Stainless Steel Wire Form Springs: Custom Geometry, Reliable Function
This product image from Zhejiang Zhengna Technology Co., Ltd. demonstrates our expertise in precision wire forming. The display features a selection of stainless steel wire form springs, each with a distinct, complex geometry—from angled hooks and specific bends to torsion loops. These are not standard springs but custom-designed components that act as springs, contacts, clips, or structural elements. The bright, silver-gray finish highlights the durability and corrosion resistance of stainless steel, making them suitable for demanding applications. Product Series: ZENTECH PARTS.
Image: A set of four different custom stainless steel wire forms, showcasing capabilities in bending, coiling, and shaping wire into precise functional components.
Product Specifications & Capabilities
| Feature |
Details & Options |
Design & Functional Advantage |
| Base Material |
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Stainless Steel: AISI 304 (most common), 316 (marine grade), or 17-7 PH (precipitation hardening).
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Other Materials: High-Carbon Steel, Music Wire, Brass, Aluminum, available upon request.
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Stainless steel provides excellent corrosion resistance, good spring properties, and is suitable for food, medical, and outdoor applications. |
| Manufacturing Process |
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Precision Wire Forming: Multi-stage CNC bending and coiling.
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Secondary Operations: Thread rolling, tapping, welding, heat treatment (for stress relief or tempering).
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Allows creation of complex 2D and 3D shapes that would be difficult or expensive to machine or stamp, ideal for medium to high volumes. |
| Key Geometries & Features |
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Complex Bends & Angles: Accurate to within tight tolerances (±0.1mm typical).
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Integrated Springs: Torsion, compression, or extension features formed directly into the wire.
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Hooks, Eyes, & Threaded Ends: For attachment, pivoting, or adjustment.
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Custom End Forms: Any shape required for your specific interface.
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Transforms a simple wire into a multifunctional component that can locate, secure, conduct electricity, or apply force. |
| Surface Finish |
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As-formed (Mill Finish): Standard bright silver appearance.
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Passivated: Enhanced corrosion resistance for stainless steel.
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Electropolished: Deburred, clean, and bright finish, ideal for sanitary applications.
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Plated: Nickel, Tin, or Zinc plating available for other materials.
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Meets functional, aesthetic, and regulatory requirements for various industries. |
| Common Applications |
Automotive Seat Components, Electronic Connector Contacts, Appliance Door Latches, Medical Device Actuators, Agricultural Machinery Links, Consumer Product Hinges and Clasps. |
A versatile solution where a custom metal part must provide spring action, electrical contact, or precise mechanical location. |
Why Choose Our Custom Wire Forming Services?
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Design Freedom for Complex Parts: Wire forming is ideal for creating strong, lightweight parts with complex curves and bends in a single piece, eliminating the need for multiple assembled components.
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Cost-Effective for Medium to High Volumes: Once the forming tools (dies) are created, wire forms can be produced rapidly and consistently, offering a lower per-part cost compared to machining for suitable geometries.
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In-House Tooling & Engineering: We design and build our own forming tools, allowing for close collaboration on Design for Manufacturability (DFM) and faster prototype cycles.
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Material Consistency & Traceability: We use certified stainless steel and other wire materials, ensuring consistent mechanical properties and providing material certifications for critical applications.
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Precision and Repeatability: Our CNC wire forming machines ensure that every part in your production run is identical, which is crucial for automated assembly and product reliability.
Our Development and Production Workflow
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Concept & DFM Review: We analyze your 2D drawing or 3D model to ensure it is optimized for the wire forming process and suggest modifications for cost or performance improvement.
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Prototyping: We can produce samples using soft tooling or on dedicated prototype machines for form, fit, and function testing.
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Tooling & Production Setup: Design and manufacture of precision forming dies and fixtures for high-volume production.
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Precision Forming & Finishing: High-speed production on CNC formers, followed by any specified secondary operations
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