What are the standard wire diameter and outer diameter ranges?

Wire diameter ranges from 0.1 mm to 20 mm, and outer diameter ranges from 1 mm to 200 mm, both customizable.

What surface treatments are available?

We offer Zinc Plating, Nickel Plating, Chrome Plating, Passivation (for SS), Powder Coating, E-Coating, and Black Oxide.

What is the average lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Quality Precision Spring with Full Loop and Zinc Plated Coating

Name: Quality Precision Spring with Full Loop and Zinc Plated Coating
Brand: Wenzhou Aoli Spring Manufacturing Co., Ltd
SKU: 2281416665

Zhejiang, ChinaWenzhou Aoli Spring Manufacturing Co., Ltd

US$0.10

1,000-1,999 Pieces

US$0.08

2,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Function

Stretch

Material

Steel

Model NO.

AL-03

Usage

Industrial, Auto, Furniture, Motorcycle, Home Appliance

Load Type

Extension

Production Process

Hot Roll

Shape

Coil

End Type

Full Loop

Finish/Coating

Zinc Plated

Initial Tension

1.5 N

Spring Rate

0.8 N/mm

Wire Diameter

0.5 mm

Trademark

AOLI

Origin

China

Production Capacity

10000

Key features

Wide Customization Range: Wire diameter 0.1-20mm, OD 1-200mm, and free length 5-1000mm are fully customizable.

Durable Material Options: Available in Music Wire, Stainless Steel (SUS304/316), Carbon Steel, and Alloy Steel.

Versatile Surface Treatment: Options include Zinc Plating, Nickel Plating, Chrome Plating, Passivation, and Powder Coating.

Broad Application Scope: Ideal for automotive, aerospace, medical devices, industrial machinery, and consumer electronics.

High Load Capacity: Capable of handling loads from grams to several tons, depending on design requirements.

Professional OEM/ODM Service: Expert engineering team provides tailored design and manufacturing for specific applications.

Quality Certified Manufacturer: ISO9001:2015, ISO45000:2018, and ISO14001 certified with rigorous quality control.

Company profile

In-stock CapacityQuality AssuranceR&D CapabilitiesManagement Certification

Wenzhou Aoli Spring Manufacturing Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-11-01Nearest Port: shanghai, yiwu, guangzhouAverage Response Time: ≤0.01hTerms of Payment: T/T, Money Gram, LC, etc.

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional spring manufacturer and professional technical supplier, offering compression, torsion, hook, and rotary springs. It provides 3D software design and broad customization, supported by eight experienced R&D engineers. Manufacturing-related evidence includes more than 10 production lines in one slice and 70 in another, 21–30 quality-control staff, in-stock capability, valid contracts with associated subcontractors, and lead times within 15 workdays in both peak and off-peak seasons. Quality systems include documented inspection, corrective and preventive actions, complaint handling, quality assurance, and raw-material traceability. However, the supplier has no overseas agents or branches, overseas warehouse, overseas showroom, or offline trade-show participation. Financial credibility cannot be determined from the available information, and no customer cases or certifications are provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and professional spring manufacturer. Its stated product portfolio includes compression, torsion, hook, and rotary springs for diverse applications.

After-Sales capabilityThe supplier has a clear procedure and followed records for handling customer complaints, indicating a documented after-sales response mechanism. The slices do not provide performance outcomes, response times, or satisfaction evidence.

R&D capabilityThe supplier is identified as a professional technical supplier, provides 3D software design services, supports multiple forms of customization, and has eight experienced R&D engineers. However, no SDK is available, which limits the demonstrated technical integration capability.

Production capacityProduction evidence includes in-stock capability, valid contracts with associated subcontractors, more than 10 production lines in one record and 70 in another, 21–30 quality-control staff, documented inspection and quality procedures, and lead times within 15 workdays in both peak and off-season. A weakness is that ongoing quantity reconciliation for each batch or mass production is explicitly absent.

Customization capabilityThe supplier supports customization from samples, designs, full customization, minor customization, and flexible customization, while its spring portfolio covers four core spring types. This directly demonstrates broad product and design customization capability.

Product Q&A

Q:What types of springs do you manufacture?

We specialize in compression springs, extension springs, torsion springs, custom wire forms, and flat springs.

Q:Do you offer custom spring design and manufacturing?

Yes, our engineering team works closely with clients to design springs tailored to specific applications, materials, tolerances, and performance requirements.

Q:What information is needed for a quote?

We need spring type, material specification, wire diameter, outer/inner diameter, free length, load/force requirements, quantity, and any special coatings.

Q:What is your minimum order quantity (MOQ)?

MOQ varies depending on complexity and customization. We accommodate both prototype/small-batch orders and high-volume production.

Q:What materials are available for these springs?

Options include Music Wire (SWP-B), Stainless Steel (SUS304/SUS316), Oil-Tempered Wire, Carbon Steel, Alloy Steel, and Copper Alloy.