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China, Chinese Miniature Precision Hook Tension Spring – 304 Stainless Steel1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Hardware AccessoriesSpringMiniature SpringPrecision Spring
IRIVER Medical Technology (Shanghai) Co., Ltd.
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Product Description Our Ultra-Fine Precision Hook Tension Springs are made from premium SUS 304 stainless steel, engineered for applications requiring exceptional miniaturization, corrosion resistance, and mechanical reliability.With industry-leading spring coiling technology, we can manufacture springs with wire diameters as small as 0.01 mm, meeting the most demanding requirements of medical devices, precision electronics, aerospace components, and other micro-mechanical systems.Equipped with advanced CNC spring coiling, automated force calibration, and laser-based dimensional control, we ensure high consistency, tight tolerances, and superior fatigue life for every spring.We offer full customization services based on customer drawings, samples, or functional requirements, including special hook designs, custom lengths, wire gauges, and surface treatments. Whether for R&D prototypes or high-volume OEM production, we provide flexible and reliable solutions. Specifications TableItemSpecificationMaterialSUS 304 Stainless SteelWire Diameter Range0.01 mm - 0.5 mmOuter Diameter0.5 mm - 5 mmFree Length3 mm - 50 mmHook TypeGerman hook / English hook / U-hook / Custom-designed hooksSpring TypeExtension (tension) spring with double-end hooksManufacturing CapabilityUltra-fine forming with micron-level precision and tight coiling controlTensile Strength≥ 650 MPa (depending on wire gauge)Corrosion ResistanceExcellent (suitable for humid, medical, and mildly corrosive environments)Surface FinishNatural / Passivated / Electro-polished / Custom surface optionsProduction TechnologyCNC coiling, laser inspection, automated tension calibrationCustomization ServiceAvailable based on customer drawings, 2D/3D models, or prototypesApplicationsMicro motors, sensors, medical implants/devices, precision electronicsTolerance±0.01 mm or per customer requirementsPackagingVacuum-sealed / Anti-static bags / 1000 pcs per pack (customizable)OEM/ODM ServicesFull support from design to mass production
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