We work with: High-carbon steel (Grade 65Mn/70Mn) – most common for industrial use Stainless steel (301/302/304/316) – corrosion resistance Alloy steel (50CrV/55CrSi/60Si2Mn) – high-temperature resistance Custom materials (available upon request)

Guanglei has been known as a leading supplier of wire forms in China since 2005. If you are looking for wire forms and customized solutions, with us you will always find what you need.

Our bent wire parts are manufactured with the highest precision and craftsmanship, designed to meet the requirements of various industries. Using advanced 3D technology, unlimited bending operations are possible. As a result, we guarantee components that are both durable and reliable for your application.

Core Specifications

Wire Diameter: 0.03mm – 20.0mm
Material: Stainless Steel (304, 316, 316L), Carbon Steel, Alloy Steel, Brass, Copper, Aluminum, Titanium
Forming Shapes: Clips, Brackets, Rings, Hooks, U-Bolts, Wave Springs, Custom Shapes (per drawing)
Dimensional Tolerance: ±0.02mm
Surface Treatment: Zinc Plating, Nickel Plating, Chrome Plating, Powder Coating, Anodizing, Passivation
Production Capacity: Up to 1,000,000 pieces per month
Standards: ISO 9001, IATF 16949, RoHS, REACH

Applications

Our custom wire forming components are widely used in various industries, including:

Automotive: Interior clips, exterior brackets, engine components, suspension parts
Electronics: PCB clips, connector brackets, battery contacts, wire holders
Medical Equipment: Surgical instrument components, diagnostic device brackets, rehabilitation equipment parts
Consumer Goods: Furniture hardware, kitchen utensils, toys, fitness equipment
Industrial Machinery: Conveyor components, valve parts, tool holders, fasteners

GL Springs Advantages

Advanced Equipment: CNC wire forming machines (up to 12 axes) support complex shape forming
Custom Design Support: Professional engineers team to optimize your design for manufacturability
High Precision: Strict quality control ensures dimensional accuracy and shape consistency
One-Stop Service: From design, sampling, to mass production, we provide integrated solutions

CUSTOM SPRINGS,FROM CONCEPT TO COMPLETION

We are responsible for all aspects from the design stage to mass production.

Spring Design

We’ll work closely with your team to design a custom spring solution.

Manufacturing

For over 20 years, we’ve produced a large array of custom springs in a variety of materials.

Quality Control

Precision Reliability in Every Spring.

Package & Delivery

On-Time Secure Shipping for Custom Springs.

Brands That Trust Us

Trusted By Over 2000+ Brands

FAQ

Are you a factory or trading company? Where is the company located?

We are a leading manufacturer of high-precision springs with IATF 16949 certification, located in Shanghai.

What materials do you use for springs?

We work with:

High-carbon steel (Grade 65Mn/70Mn) – most common for industrial use
Stainless steel (301/302/304/316) – corrosion resistance
Alloy steel (50CrV/55CrSi/60Si2Mn) – high-temperature resistance
Custom materials (available upon request)

Can you produce non-standard springs?

Yes! We specialize in:

Custom shapes (Conical, Barrel, Double torsion)
Special surface treatments (Electroplating, Powder coating, Electrophoretic coating)
Extreme-condition springs (High temperature / Cryogenic)

Can you match competitor samples?

We offer reverse engineering services:

Send samples (3–5 pcs ideal)
We’ll analyze material & performance
Provide matched prototypes within 7 days

Do you provide free samples?

Existing catalog items (≤5 pcs): you only pay actual shipping cost.
Custom sample service: $50 refundable fee (deducted from future orders).

How long does it take for samples?

Typically 5-7 business days. Depends on your request.

Get custom service now

Please inform us about the quantity and application of your custom springs. Based on this information, we will connect you with a specialized engineer who possesses the expertise to address your specific requirements.