Rupal Metals is a prominent Delhi, India-based manufacturer and supplier of Nitinol Superelastic Bars, providing high-performance shape memory alloys designed to cater to rigorous industrial applications. Driven by quality, accuracy, and innovation, Rupal Metals provides superior Nitinol bars with exceptional elasticity and thermal memory properties. Their products are designed with advanced technology and go through intensive testing to ensure reliability and durability. Rupal Metals supplies to different industries such as medical, aerospace, and robotics, thus making them a reliable choice for customers looking for advanced materials with flexibility coupled with toughness and durable performance.
Nitinol Superelastic Bars consist mainly of almost equal atomic percentages of nickel (around 55–56%) and titanium (around 44–45%). Nitinol Superelastic Bars have very good mechanical properties like high elasticity, shape memory effect, and great fatigue endurance. They can be strained up to 8% and snap back into their original shape under unloading, by virtue of stress-induced martensitic transformation. Nitinol bars also have moderate strength, low stiffness relative to steel, and adequate corrosion resistance, particularly in biomedical environments, which makes them best suited for applications demanding flexibility and mechanical strength.
| 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 |
| 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 |
| Element | Density | Melting Point | Elongation |
| Nickel-titanium Alloy | 6.45 g/cm3 – 0.234 lb/in3 | Around 1310 °C. | 10 % |
| STANDARD | UNS |
| NiTi Alloys | N01555 |
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.
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.
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 Bars are applied extensively in various industries because of their exceptional capability to deform and snap back to their original shape. In medicine, they are used widely in stents, guidewires, orthodontic archwires, and surgical tools because of their biocompatibility and superelastic properties. Aerospace and the automobile industry use them in actuators and couplings, whereas robotics and consumer electronics use them in flexible mechanisms and micro devices. Their shape memory function also leads to their suitability for temperature-responsive elements in safety devices and high-precision instruments with adaptive functionality and longevousness.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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