Nitinol Superelastic Bar

Hemi Metals, located in Hamilton, New Zealand, has earned a solid reputation as a reliable manufacturer and supplier of high-performance Nitinol Superelastic Bars. They pride themselves on delivering top-notch materials that are specifically designed for tough industrial and technological applications. With a strong focus on precision, innovation, and customer service, Hemi Metals guarantees dependable supply chains and outstanding product quality. Their Nitinol Superelastic Bars are crafted using cutting-edge metallurgical techniques, ensuring consistent performance, excellent elasticity, and long-lasting durability. Catering to a variety of industries—from medical devices to aerospace—they offer customized solutions that meet rigorous global standards, establishing themselves as a premier source of smart, shape-recovering alloys in New Zealand and beyond.

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What is Nitinol Superelastic Bar?

Nitinol Superelastic Bars are primarily made up of nickel and titanium, usually in a nearly equal atomic ratio, which gives them their distinctive superelastic and shape-memory properties. These bars showcase remarkable recoverable strain, impressive fatigue resistance, and outstanding flexibility. They maintain mechanical stability over a broad temperature range and boast excellent corrosion resistance. Their capacity to undergo significant deformation and revert to their original shape without any lasting damage makes them perfect for dynamic, high-stress environments that demand reliable and responsive performance.

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Nitinol Superelastic Bar Specifications

Standards :	ASTM F2063, ASME SF2063
Dimensions :	EN, DIN, JIS, ASTM, BS, ASME, AISI
Round bar size :	Diameter: 3-~800mm
Hex Bar size :	2-100mm A/F
Flat bar size :	Thickness: 2 -100mm / Width: 10 to 500mm
Square bar size :	4 to 100mm
Rectangular Bars Size :	33 x 30mm to 295 x 1066mm
Hollow Bar :	32mm OD x 16mm ID to 250mm OD x 200mm ID
Tolerance :	H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Finish :	Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish

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Why Hemi Metals?

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Nitinol Superelastic Bar Chemical Composition

Grade	Ni	N+O	Fe	Co	C	Nb	Cr	Cu	H	Ti
Nitinol	54.5 – 57.0	0.050	0.050	0.050	0.050	0.025	0.010	0.010	0.005	Bal

Nitinol Superelastic Bar Mechanical Properties

Element	Density	Melting Point	Elongation
Nickel-titanium Alloy	6.45 g/cm3 – 0.234 lb/in3	Around 1310 °C.	10 %

Nitinol Superelastic Bar Equivalent Grades

STANDARD	UNS
NiTi Alloys	N01555

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Nitinol Superelastic Bar Types

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Frequently Asked Questions (FAQ)

What Industries Use Nitinol Superelastic Bar?

Nitinol superelastic bars are used in aerospace, medical devices, robotics, automotive, and electronics industries. They provide flexibility, durability, and corrosion resistance, making them ideal for high-performance, precision applications.

Can Nitinol Superelastic Bar Be Welded?

Yes, Nitinol superelastic bars can be welded, but it requires specialized techniques due to their unique properties. Proper heat control is essential to prevent loss of superelasticity and material integrity.

Are Nitinol Superelastic Bar and Rods Customizable?

Yes, Nitinol superelastic bars and rods are highly customizable. They can be tailored in terms of size, shape, alloy composition, and specific superelastic properties to meet unique application requirements.

Nitinol Superelastic Bar Uses

Nitinol Superelastic Bars find extensive use in industries that require precise, resilient, and responsive materials. In the medical sector, they play a crucial role in guidewires, stents, orthodontic archwires, and tools for minimally invasive surgeries. In robotics and automation, their superelasticity is key for flexible actuators and motion-control components. The aerospace and automotive industries utilize them for vibration-damping structures and adaptive mechanisms. Additionally, they are highly valued in consumer electronics, sensors, safety devices, and advanced engineering systems where durability, consistent performance, and excellent strain recovery are essential.

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