Wrought Ni-Ti Shape Memory Alloys for Medical Devices Surgical Implants ASTM F2063
Chemical Composition Requirements
This specification covers the chemical, physical, mechanical, and metallurgical requirements for wrought nickel-titanium bar, flat rolled products
The material shall be vacuum or inert atmosphere melted to control metallurgical cleanliness and alloy chemistry.
Carbon shall be measured by combustion and hydrogen shall be measured by inert gas fusion or vacuum hot extraction.
Element | Ni | C | Co | Cu | Cr | H2 | Fe | Nb | N2+O2 | Ti |
Weight(%) | 54.5~57.0 | 0.05 max | 0.05 max | 0.01 max | 0.01 max | 0.005 max | 0.05 max | 0.025 max | 0.05 max | Rem |