{"product_id":"spring-steel-rectangular-flat-compression-spring-300mm-1-2mm-wire","title":"Spring Steel Rectangular Flat Springs 300mm 1.2mm Wire | 1–3 Pcs","description":"\n\u003ch2\u003eSpring Steel Rectangular Flat Compression Springs – 300mm Length\u003c\/h2\u003e\n\u003cp\u003eThese high-quality spring steel flat rectangular springs are precision-made for industrial, mechanical, and DIY applications. With a 300mm length and 1.2mm wire diameter, these coil-style square flat springs deliver consistent, reliable compression performance across a wide range of projects — from machinery assemblies to custom fabrication work.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Premium spring steel — durable, resilient, and resistant to deformation under repeated load cycles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 300mm length | Wire diameter: 1.2mm | Cross-section: 9 x 4.3 x 1mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Rectangular \/ Square flat coil spring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoad Type:\u003c\/strong\u003e Compression \/ Extension\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Industrial machinery, mechanical assemblies, DIY projects, repairs, and custom fabrication\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity Options:\u003c\/strong\u003e Available in 1-piece or 3-piece sets — choose what suits your project needs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified\u003c\/strong\u003e for quality assurance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Yes — suitable for bespoke engineering applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003eSpring Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eWire Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e1.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eCross-section\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e9 x 4.3 x 1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eStyle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003eRectangular \/ Flat Coil\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:6px;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cp\u003ePlease allow a 2–3% dimensional variance due to manual measurement. Dimensions listed are for reference only. Color may vary slightly from images due to monitor display differences.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant for O-Rings \u0026amp; Tubes\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6-Size Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What material are these rectangular flat springs made from?\u003c\/h4\u003e\n\u003cp\u003eA: These springs are made from high-quality spring steel, known for its excellent elasticity, durability, and resistance to fatigue under repeated compression and extension cycles — making them ideal for industrial and DIY mechanical applications.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the wire diameter and overall length of these flat springs?\u003c\/h4\u003e\n\u003cp\u003eA: Each spring has a wire diameter of 1.2mm and an overall length of 300mm, with a rectangular cross-section measuring 9 x 4.3 x 1mm. Please allow a 2–3% dimensional tolerance due to manual measurement.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use these springs for custom or bespoke engineering projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These spring steel rectangular flat springs are customizable and well-suited for a broad range of uses including industrial machinery, mechanical assemblies, repair work, and custom DIY fabrication projects.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What material are these rectangular flat springs made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These springs are made from high-quality spring steel, known for its excellent elasticity, durability, and resistance to fatigue under repeated compression and extension cycles — making them ideal for industrial and DIY mechanical applications.\"}}, {\"@type\": \"Question\", \"name\": \"What is the wire diameter and overall length of these flat springs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each spring has a wire diameter of 1.2mm and an overall length of 300mm, with a rectangular cross-section measuring 9 x 4.3 x 1mm. 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