{"id":376,"date":"2025-10-31T12:15:03","date_gmt":"2025-10-31T12:15:03","guid":{"rendered":"https:\/\/supertechspringindustries.com\/?page_id=376"},"modified":"2025-11-28T09:44:29","modified_gmt":"2025-11-28T09:44:29","slug":"tension-extension-spring","status":"publish","type":"page","link":"https:\/\/supertechspringindustries.com\/?page_id=376","title":{"rendered":"Tension \/ Extension Spring"},"content":{"rendered":"<h2>Tension \/ Extension Spring<\/h2>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"800\" height=\"649\" src=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/WhatsApp-Image-2025-11-28-at-11.35.25.jpeg\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/WhatsApp-Image-2025-11-28-at-11.35.25.jpeg 1000w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/WhatsApp-Image-2025-11-28-at-11.35.25-300x243.jpeg 300w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/WhatsApp-Image-2025-11-28-at-11.35.25-768x623.jpeg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<ul>\n<li>\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"800px\" height=\"800px\" viewBox=\"0 0 48 48\"><title>spring<\/title><g id=\"Layer_2\" data-name=\"Layer 2\"><g id=\"invisible_box\" data-name=\"invisible box\"><rect width=\"48\" height=\"48\" fill=\"none\"><\/rect><\/g><g id=\"icons_Q2\" data-name=\"icons Q2\"><g><path d=\"M41,42h-.8a54.6,54.6,0,0,1-12.4,4H41a2,2,0,0,0,0-4Z\"><\/path><path d=\"M7,13a117.3,117.3,0,0,0,17.5-1.4c6.2-1,12.7-2.8,17.6-5.9a2.1,2.1,0,0,0,.6-2.8A2,2,0,0,0,41,2a2.3,2.3,0,0,0-1.1.3C32.2,7.2,17.8,9,7,9a2,2,0,0,0-1.8,1.2A1.9,1.9,0,0,0,5,11,2,2,0,0,0,7,13Z\"><\/path><path d=\"M7,24a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.7-2.8,17.5-5.9h.1a3.9,3.9,0,0,0,.8-1v-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h0v-.2a2.7,2.7,0,0,0-1-.8H41l-2.2-.2L37,12.6l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,19,15.2,20,7,20a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,22,2,2,0,0,0,7,24Z\"><\/path><path d=\"M7,35a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.6-2.8,17.4-5.8h0c.1,0,.1,0,.1-.1h.1c.1,0,.2,0,.2-.1l.4-.4a.8.8,0,0,1,.2-.4H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,23.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,30,15.2,31,7,31a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,33,2,2,0,0,0,7,35Z\"><\/path><path d=\"M41.9,38.8h.2c.1,0,.2,0,.2-.1s.3-.3.4-.4h0c0-.1,0-.1.1-.2s0-.1.1-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,34.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,41,15.2,42,7,42a2,2,0,0,0,0,4c4.4,0,17.5-.3,28-4A36.4,36.4,0,0,0,41.9,38.8Z\"><\/path><\/g><\/g><\/g><\/svg><br \/>\n\t\t\t\t\t\t\t\t\t\tTension \/ Extension Spring\n\t\t\t\t\t\t\t\t\t<\/li>\n<\/ul>\n<h2>Reliable Stretch. Consistent Return.<\/h2>\n<p>Tension (Extension) springs are tightly wound helical coils designed to operate under pulling forces. They extend when a load is applied and return to their original shape once the force is released. At Supertech Spring Industries, we produce high-precision tension springs that offer controlled extension, smooth return action, and dependable elasticity for diverse mechanical and industrial applications.<\/p>\n<p><b>Production Range:<\/b><br \/>Wire and Bar Diameters from 0.10mm to 20.00mm<\/p>\n<p><b>Materials Used:<\/b><br \/>\u25cf As per IS 4454 Spring Steel Wire Grades 1, 2, 3<br \/>\u25cfAs per IS 4454 (Part II) &amp; (Part III) \u2013 Oil Hardened and Tempered Spring Steel Wire Grades FDSiCr (2D)<br \/>\u25cf As per IS 4454 (Part IV) \u2013 Stainless Steel Wire Grades 302 &amp; 304<br \/>\u25cf Phosphor Bronze, Spring Brass, and Copper-base Wires<\/p>\n<p>\t\t<a data-text=\"\" href=\"https:\/\/supertechspringindustries.com\/index.php\/contact-us\/\"><br \/>\n\t\t\t\t\t\t\t\t\tEnquire Now<br \/>\n\t\t<\/a><\/p>\n<h2>Types of Tension Springs<\/h2>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"800\" height=\"800\" src=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring-1024x1024.jpg\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring-1024x1024.jpg 1024w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring-300x300.jpg 300w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring-150x150.jpg 150w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring-768x768.jpg 768w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/bike-side-stand-spring.jpg 1156w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2>Side Stand Spring<\/h2>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"800\" height=\"800\" src=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578-1024x1024.webp\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578-1024x1024.webp 1024w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578-300x300.webp 300w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578-150x150.webp 150w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578-768x768.webp 768w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/nah0669-DSC_1578.webp 1200w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2>Brake Shoe Spring<\/h2>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"500\" height=\"500\" src=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/clutch-spring-500x500-1.webp\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/clutch-spring-500x500-1.webp 500w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/clutch-spring-500x500-1-300x300.webp 300w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/clutch-spring-500x500-1-150x150.webp 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2>Clutch Spring<\/h2>\n<ul>\n<li>\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"800px\" height=\"800px\" viewBox=\"0 0 48 48\"><title>spring<\/title><g id=\"Layer_2\" data-name=\"Layer 2\"><g id=\"invisible_box\" data-name=\"invisible box\"><rect width=\"48\" height=\"48\" fill=\"none\"><\/rect><\/g><g id=\"icons_Q2\" data-name=\"icons Q2\"><g><path d=\"M41,42h-.8a54.6,54.6,0,0,1-12.4,4H41a2,2,0,0,0,0-4Z\"><\/path><path d=\"M7,13a117.3,117.3,0,0,0,17.5-1.4c6.2-1,12.7-2.8,17.6-5.9a2.1,2.1,0,0,0,.6-2.8A2,2,0,0,0,41,2a2.3,2.3,0,0,0-1.1.3C32.2,7.2,17.8,9,7,9a2,2,0,0,0-1.8,1.2A1.9,1.9,0,0,0,5,11,2,2,0,0,0,7,13Z\"><\/path><path d=\"M7,24a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.7-2.8,17.5-5.9h.1a3.9,3.9,0,0,0,.8-1v-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h0v-.2a2.7,2.7,0,0,0-1-.8H41l-2.2-.2L37,12.6l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,19,15.2,20,7,20a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,22,2,2,0,0,0,7,24Z\"><\/path><path d=\"M7,35a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.6-2.8,17.4-5.8h0c.1,0,.1,0,.1-.1h.1c.1,0,.2,0,.2-.1l.4-.4a.8.8,0,0,1,.2-.4H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,23.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,30,15.2,31,7,31a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,33,2,2,0,0,0,7,35Z\"><\/path><path d=\"M41.9,38.8h.2c.1,0,.2,0,.2-.1s.3-.3.4-.4h0c0-.1,0-.1.1-.2s0-.1.1-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,34.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,41,15.2,42,7,42a2,2,0,0,0,0,4c4.4,0,17.5-.3,28-4A36.4,36.4,0,0,0,41.9,38.8Z\"><\/path><\/g><\/g><\/g><\/svg><br \/>\n\t\t\t\t\t\t\t\t\t\tTension \/ Extension Spring\n\t\t\t\t\t\t\t\t\t<\/li>\n<\/ul>\n<h2>Features of Our Tension \/ Extension Springs<\/h2>\n<p>Our extension springs are engineered to deliver stable tension, excellent elasticity, and long-term performance. Each spring is manufactured with careful control over coil pitch and hook design to ensure smooth and consistent operation.<\/p>\n<p>\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number10<\/title><path d=\"M16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM17.757 22.536h-2.469v-9.305c-0.901 0.841-1.964 1.463-3.188 1.867v-2.234c0.644-0.211 1.344-0.612 2.099-1.202s1.273-1.278 1.555-2.064h2.003v12.938z\"><\/path><\/svg><\/p>\n<h2>High Elastic Strength<\/h2>\n<p>Made from premium-grade spring steel that provides excellent stretchability without permanent deformation. Ensures consistent performance even under repeated loading cycles.<\/p>\n<p>            \t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number11<\/title><path d=\"M16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM20.342 20.426v2.297h-8.656c0.093-0.867 0.374-1.688 0.843-2.465 0.468-0.776 1.393-1.807 2.774-3.090 1.111-1.037 1.793-1.74 2.045-2.109 0.34-0.51 0.51-1.014 0.51-1.512 0-0.551-0.147-0.975-0.441-1.271s-0.7-0.444-1.219-0.444c-0.512 0-0.92 0.156-1.223 0.467s-0.478 0.827-0.523 1.549l-2.469-0.247c0.146-1.359 0.605-2.335 1.378-2.928s1.739-0.888 2.898-0.888c1.27 0 2.268 0.343 2.994 1.028s1.089 1.538 1.089 2.557c0 0.58-0.104 1.132-0.312 1.656s-0.537 1.074-0.988 1.647c-0.299 0.38-0.839 0.929-1.621 1.644-0.781 0.714-1.276 1.188-1.484 1.422s-0.376 0.463-0.505 0.686h4.91z\"><\/path><\/svg><\/p>\n<h2>Precision Hook Formation<\/h2>\n<p>We offer various hook and loop end styles including machine hooks, crossover loops, and custom designs. This ensures proper attachment and efficient load transfer in your mechanism.<\/p>\n<p>            \t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number12<\/title><path d=\"M16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM18.995 21.357c-0.826 0.797-1.854 1.194-3.086 1.194-1.166 0-2.133-0.335-2.9-1.005-0.769-0.67-1.214-1.545-1.337-2.627l2.391-0.289c0.076 0.607 0.281 1.071 0.616 1.393 0.333 0.321 0.738 0.482 1.213 0.482 0.51 0 0.939-0.194 1.289-0.582 0.348-0.387 0.522-0.909 0.522-1.566 0-0.621-0.167-1.115-0.501-1.479-0.335-0.364-0.742-0.545-1.223-0.545-0.317 0-0.695 0.062-1.136 0.184l0.272-1.997c0.668 0.018 1.178-0.127 1.529-0.434s0.526-0.715 0.526-1.224c0-0.433-0.128-0.777-0.385-1.035-0.258-0.257-0.599-0.386-1.025-0.386-0.421 0-0.779 0.146-1.077 0.438s-0.479 0.72-0.544 1.281l-2.281-0.386c0.158-0.782 0.397-1.407 0.717-1.875s0.765-0.835 1.336-1.103 1.212-0.401 1.921-0.401c1.213 0 2.186 0.387 2.918 1.161 0.604 0.633 0.905 1.348 0.905 2.145 0 1.131-0.619 2.034-1.858 2.708 0.739 0.158 1.33 0.513 1.772 1.063 0.443 0.551 0.664 1.215 0.664 1.994 0.001 1.132-0.412 2.095-1.238 2.891z\"><\/path><\/svg><\/p>\n<h2>Corrosion Resistant Coating<\/h2>\n<p>Optional protective finishes help guard the spring against rust, humidity, and harsh working environments. Enhances life span and reduces maintenance needs.<\/p>\n<p>            \t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number13<\/title><path d=\"M16.359 17.583v-4.405l-2.971 4.405h2.971zM16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM20.344 19.739h-1.594v2.595h-2.391v-2.595h-5.281v-2.147l5.598-8.196h2.074v8.187h1.594v2.156z\"><\/path><\/svg><\/p>\n<h2>Custom Load Tension<\/h2>\n<p>Every spring can be manufactured to match exact pull force, extension range, and stress tolerance. Perfect fit and smooth operation in any machine assembly.<\/p>\n<p>            \t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number14<\/title><path d=\"M16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM19.546 20.68c-0.839 1.137-2.003 1.705-3.492 1.705-1.19 0-2.16-0.319-2.911-0.959-0.75-0.641-1.199-1.502-1.346-2.582l2.469-0.256c0.070 0.559 0.278 1 0.623 1.324 0.345 0.326 0.742 0.488 1.192 0.488 0.515 0 0.949-0.209 1.307-0.627 0.355-0.418 0.534-1.049 0.534-1.893 0-0.79-0.178-1.383-0.532-1.778-0.355-0.395-0.818-0.593-1.388-0.593-0.71 0-1.348 0.312-1.911 0.938l-1.997-0.289 1.266-6.711h6.531v2.312h-4.658l-0.397 2.192c0.553-0.273 1.117-0.411 1.693-0.411 1.099 0 2.030 0.399 2.795 1.196s1.146 1.832 1.146 3.103c-0.001 1.062-0.309 2.009-0.924 2.841z\"><\/path><\/svg><\/p>\n<h2>Multiple End Style Options<\/h2>\n<p>Choose from a variety of hook types depending on strength, space, and movement requirement. Proper end style selection ensures durability and stable mounting.<\/p>\n<p>            \t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"#000000\" width=\"800px\" height=\"800px\" viewBox=\"0 0 32 32\"><title>number15<\/title><path d=\"M16.062 16.037c-0.476 0-0.877 0.186-1.205 0.558-0.329 0.372-0.493 0.921-0.493 1.647 0 0.803 0.185 1.422 0.555 1.858 0.369 0.437 0.791 0.655 1.267 0.655 0.457 0 0.839-0.18 1.144-0.537s0.457-0.942 0.457-1.757c0-0.838-0.164-1.451-0.492-1.841s-0.74-0.583-1.233-0.583zM16 3c-7.18 0-13 5.82-13 13s5.82 13 13 13 13-5.82 13-13-5.82-13-13-13zM19.047 21.607c-0.773 0.797-1.768 1.194-2.98 1.194-1.302 0-2.372-0.505-3.21-1.516s-1.258-2.667-1.258-4.97c0-2.361 0.438-4.063 1.312-5.106s2.008-1.564 3.404-1.564c0.979 0 1.79 0.275 2.432 0.825 0.643 0.551 1.052 1.349 1.228 2.396l-2.391 0.263c-0.059-0.49-0.212-0.853-0.458-1.086-0.247-0.234-0.567-0.351-0.961-0.351-0.523 0-0.966 0.233-1.327 0.701s-0.589 1.44-0.683 2.92c0.615-0.726 1.381-1.089 2.297-1.089 1.032 0 1.916 0.392 2.652 1.176s1.104 1.797 1.104 3.038c0 1.318-0.387 2.374-1.161 3.169z\"><\/path><\/svg><\/p>\n<h2>Application Versatility<\/h2>\n<p>Widely used in automotive systems, industrial machinery, electrical panels, household devices, gym equipment, valves, and more. Designed to perform effectively in both light-duty and heavy-duty applications.<\/p>\n<ul>\n<li>\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"800px\" height=\"800px\" viewBox=\"0 0 48 48\"><title>spring<\/title><g id=\"Layer_2\" data-name=\"Layer 2\"><g id=\"invisible_box\" data-name=\"invisible box\"><rect width=\"48\" height=\"48\" fill=\"none\"><\/rect><\/g><g id=\"icons_Q2\" data-name=\"icons Q2\"><g><path d=\"M41,42h-.8a54.6,54.6,0,0,1-12.4,4H41a2,2,0,0,0,0-4Z\"><\/path><path d=\"M7,13a117.3,117.3,0,0,0,17.5-1.4c6.2-1,12.7-2.8,17.6-5.9a2.1,2.1,0,0,0,.6-2.8A2,2,0,0,0,41,2a2.3,2.3,0,0,0-1.1.3C32.2,7.2,17.8,9,7,9a2,2,0,0,0-1.8,1.2A1.9,1.9,0,0,0,5,11,2,2,0,0,0,7,13Z\"><\/path><path d=\"M7,24a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.7-2.8,17.5-5.9h.1a3.9,3.9,0,0,0,.8-1v-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h0v-.2a2.7,2.7,0,0,0-1-.8H41l-2.2-.2L37,12.6l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,19,15.2,20,7,20a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,22,2,2,0,0,0,7,24Z\"><\/path><path d=\"M7,35a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.6-2.8,17.4-5.8h0c.1,0,.1,0,.1-.1h.1c.1,0,.2,0,.2-.1l.4-.4a.8.8,0,0,1,.2-.4H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,23.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,30,15.2,31,7,31a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,33,2,2,0,0,0,7,35Z\"><\/path><path d=\"M41.9,38.8h.2c.1,0,.2,0,.2-.1s.3-.3.4-.4h0c0-.1,0-.1.1-.2s0-.1.1-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,34.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,41,15.2,42,7,42a2,2,0,0,0,0,4c4.4,0,17.5-.3,28-4A36.4,36.4,0,0,0,41.9,38.8Z\"><\/path><\/g><\/g><\/g><\/svg><br \/>\n\t\t\t\t\t\t\t\t\t\tPrecision in Every Stretch\n\t\t\t\t\t\t\t\t\t<\/li>\n<\/ul>\n<h2>Designed to Pull with Confidence and Return with Stability<\/h2>\n<p data-start=\"169\" data-end=\"459\">Our tension springs undergo strict testing for load accuracy, return force, and life cycle endurance. With advanced CNC manufacturing and skilled quality control, we deliver springs that perform reliably in dynamic motion environments while ensuring long operational life.<\/p>\n<p>\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"800px\" height=\"800px\" viewBox=\"0 0 48 48\"><title>spring<\/title><g id=\"Layer_2\" data-name=\"Layer 2\"><g id=\"invisible_box\" data-name=\"invisible box\"><rect width=\"48\" height=\"48\" fill=\"none\"><\/rect><\/g><g id=\"icons_Q2\" data-name=\"icons Q2\"><g><path d=\"M41,42h-.8a54.6,54.6,0,0,1-12.4,4H41a2,2,0,0,0,0-4Z\"><\/path><path d=\"M7,13a117.3,117.3,0,0,0,17.5-1.4c6.2-1,12.7-2.8,17.6-5.9a2.1,2.1,0,0,0,.6-2.8A2,2,0,0,0,41,2a2.3,2.3,0,0,0-1.1.3C32.2,7.2,17.8,9,7,9a2,2,0,0,0-1.8,1.2A1.9,1.9,0,0,0,5,11,2,2,0,0,0,7,13Z\"><\/path><path d=\"M7,24a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.7-2.8,17.5-5.9h.1a3.9,3.9,0,0,0,.8-1v-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h0v-.2a2.7,2.7,0,0,0-1-.8H41l-2.2-.2L37,12.6l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,19,15.2,20,7,20a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,22,2,2,0,0,0,7,24Z\"><\/path><path d=\"M7,35a118.2,118.2,0,0,0,17.5-1.4h0c6.2-1,12.6-2.8,17.4-5.8h0c.1,0,.1,0,.1-.1h.1c.1,0,.2,0,.2-.1l.4-.4a.8.8,0,0,1,.2-.4H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,23.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,30,15.2,31,7,31a2,2,0,0,0-1.8,1.2h0A1.9,1.9,0,0,0,5,33,2,2,0,0,0,7,35Z\"><\/path><path d=\"M41.9,38.8h.2c.1,0,.2,0,.2-.1s.3-.3.4-.4h0c0-.1,0-.1.1-.2s0-.1.1-.2H43v-.5c0-.1,0-.2-.1-.2h0v-.2h-.1c0-.1-.1-.1-.1-.2h-.2l-.2-.2h-.2l-.4-.2h-.3a.1.1,0,0,0-.1-.1H41l-2.2-.2L37,34.6h0l-5.6-.4a91.5,91.5,0,0,1-13.9,2.3.3.3,0,0,0,0,.5l10.1.9,3.1.2,2.6.2C25.5,41,15.2,42,7,42a2,2,0,0,0,0,4c4.4,0,17.5-.3,28-4A36.4,36.4,0,0,0,41.9,38.8Z\"><\/path><\/g><\/g><\/g><\/svg>\t\t\t\t<\/p>\n<h3>\n\t\t\t\t\t\t\tTested for Load &amp; Stretch Efficiency<br \/>\n\t\t\t\t\t<\/h3>\n<p>\t\t\t\t<svg aria-hidden=\"true\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M434.7 64h-85.9c-8 0-15.7 3-21.6 8.4l-98.3 90c-.1.1-.2.3-.3.4-16.6 15.6-16.3 40.5-2.1 56 12.7 13.9 39.4 17.6 56.1 2.7.1-.1.3-.1.4-.2l79.9-73.2c6.5-5.9 16.7-5.5 22.6 1 6 6.5 5.5 16.6-1 22.6l-26.1 23.9L504 313.8c2.9 2.4 5.5 5 7.9 7.7V128l-54.6-54.6c-5.9-6-14.1-9.4-22.6-9.4zM544 128.2v223.9c0 17.7 14.3 32 32 32h64V128.2h-96zm48 223.9c-8.8 0-16-7.2-16-16s7.2-16 16-16 16 7.2 16 16-7.2 16-16 16zM0 384h64c17.7 0 32-14.3 32-32V128.2H0V384zm48-63.9c8.8 0 16 7.2 16 16s-7.2 16-16 16-16-7.2-16-16c0-8.9 7.2-16 16-16zm435.9 18.6L334.6 217.5l-30 27.5c-29.7 27.1-75.2 24.5-101.7-4.4-26.9-29.4-24.8-74.9 4.4-101.7L289.1 64h-83.8c-8.5 0-16.6 3.4-22.6 9.4L128 128v223.9h18.3l90.5 81.9c27.4 22.3 67.7 18.1 90-9.3l.2-.2 17.9 15.5c15.9 13 39.4 10.5 52.3-5.4l31.4-38.6 5.4 4.4c13.7 11.1 33.9 9.1 45-4.7l9.5-11.7c11.2-13.8 9.1-33.9-4.6-45.1z\"><\/path><\/svg>\t\t\t\t<\/p>\n<h3>\n\t\t\t\t\t\t\tManufactured Using CNC Precision Technology<br \/>\n\t\t\t\t\t<\/h3>\n<h3>\n\t\t\t\t\t\t\tSmooth Return Action &amp; Stable Force Output<br \/>\n\t\t\t\t\t<\/h3>\n<h3>\n\t\t\t\t\t\t\tReliable Production and On-Time Delivery<br \/>\n\t\t\t\t\t<\/h3>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"800\" height=\"717\" src=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4-1024x918.jpg\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4-1024x918.jpg 1024w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4-300x269.jpg 300w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4-768x688.jpg 768w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4-1536x1376.jpg 1536w, https:\/\/supertechspringindustries.com\/wp-content\/uploads\/2025\/11\/imgi_157_Extension-Springs-4.jpg 1800w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tension \/ Extension Spring spring Tension \/ Extension Spring Reliable Stretch. Consistent Return. Tension (Extension) springs are tightly wound helical coils designed to operate under pulling forces. They extend when a load is applied and return to their original shape once the force is released. At Supertech Spring Industries, we produce high-precision tension springs that [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-376","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=\/wp\/v2\/pages\/376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=376"}],"version-history":[{"count":0,"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=\/wp\/v2\/pages\/376\/revisions"}],"wp:attachment":[{"href":"https:\/\/supertechspringindustries.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}