{"title":"Stainless Steel Round Bar","description":null,"products":[{"product_id":"precision-industrial-stainless-steel-spring-wire-high-strength-tight-tolerance-micro-spring-component-manufacturing","title":"0.2mm (0.008\") Stainless Steel Ultra-Fine Spring Wire","description":"\u003cstyle\u003e\n.rapidkeen-product-wrap {\n  width: 100%;\n  max-width: 1200px;\n  margin: 0 auto;\n  padding: 35px 20px;\n  font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n  box-sizing: border-box;\n  background: #ffffff;\n  color: #333333;\n}\n\n.rapidkeen-main-title {\n  font-size: 34px;\n  font-weight: 700;\n  color: #005969;\n  text-align: center;\n  margin: 0 0 28px 0;\n  line-height: 1.3;\n}\n\n.rapidkeen-sub-title {\n  font-size: 26px;\n  font-weight: 600;\n  color: #00AAFF;\n  margin: 40px 0 20px 0;\n  line-height: 1.4;\n  border-left: 5px solid #d4af37;\n  padding-left: 14px;\n}\n\n.rapidkeen-body-text {\n  font-size: 18px;\n  line-height: 1.85;\n  margin: 0 0 22px 0;\n  text-align: justify;\n  color: #333333;\n}\n\n.rapidkeen-feature-grid {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 24px;\n  margin: 30px 0;\n}\n\n.rapidkeen-feature-card {\n  padding: 26px 24px;\n  background-color: rgba(158, 201, 242, 0.12);\n  border-radius: 10px;\n  border-top: 6px solid #005969;\n  transition: transform 0.25s ease, box-shadow 0.25s ease;\n}\n\n.rapidkeen-feature-card:hover {\n  transform: translateY(-3px);\n  box-shadow: 0 8px 20px rgba(0, 89, 105, 0.12);\n}\n\n.rapidkeen-card-heading {\n  font-size: 21px;\n  font-weight: 600;\n  color: #b87333;\n  margin: 0 0 14px 0;\n}\n\n.rapidkeen-card-desc {\n  font-size: 17px;\n  line-height: 1.75;\n  margin: 0;\n  color: #333333;\n}\n\n.rapidkeen-application-section {\n  background-color: rgba(158, 201, 242, 0.08);\n  border: 1px solid #9EC9F2;\n  border-radius: 10px;\n  padding: 28px 30px;\n  margin: 30px 0;\n}\n\n.rapidkeen-app-list {\n  columns: 2;\n  column-gap: 40px;\n  padding-left: 24px;\n  margin: 15px 0 0 0;\n}\n\n.rapidkeen-app-list li {\n  font-size: 18px;\n  line-height: 1.9;\n  margin-bottom: 8px;\n  color: #333333;\n}\n\n.rapidkeen-highlight-box {\n  background: linear-gradient(135deg, rgba(0, 89, 105, 0.06), rgba(0, 170, 255, 0.08));\n  border-left: 6px solid #d4af37;\n  padding: 24px 28px;\n  border-radius: 0 10px 10px 0;\n  margin: 35px 0;\n}\n\n.rapidkeen-highlight-text {\n  font-size: 19px;\n  line-height: 1.8;\n  color: #005969;\n  font-weight: 500;\n  margin: 0;\n}\n\n.rapidkeen-divider {\n  height: 2px;\n  background: linear-gradient(90deg, transparent, #00AAFF, #d4af37, #00AAFF, transparent);\n  margin: 40px 0;\n  border: none;\n}\n\n.rapidkeen-footer-brand {\n  text-align: center;\n  font-size: 20px;\n  font-weight: 700;\n  color: #005969;\n  letter-spacing: 1px;\n  margin-top: 30px;\n}\n\n\/* Tablet \u0026 Mobile Responsive *\/\n@media screen and (max-width: 900px) {\n  .rapidkeen-feature-grid {\n    grid-template-columns: 1fr;\n  }\n  .rapidkeen-app-list {\n    columns: 1;\n  }\n  .rapidkeen-main-title {\n    font-size: 28px;\n  }\n  .rapidkeen-sub-title {\n    font-size: 23px;\n  }\n  .rapidkeen-body-text,\n  .rapidkeen-app-list li {\n    font-size: 17px;\n  }\n}\n\n@media screen and (max-width: 520px) {\n  .rapidkeen-product-wrap {\n    padding: 25px 16px;\n  }\n  .rapidkeen-main-title {\n    font-size: 25px;\n  }\n  .rapidkeen-sub-title {\n    font-size: 21px;\n  }\n  .rapidkeen-body-text,\n  .rapidkeen-app-list li {\n    font-size: 16px;\n  }\n  .rapidkeen-card-heading {\n    font-size: 19px;\n  }\n  .rapidkeen-card-desc {\n    font-size: 16px;\n  }\n  .rapidkeen-application-section {\n    padding: 22px 20px;\n  }\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"rapidkeen-product-wrap\"\u003e\n\n  \u003ch1 class=\"rapidkeen-main-title\"\u003eUltra-Fine Stainless Steel Spring Wire\u003c\/h1\u003e\n\n  \u003cp class=\"rapidkeen-body-text\"\u003eRapidKeen ultra-fine stainless steel spring wire is a premium industrial elastic wire material engineered for high-precision manufacturing. Produced from high-purity stainless steel through multi-stage precision drawing, controlled heat treatment and surface finishing processes, this ultra-fine spring wire delivers exceptional dimensional uniformity, ultra-smooth surface finish and highly consistent mechanical properties. It is purpose-built for miniature elastic components that demand tight tolerances, reliable spring-back performance and long-term operational stability, fully satisfying rigorous requirements across industrial production and precision assembly environments.\u003c\/p\u003e\n\n  \u003cdiv class=\"rapidkeen-highlight-box\"\u003e\n    \u003cp class=\"rapidkeen-highlight-text\"\u003eEngineered for industrial-grade precision spring manufacturing — ultra-fine diameter range, stable elasticity, excellent corrosion resistance and superior fatigue life for long-lasting performance in demanding applications.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch2 class=\"rapidkeen-sub-title\"\u003eCore Characteristics \u0026amp; Performance Advantages\u003c\/h2\u003e\n\n  \u003cp class=\"rapidkeen-body-text\"\u003eOur ultra-fine stainless steel spring wire stands apart from standard fine wire products through its comprehensive performance profile. It addresses common industry pain points such as diameter inconsistency, elastic instability, surface imperfections and premature fatigue failure. Every production stage is governed by strict dimensional and mechanical controls, ensuring uniform and dependable performance from the first coil to the last, even in high-volume automated production environments.\u003c\/p\u003e\n\n  \u003cdiv class=\"rapidkeen-feature-grid\"\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003eSuperior Corrosion Resistance\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003eFormulated from high-grade stainless steel chemistry, this ultra-fine spring wire provides excellent oxidation and corrosion resistance. It maintains stable mechanical integrity in humid atmospheres, outdoor exposure and mildly corrosive industrial environments, effectively resisting rust, tarnish and surface degradation for extended service life in finished components.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003eConsistent Elastic Recovery\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003ePrecision heat treatment and controlled annealing processes deliver highly uniform elastic properties. The wire exhibits dependable spring-back behavior after repeated compression, extension and flexural cycling, with minimal permanent deformation. This elastic consistency is essential for reliable performance in micro-spring and precision contact applications.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003ePrecision Dimensional Tolerance\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003eManufactured through multi-pass fine drawing with in-line diameter monitoring, the wire achieves extremely tight dimensional tolerances and excellent straightness. The burr-free, scratch-free and ultra-smooth surface guarantees precise assembly fit, making it ideally suited for ultra-precision winding, forming and stamping operations.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003eHigh Strength \u0026amp; Ductility Balance\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003eThis industrial-grade fine wire achieves an optimal balance of high tensile strength and excellent ductility. It supports intricate bending, micro-coiling and precision forming without fracture or cracking, accommodating a wide range of complex miniature component geometries and long-cycle mechanical duty cycles.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003eExcellent Fatigue Durability\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003eThe fine-grained microstructure and controlled surface finish contribute to outstanding fatigue resistance. Under repeated cyclic loading conditions, the wire maintains its elastic properties and resists crack initiation and propagation, ensuring extended service life in dynamic spring and contact applications.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rapidkeen-feature-card\"\u003e\n      \u003ch3 class=\"rapidkeen-card-heading\"\u003eSuperior Surface Quality\u003c\/h3\u003e\n      \u003cp class=\"rapidkeen-card-desc\"\u003eEvery coil undergoes rigorous surface quality control to ensure uniform finish free from defects. The smooth, clean and consistently round wire profile supports high-speed automated winding and forming equipment, reducing tool wear and improving production yield in volume manufacturing environments.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003chr class=\"rapidkeen-divider\"\u003e\n\n  \u003ch2 class=\"rapidkeen-sub-title\"\u003eIndustrial Application Scenarios\u003c\/h2\u003e\n\n  \u003cp class=\"rapidkeen-body-text\"\u003eRapidKeen ultra-fine stainless steel spring wire serves a broad spectrum of high-precision industrial sectors where miniaturization, corrosion resistance and elastic reliability are critical. It has become an essential material choice across electronics, medical devices, sensing technology, automotive precision systems and advanced instrumentation industries.\u003c\/p\u003e\n\n  \u003cdiv class=\"rapidkeen-application-section\"\u003e\n    \u003cul class=\"rapidkeen-app-list\"\u003e\n      \u003cli\u003eMiniature electronic springs and precision elastic contacts\u003c\/li\u003e\n      \u003cli\u003eMicro switches, push buttons and tactile feedback components\u003c\/li\u003e\n      \u003cli\u003eMedical device miniature elastic assemblies\u003c\/li\u003e\n      \u003cli\u003eAutomotive sensor elements and precision electronic parts\u003c\/li\u003e\n      \u003cli\u003eCommunication equipment shielding and contact springs\u003c\/li\u003e\n      \u003cli\u003eSmart home appliance internal elastic mechanisms\u003c\/li\u003e\n      \u003cli\u003ePrecision instrumentation and measuring device components\u003c\/li\u003e\n      \u003cli\u003eIndustrial automation micro fasteners and return springs\u003c\/li\u003e\n      \u003cli\u003eBattery contacts and electrical connector terminals\u003c\/li\u003e\n      \u003cli\u003eWatch and clock internal precision spring components\u003c\/li\u003e\n      \u003cli\u003eAcoustic device vibration and damping elements\u003c\/li\u003e\n      \u003cli\u003eAerospace miniature instrument elastic parts\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003ch2 class=\"rapidkeen-sub-title\"\u003eManufacturing \u0026amp; Quality Excellence\u003c\/h2\u003e\n\n  \u003cp class=\"rapidkeen-body-text\"\u003eBeyond raw material performance, RapidKeen applies disciplined manufacturing control throughout the entire production chain. From incoming material verification through multi-stage drawing, intermediate annealing, final surface treatment and finished coil inspection, each step follows standardized industrial protocols. This systematic approach ensures that every coil of ultra-fine stainless steel spring wire delivers predictable, repeatable performance in customer production processes.\u003c\/p\u003e\n\n  \u003cp class=\"rapidkeen-body-text\"\u003eThe wire is available in a comprehensive range of ultra-fine diameters to suit diverse micro-spring and precision forming requirements. Custom diameter specifications and packaging configurations can be accommodated to match specific production equipment and process workflows, supporting seamless integration into existing manufacturing lines.\u003c\/p\u003e\n\n  \u003cdiv class=\"rapidkeen-highlight-box\"\u003e\n    \u003cp class=\"rapidkeen-highlight-text\"\u003eRapidKeen is committed to delivering industrial-grade ultra-fine stainless steel spring wire solutions that empower precision manufacturers worldwide with consistent quality, reliable performance and material they can trust for their most demanding miniature component applications.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"rapidkeen-footer-brand\"\u003eRAPIDKEEN — INDUSTRIAL PRECISION MATERIALS\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"RapidKeen","offers":[{"title":"0.2mm (0.008\") \/ 500mm(19.68\")","offer_id":43899285864507,"sku":null,"price":15.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4473\/6059\/files\/MetalWire.webp?v=1785677794"}],"url":"https:\/\/rapidkeen.com\/collections\/stainless-steel-round-bar.oembed","provider":"RapidKeen","version":"1.0","type":"link"}