Nickel-base alloys

• US 3,174,851 A
• Filed: 12/01/1961
• Issued: 03/23/1965
• Est. Priority Date: 12/01/1961
• Status: Expired due to Term

• Current Assignee: Raymond C. Wiley, William J. Buchler
• Original Assignee: Raymond C. Wiley, William J. Buchler
• Inventors: Buchler, William J., Wiley, Raymond C.
• Application Number:
  US04/157,049
• Time in Patent Office: 1,208 Days
• US Class Current: 148/426
• CPC Class Codes: C22C 19/007 with a light metal (alkali metal Li, Na, K, Rb, Cs; earth alkali metal Be, Mg, Ca, Sr, Ba, Al Ga, Ge, Ti) or B, Si, Zr, Hf, Sc, Y, lanthanides, actinides, as the next major constituent
• CPC Class Codes: C22F 1/006 Resulting in heat recoverable alloys with a memory effect
• CPC Class Codes: F03G 7/065 using a shape memory element
• CPC Class Codes: G01K 5/483 using materials with a configuration memory, e.g. Ni-Ti alloys

Claims

1. A NOVEL ALLOY COMPOSITION CONSISTING ESSENTAILLY OF FROM ABOUT 50 PERCENT TO ABOUT 70 PERCENT NICKEL BY WEIGHT AND CORRESPONDINGLY FROM ABOUT 50 PERCENT TO ABOUT 30 PERCENT ITANIUM BY WEIGHT, SAID ALLOY HAVING THE STRUCTURE OF A TINI PHASE IN COMBINATION WITH A TINI3 PHASE DISPERSED INA TINI MATRIX WITHIN A TEMPERATURE RANGE OF FROM ABOUT 500*C. TO ABOUT -75*C. AND HAVING THE PROPERTIES OF BEING PARAMAGNETIC, OF RETAINING HARDNESS THROUGHOUT SAID TEMPERATURE RANGE AND OF BEING CORROSION RESISTANT.