{"title":"Nitinol Wire","description":"\u003cp\u003eNitinol wire including Shape Memory Alloy (SMA) and superelastic ASTM F-2063 Nitinol products.\u003c\/p\u003e","products":[{"product_id":"nitinol-memory-wire","title":"Nitinol SMA Shape Memory Alloy Wire","description":"\u003cp\u003e\u003cstrong\u003eSelect the diameter, unit of measure, and activation temperature. Wire below this temperature is soft. Wire above this temperature gets hard and assumes its memorized shape (straight unless reprogrammed).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIf all you want is springy wire, select the temperature a little below your intended operation temperature. For example, room temperature (21°C) superelastic = 15°C or 0°C wires operate best.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWire ships continuous. Example: Qty 5, increment: meters = 5 meters uncut continuous wire. Global delivery DHL Express $35 - 3 to 4 days World Wide.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUSA orders $35 Next Day Air - $7.90 First Class Mail\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"2-way linear actuator wire\" href=\"https:\/\/nexmetal.com\/collections\/nitinol-wire\/products\/nitinol-linear-actuator\"\u003e\u003cstrong\u003eLooking for 2-way linear actuator wire?\u003c\/strong\u003e Available here.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eNitinol nickel titanium superalloy heat activated muscle wire 0.1 - 3mm. Transition temps ranging from -20ºC to 80ºC (-25ºF to 180ºF). In stock. Simple ordering. Worldwide shipping.\u003c\/p\u003e\n\u003cp\u003eFor custom sizes, open a chat or email us and we'll send a quote.\u003c\/p\u003e\n\u003ch2\u003eChoosing the right nitinol wire\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eSelect the wire that is ideal for your temperature. Consider:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivation temperature\u003c\/strong\u003e - the higher temperature that nitinol is subjected to, the faster it will respond. A 40C wire will respond faster to boiling hot water than 80C wire. So for a faster response, use a lower transformation temperature wire.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient temperature\u003c\/strong\u003e - higher temperature nitinol wire will return to martensite (soft) faster in warmer environments. A 60C wire will get soft earlier than 40C wire when cooling down in a room that is 30C ambient. In cycle applications, this will allow the cycle to repeat sooner.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e - thicker diameter wires exert substantially more force, but take much longer to heat up and cool down, resulting in longer cycle times. Subsequently you may consider using multiple strands of thinner wire.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e You can also order a \u003ca title=\"Nitinol sample pack 7 varieties\" href=\"https:\/\/nexmetal-corporation.myshopify.com\/products\/nitinol-shape-memory-wire-sample-pack\"\u003esample variety pack of commonly used nitinol wires here\u003c\/a\u003e in different thicknesses and temperatures to find the one best for your needs.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eBe sure to also try the\u003c\/em\u003e\u003cem data-mce-fragment=\"1\"\u003e 2-way linear actuator wire. It is available here: \u003ca data-mce-fragment=\"1\" title=\"Nitinol 2-way linear actuator wire\" href=\"https:\/\/nexmetal.com\/products\/nitinol-linear-actuator\" data-mce-href=\"https:\/\/nexmetal.com\/products\/nitinol-linear-actuator\"\u003ehttps:\/\/nexmetal.com\/products\/nitinol-linear-actuator\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003eCharacteristics\u003c\/h2\u003e\n\u003cp\u003eThe wire has a lustrous titanium color (dark grey) with a bluish oxide tint on its surface. When freshly cut, the inner core is nickel white. Nitinol is very abrasion resistant and has self-healing properties, so the wire is quite hard to cut and kink. It does not require any special handling or protections from oxidation or moisture, and is non-toxic. The best way to damage it is by overheating it, so if you are using electricity instead of hot water to activate it be sure to use a current limiting circuit. Video in slo-mo, ending is at around 16x slow, notice the interesting sound.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe height=\"279\" width=\"496\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/lV-rfRyVYcM?rel=0\" style=\"margin: 0 auto;\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eTransition Temperatures\u003c\/h2\u003e\n\u003cp\u003eNitinol changes its crystalization pattern at more than 1 temperature point. The stoichiometric ratio of Ni to Ti, impurities, and post-processing determine the mechanical characteristics of your nitinol.\u003c\/p\u003e\n\u003cp\u003eAll transition temperatures are specified in Celsius ºC. The temp indicated is an approximation of where the alloy begins to undergo the crystalline transformation. It occurs over a fairly wide temperature range. So, a 40C rated wire will perform faster and stronger at 80C.\u003c\/p\u003e\n\u003cp\u003eAt room temperature, an 80C wire will be substantially more malleable and soft to your fingers, the 40C will be more difficult to bend, and the 15C will feel like spring steel. The 15C will react to a heat source up to 80C, while 80C NiTi is more suitable for exposure up to 150C. The 15C will be malleable at and below freezing temperatures.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eReturn Transition Phase\u003c\/h2\u003e\n\u003cp\u003eA common question concerns the ability of the alloy to transition back to its cold shape upon cooling (double dipping). This alloy will exhibit a slight mechanical effect upon cooling, however it does not exhibit nearly the same level of energy as upon heating. The effect is most noticeable in the 15C wire and NiTiCu, however it is mildly present in all of these alloys, and can be emphasized with proper training.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePurchase Options \u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSelect your desired unit of measure, and use the quantity selector to choose your ideal length in metric, imperial or by weight.Choose your desired diameter. 0.5mm is 24 gauge, 1mm = 18 gauge, and 2mm = 12 AWG.\u003c\/li\u003e\n\u003cli\u003eFinally select your transition temperature. Not all sizes are available in all transition temperatures at all times. If checking out is not possible, email us for a custom quote.\u003c\/li\u003e\n\u003cli\u003eWhen you order multiple quantities we will cut one long section off of the pictured roll so you can procure uncut sections and cut later as you please.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nexmetal Corporation","offers":[{"title":"1mm \/ 40°C (104°F) \/ feet","offer_id":16787622596,"sku":"20-f","price":3.14,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 40°C (104°F) \/ meters","offer_id":16787624516,"sku":"20-m","price":10.3,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 40°C (104°F) \/ kg","offer_id":16787625476,"sku":"20-kg","price":1045.0,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 60°C (139°F) \/ feet","offer_id":31072553697322,"sku":"21-f","price":3.14,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 60°C (139°F) \/ meters","offer_id":31072553435178,"sku":"21-m","price":10.3,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 60°C (139°F) \/ 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kg","offer_id":44258967978026,"sku":"41-kg","price":3300.0,"currency_code":"USD","in_stock":true},{"title":"0.5mm \/ -32°C (-25°F) \/ kg","offer_id":44258971025450,"sku":"196-kg","price":1700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/7793\/files\/s-l1600a.jpg?v=1744069924"},{"product_id":"nitinol-superelastic-wire","title":"Nitinol Superelastic Wire ASTM F2063 All Sizes","description":"\u003cp\u003eOrder any length by selecting the diameter, increments (feet, meters, or kilograms) and entering the quantity desired. Longer quantities automatically ship on a spool.\u003c\/p\u003e\n\u003cp\u003eSuperelastic nitinol is capable of stretching up to 30% of its length without permanent deformation. It is resistant to most harsh chemicals, does not corrode, and retains superior mechanical strength for your most demanding applications.\u003c\/p\u003e\n\u003cp\u003eIf you are looking for wire that moves when heated, go to \u003ca title=\"Nitinol Shape Memory Muscle Wire\" href=\"\/products\/nitinol-niti-sma-muscle-wire\"\u003eour shape memory alloy wire page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis material is super elastic at above freezing temperatures\u003c\/strong\u003e and it will not change its shape upon application of heat. \u003cstrong\u003eIf you are looking for wire that changes shape upon application of heat, use the link above.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSelect from Regular temperature, Low Temperature, or Ultra Low temperature alloys. Below the indicated temperature, the wire becomes soft and much more malleable than above this temperature. For best mechanical performance when you need a springy, high tensile strength wire, select a wire with the temperature a little below the temperature that you intend to use the wire at.\u003c\/p\u003e\n\u003ch2\u003eOperational Temperature\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eNitinol exhibits different mechanical properties dependent on the temperature of the wire.\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eStandard ASTM F2065\u003c\/strong\u003e\u003c\/em\u003e — most commonly used, ideal for room temperature and high temperature uses requiring a stiff, high tensile strength, elastic wire at \u003cem\u003e\u003cstrong\u003eall temperatures above freezing\u003c\/strong\u003e\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eLow Temp\u003c\/strong\u003e\u003c\/em\u003e — For equipment planned to be operated exposed to below freezing temperatures, this wire retains the austenite (high tensile strength) state \u003cem\u003e\u003cstrong\u003edown to -4°F (-20°C)\u003c\/strong\u003e\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eUltra Low Temp\u003c\/strong\u003e\u003c\/em\u003e — for equipment planned to be operated exposed to the most frigid environments. At approximately \u003cem\u003e\u003cstrong\u003ebelow -30°C (-22F)\u003c\/strong\u003e\u003c\/em\u003e, the wire begins to transition to its martensite state, making it more pliable. The wire will be more prone to creep, exhibit lower UTS and lower yield stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e a Standard temp wire will have better elasticity properties (higher recoverability without plastic deformation at greater stresses), at higher temperatures, compared to the lower temperature variants.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTip #2:\u003c\/strong\u003e operated below the operation temperature, the wire becomes martensite (soft and malleable). In this state, it exhibits superior fatigue strength (will not crack despite many cycles of deformation). \u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eCharacteristics\u003c\/h2\u003e\n\u003cp\u003eThe wire has a lustrous titanium color (dark grey) with a bluish oxide tint on its surface. When freshly cut, the inner core is nickel white. Nitinol is very abrasion resistant and has self-healing properties, so the wire is quite hard to cut and kink. It does not require any special handling or protections from oxidation or moisture, and is non-toxic.\u003c\/p\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003eBulk Purchasing Options \u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBulk order pricing begins at the kilogram (2.2 Lbs) order size. By selecting kg, the effective per-foot price is significantly reduced as you are purchasing the material by weight. Smaller diameter wires will cost more by weight due to the more demanding processing required to draw small diameter wires. \u003c\/li\u003e\n\u003cli\u003eIf there is less material in stock than what you intend to order, the production time to fulfill your order is approximately 30 days.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFor orders in excess of 5 kilograms (10 Lbs), please reach out to us via chat, email, or phone, so we can offer further discounted rates and optimize your production schedule.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWeight per foot\u003c\/h2\u003e\n\u003ctable style=\"width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e\u003cstrong\u003e\u003cem\u003e Wire Diameter\u003c\/em\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003eApprox. grams per foot (g\/30.5cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e0.1 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e0.2 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e0.3 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e0.5 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e1 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e1.1 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e1.5 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e1.6 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e2 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e2.5 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 56.119943%;\"\u003e3 mm\u003c\/td\u003e\n\u003ctd style=\"width: 42.834761%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eSizes larger than 3mm (0.118\")\u003c\/h2\u003e\n\u003cp\u003eWe classify diameters over 3mm as Rods. They are generally not available in continuous format and can be custom ordered in sections up to 6 feet in length. View \u003ca href=\"https:\/\/nexmetal.com\/collections\/rods\" title=\"Nexmetal Rods\"\u003eour in-stock rods on this page\u003c\/a\u003e. \u003cem\u003e\u003cstrong\u003eYou can also custom order your required Af and diameter by contacting us directly.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Nexmetal Corporation","offers":[{"title":"0.1 mm \/ Standard (Above Freezing; ASTM F2063) \/ feet","offer_id":40578041937962,"sku":"73-f","price":0.87,"currency_code":"USD","in_stock":true},{"title":"0.1 mm \/ Standard (Above Freezing; ASTM F2063) \/ meters","offer_id":40578041905194,"sku":"73-m","price":2.85,"currency_code":"USD","in_stock":true},{"title":"0.1 mm \/ Standard (Above Freezing; ASTM F2063) \/ kg","offer_id":40578041970730,"sku":"73-kg","price":5510.0,"currency_code":"USD","in_stock":true},{"title":"0.2 mm \/ Standard (Above Freezing; ASTM F2063) \/ feet","offer_id":40578041839658,"sku":"74-f","price":1.03,"currency_code":"USD","in_stock":true},{"title":"0.2 mm \/ Standard (Above Freezing; 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ASTM F2063) \/ feet","offer_id":21956547012,"sku":"35-f","price":6.71,"currency_code":"USD","in_stock":true},{"title":"2 mm \/ Standard (Above Freezing; ASTM F2063) \/ meters","offer_id":21956546948,"sku":"35-m","price":22.01,"currency_code":"USD","in_stock":true},{"title":"2 mm \/ Standard (Above Freezing; ASTM F2063) \/ kg","offer_id":21956547076,"sku":"35-kg","price":1072.0,"currency_code":"USD","in_stock":true},{"title":"2.5 mm \/ Ultra Low Temp (-30°C Af) \/ feet","offer_id":42162675744810,"sku":"194-ft","price":8.49,"currency_code":"USD","in_stock":true},{"title":"2.5 mm \/ Ultra Low Temp (-30°C Af) \/ meters","offer_id":42167026810922,"sku":"194-m","price":27.84,"currency_code":"USD","in_stock":true},{"title":"2.5 mm \/ Ultra Low Temp (-30°C Af) \/ kg","offer_id":42167026876458,"sku":"194-kg","price":1205.0,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Standard (Above Freezing; ASTM F2063) \/ feet","offer_id":41200283680810,"sku":"157-f","price":15.1,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Standard (Above Freezing; ASTM F2063) \/ meters","offer_id":41200283648042,"sku":"157-m","price":49.51,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Standard (Above Freezing; ASTM F2063) \/ kg","offer_id":41200283713578,"sku":"157-kg","price":1072.0,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Ultra Low Temp (-30°C Af) \/ feet","offer_id":42842175602730,"sku":"242-f","price":15.1,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Ultra Low Temp (-30°C Af) \/ meters","offer_id":42842175897642,"sku":"242-m","price":49.51,"currency_code":"USD","in_stock":true},{"title":"3.0 mm \/ Ultra Low Temp (-30°C Af) \/ kg","offer_id":42842175537194,"sku":"242-kg","price":1072.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/7793\/files\/s-l1600.jpg?v=1744069888"},{"product_id":"nitinol-shape-memory-wire-sample-pack","title":"NiTi • Nitinol Shape Memory Wire Sample Pack","description":"\u003ch2\u003eSample Pack 7 consists of:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 foot 0.5mm 70ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e1 foot 1.0mm 15ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e1 foot 1.0mm 40ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e1 foot 1.0mm 80ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e1 foot 2.0mm 80ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e7 inches 2.0mm 40ºC phase transition nitinol wire\u003c\/li\u003e\n\u003cli\u003e7 inches 2.0mm 60ºC phase transition nitinol wire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis sample packs lets you get a wide selection of nitinols to play with, so that you gain a better understanding of the material and help decide on which is better suited for your application. You can \u003ca href=\"\/products\/nitinol-niti-sma-muscle-wire\" title=\"Nitinol shape memory wire\"\u003eaccess the main listing\u003c\/a\u003e to purchase any \u003ca href=\"\/products\/nitinol-niti-sma-muscle-wire\" title=\"Nitinol shape memory wire for sale\"\u003egauge, transition temp, diameter, and quantity here (click)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eCharacteristics\u003c\/h2\u003e\n\u003cp\u003eThe wire has a lustrous titanium color (dark grey) with a bluish oxide tint on its surface. When freshly cut, the inner core is nickel white. Nitinol is very abrasion resistant and has self-healing properties, so the wire is quite hard to cut and kink. It does not require any special handling or protections from oxidation or moisture, and is non-toxic. The best way to damage it is by overheating it, so if you are using electricity instead of hot water to activate it be sure to use a current limiting circuit. Video in slo-mo, ending is at around 16x slow, notice the interesting sound.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"496\" height=\"279\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/lV-rfRyVYcM?rel=0\" frameborder=\"0\" allowfullscreen=\"\" style=\"margin: 0 auto;\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eTransition Temperatures\u003c\/h2\u003e\n\u003cp\u003eNitinol changes its crystalization pattern at more than 1 temperature point. The stoichiometric ratio of Ni to Ti, impurities, and post-processing determine the mechanical characteristics of your nitinol.\u003c\/p\u003e\n\u003cp\u003eAll transition temperatures are specified in Celsius ºC. The temp indicated is an approximation of where the alloy begins to undergo the crystalline transformation. It occurs over a fairly wide temperature range. So, a 40C rated wire will perform faster and stronger at 80C.\u003c\/p\u003e\n\u003cp\u003eAt room temperature, an 80C wire will be substantially more malleable and soft to your fingers, the 40C will be more difficult to bend, and the 15C will feel like spring steel. The 15C will react to a heat source up to 80C, while 80C NiTi is more suitable for exposure up to 150C. The 15C will be malleable at and below freezing temperatures.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eReturn Transition Phase\u003c\/h2\u003e\n\u003cp\u003eA common question concerns the ability of the alloy to transition back to its cold shape upon cooling (double dipping). This alloy will exhibit a slight mechanical effect upon cooling, however it does not exhibit nearly the same level of energy as upon heating. The effect is most noticeable in the 15C wire however is mildly present in all of these alloys.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePurchase Options \u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThis listing is for a sample pack in the quantity listed in the description\u003c\/li\u003e\n\u003cli\u003eWhen you order multiple quantities we will increase the length of each wire and will not cut\/separate into multiple packs, so you can cut later as you wish.\u003c\/li\u003e\n\u003cli\u003eYou are welcome to combine this purchase with \u003ca href=\"\/products\/nitinol-niti-sma-muscle-wire\" title=\"Nitinol wire multi-selector tool\"\u003emore nitinol wires here.\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nexmetal Corporation","offers":[{"title":"Default Title","offer_id":26282587848,"sku":"niti-samp7","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/7793\/products\/gallery2.jpg?v=1476477667"},{"product_id":"niti-sma-rod","title":"Nitinol Shape Memory Rod; 5mm diameter; Af40-60°C (104-140°F); up to 1 meter long","description":"\u003cp\u003e\u003cem\u003eSelect the diameter, length and quantity to obtain the appropriate section of this Nitinol SMA Rod. Af40-60C Rod is soft at room temperatures and springs to straight upon heating.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eRods ship straight; additional shipping charges may apply in some circumstances due to the length, if ordering full-length rods.\u003c\/p\u003e\n\u003cp\u003eOur Nitinol Rods are in stock and ship today with global delivery in 3-5 days.\u003c\/p\u003e\n\u003cp\u003eFull Rod weight: 127g (1 meter)\u003c\/p\u003e\n\u003cp\u003eFor smaller diameters below 3mm, see here:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/nexmetal.com\/products\/nitinol-memory-wire?variant=32218741342250\" title=\"Nitinol SMA wire master selector page\"\u003eNitinol SMA Wire All Temperatures - 3.0mm and below\u003c\/a\u003e\u003c\/p\u003e","brand":"Nexmetal Corporation","offers":[{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 1 in ( 2.54 cm)","offer_id":42579801833514,"sku":"201-1","price":6.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 2 in ( 5.1 cm)","offer_id":42579801931818,"sku":"201-2","price":10.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 4 in ( 10.2 cm)","offer_id":42304796819498,"sku":"201-4","price":17.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 6 in ( 15.2 cm)","offer_id":42579802554410,"sku":"201-6","price":21.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 13 in ( 33.3 cm)","offer_id":42579802685482,"sku":"201-13","price":43.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 19.5 in ( 50 cm)","offer_id":42304778436650,"sku":"201-19","price":60.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 40°C (104°F) \/ 39.4 in ( 1 meter)","offer_id":42579802718250,"sku":"201-39","price":120.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 1 in ( 2.54 cm)","offer_id":42159545319466,"sku":"198-1","price":6.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 2 in ( 5.1 cm)","offer_id":42159557902378,"sku":"198-2","price":10.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 4 in ( 10.2 cm)","offer_id":42159557935146,"sku":"198-4","price":17.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 6 in ( 15.2 cm)","offer_id":42159557967914,"sku":"198-6","price":21.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 13 in ( 33.3 cm)","offer_id":42159558000682,"sku":"198-13","price":43.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 19.5 in ( 50 cm)","offer_id":42159558033450,"sku":"198-19","price":60.0,"currency_code":"USD","in_stock":true},{"title":"5.0 mm (0.197\") \/ 60°C (139°F) \/ 39.4 in ( 1 meter)","offer_id":42159558066218,"sku":"198-39","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/7793\/files\/SSP_481a.jpg?v=1729628986"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/7793\/collections\/coil1_8c9fa8a8-3f8b-4172-a23f-a3f6c5e9bb5b.gif?v=1709249982","url":"https:\/\/nexmetal.com\/collections\/nitinol-wire\/af_60%c2%b0c.oembed","provider":"Nexmetal Corporation","version":"1.0","type":"link"}