As a leading spring manufacturer and engineering expert in Shanghai, China, GL Springs specializes in professional spring design services for compression springs, torsion springs, tension springs, wire formings, die springs, circlips, and custom wire-formed components. Our team of experienced engineers combines advanced design tools with industry expertise to create spring designs that meet your exact performance, dimensional, and application requirements.
Our Spring Design Philosophy
At GL Springs, spring design is more than just meeting specifications—it’s about optimizing performance, ensuring durability, and reducing production costs. We follow a customer-centric design approach, focusing on understanding your application needs first, then engineering a spring solution that balances precision, reliability, and manufacturability. Whether you need a standard spring design or a fully custom solution, our team delivers designs that comply with international standards (ASTM, DIN, JIS, GB) and exceed your expectations.
Spring Design Services We Offer
We provide comprehensive spring design services for all types of springs and wire formings, covering diverse industries including automotive, electronics, medical, industrial machinery, and aerospace. Our design capabilities include:
1. Compression Spring Design
Custom compression spring design optimized for load-bearing capacity, elasticity, and fatigue resistance. Key design parameters include:
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Wire diameter, outer diameter, and free length customization
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End type design (closed & ground, closed & not ground, open ends)
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Load capacity and deflection optimization (0.5N – 50,000N)
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Material selection (stainless steel, carbon steel, alloy steel) based on application environment
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Design for automotive, electronics, and industrial machinery applications
2. Torsion Spring Design
Precision torsion spring design focused on stable torque output and rotational performance. Our design services include:
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Torque range customization (0.01N·m – 1,000N·m)
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Leg length and leg type design (straight, hooked, offset, custom)
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Dimensional accuracy optimization (tolerance ≤ ±0.01mm)
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Fatigue life enhancement for high-frequency rotational applications
3. Tension Spring Design
High-elasticity tension spring design tailored for pull force applications. Key design features:
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Hook type design (machine hooks, cross hooks, side hooks, custom)
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Load capacity optimization (0.1N – 10,000N)
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Material and surface treatment selection for corrosion resistance
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Design for garage doors, automotive trunk latches, and electronics components
4. Wire Forming & Wire Formings Design
Custom wire forming design for complex shapes and specialized components. Our capabilities include:
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Complex bending, coiling, and welding design for wire formings
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Dimensional tolerance control (±0.02mm) for precision components
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Custom bracket, clip, and ring design per customer drawings
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Design optimization for manufacturability and cost efficiency
5. Die Spring & Circlips Design
Heavy-duty die spring design and precision circlips design for industrial and automotive applications:
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Die spring design for load classes (L, M, H, XH, SH) and stamping mold applications
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Circlips design (internal/external) for bearing and shaft retaining
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High-load and high-fatigue-resistance design for heavy industrial use
Our Spring Design Process
We follow a structured 5-step design process to ensure your spring design meets all requirements, from concept to final production:
Step 1: Requirement Consultation
Our engineers work closely with you to understand your application needs, including load requirements, dimensional constraints, material preferences, industry standards, and performance expectations. We accept your drawings (PDF, STEP, CAD formats) or detailed specifications.
Step 2: Feasibility Analysis & Material Selection
We conduct a feasibility analysis to evaluate the design’s manufacturability and performance. Our team recommends the optimal material (stainless steel, carbon steel, alloy steel, etc.) based on your application environment (corrosion resistance, temperature, load type).
Step 3: Engineering Design & Simulation
Using advanced design software,we create the spring design and perform simulation tests (fatigue life simulation, load-deflection simulation, torque simulation) to optimize performance and ensure reliability. We provide detailed design drawings and technical specifications for your approval.
Step 4: Prototype Sampling & Testing
After design approval, we produce prototypes and conduct rigorous testing (dimensional inspection, load/torque testing, fatigue testing) to verify the design meets your requirements. We adjust the design if needed based on test results.
Step 5: Final Design & Mass Production
Once the prototype is approved, we finalize the design and prepare for mass production. We provide full design documentation for your records, including drawings, test reports, and material certificates.
Why Choose GL Springs for Spring Design?
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Experienced Engineering Team: Our engineers have 20+ years of spring design experience, specializing in custom solutions for diverse industries.
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Advanced Design Tools: We use CAD and spring design software to ensure precision and optimize performance.
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Compliance with International Standards: All designs meet ASTM, DIN, JIS, GB standards and RoHS/REACH compliance for global markets.
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Design for Manufacturability: We optimize designs to reduce production costs while maintaining quality and performance.
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Fast Turnaround: 3-5 day design approval, 5-10 day prototype sampling, and 15-30 day mass production lead time.
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Full Traceability: We provide complete design documentation and test reports for every project.
