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By B. A. Wilcox (auth.), I. Machlin, R. T. Begley, E. D. Weisert (eds.)
This booklet files court cases of the Symposium on steel lurgy and know-how of Refractory steel Alloys, held in Washington, D.C. on the Washington Hilton inn on April 25-26, 1968, less than sponsorship of the Refractory Metals Committee, Institute of Metals department, of the Metallurgical Society of AIME, and the nationwide Aeronautics and area management. The Symposium provided serious experiences of chosen themes in refractory steel alloys, thereby contributing to an in-depth realizing of the cutting-edge, and constructing a final analysis for extra learn, improvement, and alertness. This Symposium is 5th in a chain of meetings on refractory metals, subsidized by means of the Metallurgical Society of AlME. courses issuing from the meetings are helpful technical and ancient resource books, tracing the evolution of refractory metals from early laboratory alloying reviews to their current prestige as precious engineering fabrics. Refractory metals are arbitrarily outlined by way of melting element. a nil melting temperature of over 3500 F used to be chosen because the minimal for this Symposium, hence with the exception of chromium and vanadium, which logically will be taken care of with different refractory metals in teams VA and through of the periodic desk. The Refractory Metals Committee is making plans reports of chromium and vanadium in next conferences.
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Extra resources for Refractory Metal Alloys Metallurgy and Technology: Proceedings of a Symposium on Metallurgy and Technology of Refractory Metals held in Washington, D.C., April 25–26, 1968. Sponsored by the Refractory Metals Committee, Institute of Metals Division, The Me
E. Tietz, "Strengthening of Niobium-Zirconium Alloys by Internal Oxidation", paper presented at the Oxide Dispersion Strengthening Conference, Bolton Landing, New York, June 27-29, 1966 (to be published by Gordon and Breach). (28) R. M. Bonesteel, D. J. Rowcliffe, and T. E. Tietz, "Mechanical Properties and Structure of Internally Oxidized Niobium-l% Zirconium Alloy", paper presented at the International Conference on the Strength of Metals and Alloys, Tokyo, September 4-8, 1967 (to be published by the Japan Inst.
Lewis, "On the Interaction of Inclusions with Migrating Grain Boundaries, Tech. Rept. No. 547, Contract Nonr1866(27), November, 1967. (70) p. , 1, 556 (1959). (71) B. A. Wilcox and A. R. Rosenfield, Mat. Sci. , (1966). (72) A. H. Cottrell, Creep and Fracture of Metals at High Temperatures, Proc. of NPL Symposium, Her Majesty's Stationery Office, London, 1956, P. 141. T. Hopkin, J. , (74) J. Glen, J. , 190, 114 (1958). (75) A. Kelly and G. J. Davies, Met. , (76) A. Kelly and W. Tyson, High Strength Materials, V.
Role of Modulus and Diffusivity Compensation for differences in melting point by means of homologous temperature provides by itself good correlation of the creep properties of the metals within a given Periodic Group, but there sti II remains the marked difference between the two Groups. In fact, at a given temperature the strength of the pure metals does not increase in the same order as their melting points. Thus, the creep strength of molybdenum at any temperature sufficiently below its melting point is higher than that of tantalum even though tantalum has a much higher melting point.
Refractory Metal Alloys Metallurgy and Technology: Proceedings of a Symposium on Metallurgy and Technology of Refractory Metals held in Washington, D.C., April 25–26, 1968. Sponsored by the Refractory Metals Committee, Institute of Metals Division, The Me by B. A. Wilcox (auth.), I. Machlin, R. T. Begley, E. D. Weisert (eds.)