We are a leading manufacturer with over 20 years of experience in customized metal parts. We have wire forming department, computerized spring department, stamping department, CNC department, welding department, QC and tools modes department, ect. We focus on creating high quality, durable, reliable hardware accessories to meet your unique specifications.

How do I place an order?

Just contact us, send inquiry or email/call us.

Hardware Constant Torque Spiral Flat Coil Starter Spring Metal Steel Retractable Constant Force Flat Spring

Name: Hardware Constant Torque Spiral Flat Coil Starter Spring Metal Steel Retractable Constant Force Flat Spring
Brand: Zhongshan Baishun Hardware Manufacturing Co., Ltd.
SKU: 2161651505

Guangdong, ChinaZhongshan Baishun Hardware Manufacturing Co., Ltd.

US$0.20

10-2,999 Pieces

US$0.08

3,000-9,999 Pieces

US$0.06

10,000-29,999 Pieces

US$0.05

30,000-49,999 Pieces

US$0.01

50,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Function

Pressed, Phonation, Buffer, Drive, Restoration, Measurement, Machine Hardware Parts

Material

Stainless Steel

Model NO.

Spring

Usage

Industrial, Auto, Furniture, Motorcycle, Home Appliance, Lighting

Load Type

Torsion

Production Process

Hot Roll

Shape

Torsion-Bar

Sevices

OEM ODM

Wire Forming

6 Bending Wire Forming Machines

Spring

19 Computerize Spring Machines

CNC

8 CNC Machines

Stamping

15 Stamping Machines

Advantage

3400 Square Meters Factory

Support

Custom Made Many Kinds of Metal

Transport Package

PE/Cartons/ Pallet

Specification

diameter 0.2-40 mm

Trademark

BAISHUN or OEM

Origin

Zhongshan and Dongguan, Guangdong, China

HS Code

730209000

Production Capacity

5000000/Year

Key features

Constant Force Performance: Maintains constant load during tension for reliable operation in various applications.

Premium Stainless Steel: Constructed from high-quality 301 stainless steel strip for durability and corrosion resistance.

OEM and ODM Services: Full customization support including drawing, sample, and design-based production.

Fast Response Time: Price quotes provided within 1 hour from Monday to Saturday.

Quick Delivery Options: Regular items shipped within 7 days; customized products in 10-30 days.

No MOQ for Stock Items: No minimum order quantity required for standard products or custom orders.

Advanced Manufacturing: Equipped with 3D wire forming, computer spring, CNC, and stamping machines.

Quality Assurance: ISO9001 certified with industry-standard testing equipment for precision and reliability.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesCustomization from DesignsYears of Export Experience

Zhongshan Baishun Hardware Manufacturing 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: 13 years CertifiedNearest Port: Shenzhen portAverage Response Time: ≤1.27h

AI-Powered supplier vetting

SummaryZhongshan Baishun Hardware Manufacturing Co., Ltd. is a limited company with 65 employees and an affiliated company, combining R&D, production, and sales. It offers wire forming, springs, CNC products, stamping parts, and related hardware, with stated production equipment and more than 20 years in precision manufacturing. The supplier reports ISO9001 certification, new products during the past year, ODM services, OEM services for well-known brands, and broad customization capabilities. Export sales represent 51%–70% of total sales, and the supplier has exported for 13 years. However, it reports no valid manufacturing contract with affiliated subcontractors, no stock, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Finished products are checked by packing staff, while environmental assessment and fire-drill status are unknown. Financial records are indicated for 2021–2023, but no detailed financial figures are provided.

Supplier typeThe supplier is identified as a limited company with 65 employees and an affiliated company. Its business combines R&D, manufacturing, and sales, and its offerings include wire forming, springs, CNC products, stamping parts, and other hardware products.

CertificationsThe company description explicitly states that the supplier holds ISO9001 international quality system certification. No other certification is identified in the provided information.

R&D capabilityThe supplier states that it has R&D capability, launched new products during the past year, provides ODM services, and integrates R&D with production and sales. It also reports no available SDK, but the available evidence still explicitly supports product-development capability.

Production capacityThe supplier lists computer spring, wire-forming, CNC lathe, punching, and automatic cam-lathe equipment, has exported for 13 years, and reports 51%–70% export sales with lead times within 15 working days. Countervailing limitations include no valid contract with affiliated subcontractors and finished-product inspection performed by packing staff, indicating some production-control risk.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full and minor customization, and flexible customization. These capabilities are reported both under R&D services and design services, providing direct evidence of broad customization coverage.

Product Q&A

Q:Can I custom made my products?

Yes. We provide the OEM ODM services. You can provide drawings or samples, we can produce them accordingly. Or you tell us your idea, we create a design drawing.

Q:What is the MOQ?

If the products you want are what we are producing or in stock, it is quick delivery and no MOQ. If you want to custom, also no MOQ, just different prices for different quantity.

Q:How do I know your quality?

Through pictures, videos, customer reviews, or we can send you samples.

Q:How long will it take for me to get a price?

We will respond within 1 hour from Monday to Saturday.

Q:How long is the delivery time?

Regular items are shipped within 7 days. Customized products normally 10-30 days accordingly.