Composite parts of Ni-Ti alloys joined to a different metal have a melt forged structure obtained through the reactive fusion of both metals, initiated by the fusion of at least one metal bordering on the joint interface and the application of pressure; a hot forged structure of Ni-Ti alloy obtained...http://www.google.es/patents/US5368661?utm_source=gb-gplus-sharePatente US5368661 - Method for joining parts of Ni-Ti alloys with different metals
Method for joining parts of Ni-Ti alloys with different metals