both peak and off-season and describes a strict quality system, but the stated monthly production figure is unclear and cannot support a precise capacity assessment.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM availability, providing direct evidence of broad product-development and customization support.

Client casesThe supplier states that it provides OEM services to recognized brands and has received positive customer recognition from the seal, automotive and motorcycle, mechanical, electrical, electronics, and appliance industries. No customer names, project descriptions, order scope, or independently verifiable case details are provided.

Product Q&A

Q:What is the delivery time?

Normally our delivery time is 45 days, except for holidays and special bulk orders.

Q:Can you provide free samples?

Yes, free samples are available, but the sample and value should be according to our company rules.

Q:What are the main products?

Our main products include coil spring, suspension spring, valve spring, oil seal spring, torsion spring, extension spring, snap spring, and spiral spring.

Q:How do you control product quality?

All products go through six checks: material inspection, product inspection, routing inspection, inspection before plating, final inspection after plating, and inspection before delivery.

Q:What surface finishes are available?

Normally the surface color is silver (Trivalent Zinc Plating). Black, yellow, red, green, and blue are also available via powder or paint spraying.