Nickel-titanium (also known as Nitinol or NiTi) is a unique shape memory alloy. Nitinol tubes are typically made of 55%-56% nickel and 44%-45% titanium. ASTM F2063-12 TiNi Shape Memory Alloy Nitinol Tube/Pipe is a kind of functional material, in addition to
high specific strength, wear resistance, corrosion resistance, no magnetic, good biocompatibility and other characteristics, but
also has a special shape memory performance and super performance.