Process for manufacturing a finished component from an Ni/Ti or

Details Process for manufacturing a finished component from an Ni/Ti or Process for manufacturing a finished component from an Ni/Ti or

1982-03-03

1983-06-07

Stallard, W.

Metal treatment

Compositions

Heat treating

148 115N, C22F 100, C22F 110

Patent

active

043869718

ABSTRACT:
Finished components made from Ni/Ti or Ni/Ti/Cu memory alloys can be manufactured by isothermal or quasi-isothermal ("hot die") working of sections of semifinished product, and by subsequent additional cold-working in the temperature region of the martensitic transformation by flow-turning, tapering, necking, ironing or spinning, it being possible to dispense, completely or at least to a large extent, with an additional machining operation of the metal-cutting type. Manufacture of complicated connecting elements, using the memory effect, for connecting rods, tubes, plates, etc.

REFERENCES:
patent: 3652969 (1972-03-01), Willson et al.
patent: 3953253 (1976-04-01), Clark
patent: 4144057 (1979-03-01), Melton et al.
patent: 4149911 (1979-04-01), Clabburn
patent: 4304613 (1981-12-01), Wang et al.

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