Custom Metal Springs Manufacturer for OEM & Industrial Applications
Tailored compression springs, extension springs, torsion springs, flat spiral springs, custom wire forms, stamping parts, and precision parts for global industrial applications.
What We Solve for OEM Spring Buyers
Common challenges in custom spring manufacturing and wire form projects
Designs That Look Right on Paper — But Fail in Production
Spring designs optimized for theory often fail under real manufacturing conditions, leading to instability, rework, or performance issues during mass production.
Prototypes That Don’t Match Mass Production Behavior
Custom spring prototypes approved in testing may behave differently in full-scale production, causing late-stage redesigns, delays, and cost overruns.
Fragmented Supply Chain Across Multiple Component Vendors
Sourcing springs, wire forms, and secondary operations from multiple suppliers increases risk, cost, and coordination complexity for OEM buyers.
Functional Intent Lost Between Engineering and Manufacturing
Critical spring performance requirements are often misunderstood during technical handover, resulting in inconsistent manufacturing outcomes.
Quality Issues Discovered Only After Final Assembly
Insufficient process control and batch traceability in spring manufacturing can cause quality variation that appears only after shipment or final assembly.
Risk identification at design phase reduces production downtime.
Custom Engineering Solutions — Beyond Standard Springs
As a professional custom wire forming and spring manufacturer based in China, we support OEM customers from early-stage prototyping through full-scale production, delivering precision-engineered spring and wire form solutions with consistent quality and efficiency.
Custom Spring Design & Engineering
- Compression, extension, torsion & flat spiral springs
- Load calculation, space optimization & fatigue life analysis
- Designs validated for real manufacturing, not just theory
Wire Forms & Integrated Components
- Custom wire forms with complex bends and functional tolerances
- Spring + wire form integrated components
- Assembly-ready parts to simplify downstream production
Secondary Operations & Finishing
- Welding, end forming & basic assemblies
- Surface treatments for corrosion resistance and durability
- All processes controlled under one unified quality system
Prototyping-to-Production Scalability
- Rapid prototyping for testing and validation
- Samples aligned with mass production processes
- No redesign surprises after approval
Types of Springs We Can Manufacture
Custom springs and wire forms engineered to your specifications
Compression Springs
- OD 1mm – 200mm with closed, ground, or special end configurations for stability
- Variable pitch, conical, and barrel designs for load control and space optimization
- Shot peening and stress relief available for high-cycle and fatigue-critical applications
Extension Springs
- Wire diameter 0.2mm – 16mm with precise initial tension control
- Custom hook designs including German, English, crossover, and special geometries
- Load testing performed to verify pull force at specified extension lengths
Torsion Springs
- Single and double torsion springs with custom leg configurations
- Torque verification at multiple rotation angles for accurate performance
- Close-wound or pitch-controlled bodies for space-constrained designs
Flat Spiral Springs
- Constant force and power spring designs for compact assemblies
- Stable output force across working range for controlled motion applications
- Suitable for clock mechanisms, balance systems, and retraction devices
Wire Forms & Spring Clips
- Complex 2D and 3D bending using CNC wire forming equipment
- Clips, brackets, hooks, and custom shapes for functional applications
- Plating, powder coating, and light assembly services available
Custom Springs
- Don't see your spring type listed? We design and manufacture custom springs
- Tailored to your specific performance and application requirements
- Engineering review and prototyping prior to mass production
Custom Spring Manufacturing Process Advantages
End-to-end custom spring manufacturing process supporting OEM and industrial applications, with controlled engineering, prototyping, CNC production, surface treatment, and quality inspection to ensure consistent performance, full batch traceability, and scalable mass production.
Design Optimization & Simulation
Performance, tolerance, and manufacturability review before production decisions.
Material Selection & Engineering
Spring steel, stainless steel, and alloys selected based on real application conditions.
Rapid Prototyping & Testing
Production-intent prototypes used to validate performance before mass production.
Precision CNC Coiling & Forming
Repeatable CNC machine processes for stable and scalable production.
Surface Treatments & Finishing
Surface treatments applied for corrosion resistance and durability control.
Quality Control & Traceability
Inspection, testing, and batch-level traceability across production runs.
Spring Prototyping That Matches Production
Approved spring samples behave the same way in repeat productionOur prototyping approach is built to answer one key procurement question: Will the approved sample behave the same way in mass production? We produce custom spring prototyping using production-intent materials, tooling logic, and process parameters — not lab-only shortcuts.
This allows engineering and sourcing teams to achieve mass production validation of load behavior, tolerance stability, and manufacturability before committing to tooling, significantly reducing redesign risk.
- Performance consistency under real load conditions
- Tolerance stability in repeatable processes
- Feasibility for scalable mass production
Spring & Wire Form Applications
Custom spring and wire form applications across industrial, consumer, and OEM products
Automotive & Mobility Systems
Springs used for load control, return force, and vibration management in vehicle systems.
Industrial Equipment & Machinery
Functional springs supporting motion control and mechanical stability.
Consumer Products & Mechanisms
Springs designed for repeat use, safety, and user interaction.
Medical & Healthcare Devices
Precision springs for controlled force and compact assemblies.
Electrical & Electronic Components
Springs used for contact force, positioning, and conductivity support.
Hardware & Door / Window Systems
Springs for balancing, return action, and load compensation.
Custom Spring Engineering Applications
Explore our application-driven spring solutions engineered to meet the stringent technical requirements of leading global industries.
Automotive Spring Applications
Chassis & Suspension Springs
Heavy-duty compression springs designed for vehicle suspension systems, supporting maximum loads and dampening road vibrations.
View Automotive Solutions →Engine Valve Springs
High-precision springs capable of operating under high-frequency cycles and extreme temperatures in powertrain systems.
View Valve Springs →Medical Device Spring Applications
Surgical Instrument Springs
Micro-precision springs manufactured from biocompatible stainless steel for handheld surgical and dental devices.
View Medical Solutions →Diagnostic Equipment Springs
Engineered for reliable, repeatable performance in scanning and imaging machinery requiring precise actuation.
View Diagnostic Springs →Industrial Equipment Spring Applications
Industrial Valve Springs
Support return and assist functions in mechanical and fluid control valves used in heavy industrial equipment.
View Valve Springs →Conveyor Tension Springs
Applied in material handling systems to maintain belt or chain tension under continuous 24/7 industrial operation.
View Conveyor Solutions →Aerospace Spring Applications
Landing Gear Springs
Extreme-performance springs designed for high impact ratios and weight constraints in aircraft landing systems.
View Aerospace Solutions →Interior Component Springs
Lightweight springs for cabin seating, bins, and latches ensuring passenger comfort and safety standards.
View Interior Springs →Consumer Electronics Spring Applications
Battery Contact Springs
Plated wire forms ensuring stable electrical conductivity in mobile devices, remote controls, and laptops.
View Electronics Solutions →Miniature Actuation Mechanisms
Ultra-fine torsion and extension springs for cameras, keyboards, and tactical human interfaces.
View Micro Solutions →Consumer Product Springs Applications
Household Appliance Springs
High-reliability springs for washing machines, dishwashers, and small kitchen appliances providing long service life.
View Consumer Solutions →Window & Door Hardware Spring Applications
Latch & Lock Springs
Specialized torsion and compression springs for commercial and residential door hardware ensuring smooth security actuation.
View Hardware Solutions →Window Counter-balance Springs
Flat spiral and constant-force springs supporting smooth window operation and precise vertical positioning.
View Window Springs →Quality Control Process & Testing Capabilities
Each spring is inspected and tested within a controlled quality framework to ensure reliable performance, dimensional accuracy, and compliance with approved specifications for custom springs and wire forms used in OEM and industrial applications.
Raw Material Inspection
Chemical composition and mechanical property testing for all incoming wire.
In-Process Inspection
Real-time monitoring of dimensions during high-speed production cycles.
Functional Testing
Dynamic load testing to verify precise force characteristics and spring rate.
Dimensional Verification
Automated optical systems ensure sub-micron accuracy for critical tolerances.
Documentation & Traceability
Full material certifications and inspection reports provided with every batch.
Force Testing Systems
Optical Measurement System
Material Hardness Testing
Fatigue & Cycle Life Testing
Load & Tensile Verification
Dimensional & Geometry Measurement
Spring Rate Testing
Torque Verification
Why Buyers Choose Us for Custom Industrial Spring
Procurement-driven reasons that reduce coordination risk and decision uncertainty — not sales promises.
J.M.
Procurement Manager | Industrial
“Consistency is what we watch. After the first few POs, the springs behaved the same across batches. Saved a lot of internal back-and-forth.”
S.K.
Mechanical Engineer | Automation
“The production parts matched the same load behavior as prototypes. Early feedback on tolerances prevented late-stage changes.”
L.W.
Sourcing Lead | Consumer Goods
“Communication was straightforward. Lead times were clear and updates were predictable, making coordination easy for our team.”
Why Buyers Choose Us for Custom Industrial Spring
Procurement-driven reasons that reduce coordination risk and decision uncertainty — not sales promises.
Fewer Surprises After Approval
Approved samples behave consistently in repeat orders.
Easier Supplier Management
Clear communication, stable processes, predictable follow-up.
Lower Internal Coordination Cost
Less back-and-forth between engineering, sourcing, and production.
“What mattered most for us was consistency. After the first few orders, quality stayed the same and we didn’t have to recheck every batch. That saved a lot of internal back-and-forth.”
“The samples behaved the same way in production as they did during testing. Once the design was approved, there were no unexpected issues later.”
“Communication was straightforward and timelines were clear from the beginning. That made supplier coordination much easier on our side.”
Engineering Case Studies
Real-world custom spring and wire form projects from prototype to production
Case 02 — Consumer Product Torsion Spring Assembly
Case 03 — Medical Device Precision Spring
OEM Spring Projects & Case Studies
Real-world custom spring solutions engineered for demanding applications
Automotive Suspension Springs
Medical Device Springs
Industrial Machinery Springs
Electronics Battery Contact Springs
Have Final Questions Before Moving Forward?
Common procurement questions — or discuss your requirements directly with an engineer.
Send Your Requirements for Engineering Review
Our engineers review each inquiry based on manufacturability, production stability, and long-term supply feasibility — not just pricing.
Contact Custom Spring Manufacturer
Request a quote for custom springs and custom wire forms — share a drawing, sample, or performance requirements (load, travel, life cycle). We support prototyping, pilot runs, and scalable mass production.
- Engineering feedback within 24 hours
- NDA available for drawings & projects
- Prototype-to-production support
Send Your Requirements for Engineering Review
Our engineers review each inquiry based on manufacturability, production stability, and long-term supply feasibility — not just pricing.