Zirconium alloy products

Details Zirconium alloy products Zirconium alloy products

1986-03-12

1988-01-05

Rutledge, L. Dewayne

Metal treatment

Stock

Age or precipitation hardened or strengthened

148421, 148909, 376457, 376900, 420422, C22F 118

Patent

active

047174340

ABSTRACT:
It has been found that modifying standard Zircaloy alloy processing techniques by limiting the working and annealing temperatures utilized after conventional beta treatment results in Zircaloy alloy product having superior high temperature steam corrosion resistance.

REFERENCES:
patent: 3865635 (1975-02-01), Hofvenstam et al.
patent: 4360389 (1982-11-01), Urquhart
patent: 4450016 (1984-05-01), Vesterlund et al.
Demars et al., "Influence of the Structure of Zircaloy 2 on its Resistance to Corrosion by Steam", Memoires Scientifiques Rev. Metallurg., LXII No. 4, 1965, pp. 269-274.
Armand et al., "Influence of the Structure and the Interstital Impurities on the Corrosion of Zircaloy 2 by Water and Steam", Electrochemical Technology, vol. 4, No. 3-4, Mar.-Apr. 1966, pp. 104-108.
Anderson et al., "Beta Quenching of Zircaloy Cladding Tubes in Intermediate or Final Size--Methods to Improve Corrosion and Mechanical Properties", ASTM Fifth International Conference on Zirconium in the Nuclear Industry, Boston, MA, Aug. 4-7, 1980.

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