High-Purity Chromium Metal : Supply Issues for Gas-Turbine Superalloys.

High-Purity Chromium Metal: Supply Issues for Gas-Turbine Superalloys -- Copyright -- Acknowledgments -- Abstract -- Preface -- Contents -- Executive Summary -- USE OF HIGH-PURITY CHROMIUM METAL IN SUPERALLOYS -- HIGH-PURITY CHROMIUM-METAL PRODUCTION -- DEMAND FOR HIGH-PURITY CHROMIUM METAL -- GENERAL CONCLUSIONS AND RECOMMENDATIONS -- REPORT ORGANIZATION -- 1 The Marketplace for Chromium Metal -- NATURE OF THE MARKET -- Heterogeneous Nature of the Market -- Producers -- Consumers -- International Trade -- RECENT AND PENDING SUPPLY TRENDS -- Closures -- Russia and China -- RECENT AND PENDING DEMAND TRENDS -- Military Spending -- The Commercial Airline Industry -- Government Stockpiles -- PROSPECTS FOR SHORTAGES -- Nature of Shortages -- Surge in World Demand -- Contraction in Production and Capacity -- Interruptions in Trade -- 2 Specifications for High-Purity Chromium Metal -- AIRCRAFT ENGINE OPERATION -- AIRCRAFT ENGINE MATERIALS -- NEED FOR PURITY -- FUTURE DEMAND FOR HIGH-PURITY CHROMIUM METAL -- 3 Electrolytic Chromium-Metal Production -- TRIVALENT CHROME-ALUM BATH ELECTROLYTE METHOD -- CHROMIC-ACID ELECTROLYTE METHOD -- VACUUM-DEGASSING OF CHROMIUM METAL -- ENVIRONMENTAL AND OCCUPATIONAL HEALTH CONSIDERATIONS -- 4 Alternative Technologies for Chromium-Metal Production -- PREPROCESSING OF CHROMITE ORE -- ALUMINUM REDUCTION METHOD FOR PRODUCING CHROMIUM METAL -- OTHER METHODS FOR PRODUCING CHROMIUM METAL -- DOUBLE-DEGASSED REFINING -- ACCEPTANCE OF ALUMINOTHERMIC CHROMIUM METAL -- POSSIBLE IMPROVEMENTS IN THE PROCESSING TECHNIQUES -- 5 Reliability of Suppliers of High-Purity Chromium Metal -- DEFINITION OF A RELIABLE SUPPLIER -- RELIABILITY OF THE HIGH-PURITY CHROMIUM-METAL PRODUCERS -- Elkem Metals Company -- Delachaux Metals Division -- Metallurg, Incorporated -- Russian High-Purity Chromium-Metal Producers.

6 Potential Economic Scenarios for the U.S. Supply of Chromium Metal and the Role of the National... -- FREE TRADE VERSUS NATIONAL SECURITY -- NATIONAL DEFENSE STOCKPILE -- POTENTIAL ECONOMIC SCENARIOS FOR THE U.S. SUPPLY -- Scenario 1: A Surge in Demand for High-Quality Chromium Metal -- Scenario 2: Loss of the Domestic Industry -- Scenario 3: Loss of Foreign Supply -- References -- Appendix: Biographical Sketches of Committee Members.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.