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PAPERBACK list:$46.75 Web:$42.08 add to cart Rights & Permissions Free Resources Display this book on your site! Related Titles The Hydrogen Economy: Opportunities, Costs, Barriers, and R&D Needs Energy Research at DOE: Was It Worth It? Energy Efficiency and Fossil Energy Research 1978 to 2000 Other Related Titles Titanium: Past, Present, and Future (1983) Commission on Engineering and Technical Systems (CETS) Web Search Builder Use this book's key terms to search within this book, across our collection, or across the Web. Skim This Chapter Skim this chapter and use this chapter's key terms to search within this book. Reference Finder Paste in your own text to find books that relate to your topic. Page 195   E-mail  Facebook  Digg  Stumble  Twitter More Page 195 Front Matter (R1-R18) Chapter 1: Conclusions and Recommendations (1-6) Chapter 2: Introduction (7-10) Chapter 3: Background of the U.S. Titanium Industry (11-22) Chapter 4: Availability, Processing, and Specifications of Titanium Ore and Titanium Tetrachloride (23-40) Chapter 5: Winning Titanium Metal Sponge (41-58) Chapter 6: U.S. National Titanium Stockpile (59-62) Chapter 7: Titanium Melting, Alloying, Mill Processing, and Heat Treating (63-86) Chapter 8: Perceived Bottlenecks in Titanium Processing (87-100) Chapter 9: End Uses of Titanium (101-124) Chapter 10: Titanium Supply, Demand, and Price Trends (125-152) Chapter 11: Technologic Opportunities for Titanium (153-162) Chapter 12: Incentives and Disincentives (163-170) Appendix A: Biographical Sketches of Panel Members (171-174) Appendix B: Guest Contributions to the Study (175-176) Appendix C: Plant Tours (177-180) Appendix D: The U.S. Air Force Technology Modernization Program (181-182) Appendix E: Types of Titanium Ore Deposits (183-188) Appendix F: Excerpts from Titanium Tetrachloride Specifications (189-194) Appendix G: Rutile Specifications (195-196) Apendix H: Titanium Sponge Specifications (197-200) Appendix I: Listing of the Industrial Organizations in the U.S. Titanium Industry (201-204) Appendix J: Greater Aircraft Fuel Efficiency by Teaming Graphite-Epoxy and Titanium (205-206) Appendix K: Tonnage Powder Metallurgy du Pont Titanium Tonnage Powder Metallurgy (207-212)

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OCR for page 195
Appendix G RUTILE SPECIFICATIONS The following material is an excerpt from the U.S. National Stockpile Purchase Specification P-49-R6, January 30, 1981 (supersedes P-49-R5, November 1, 1967~: DESCRIPTION This specification covers rutile (titanium dioxide) concentrate satisfactory for use in the production of titanium metal, titanium dioxide pigment, welding-rod coatings, and ferro-titanium. CHEMICAL AND PHYSICAL REQUIREMENTS Each lot of rutile purchased under this specification shall conform to the following chemical and physical requirements: A. Chemical Requirements: Content Pe Scent by Weight (Dry Basis) Ti tani ~ Di oxide (TiO2 ~Min . 9 5 .00 Ferry c Oxide (Fe2O3) Max. 1.00 Silica (SiO2) Max. 1.25 Phosphorus Pentoxide (P2O5 ~Max. 0.05 Sulphur ~ S) Max. 0.03 Zirconium Dioxide ~ ZrO2) Max. 1.00 Alumina (Ai2O3 ~Max. 0 . 7 5 Vanadium Pentoxide (V2O5) Max. 0.75 Chromium Oxide (Cr2o3 ~Max. 0.7 5 Magnesium Oxide plus Calcium Oxide (MgO+CaO) Max. 0.25 Tin (Sn) Max. 0.10 Manganese (Mh) Max. 0.02 Niobium Pentoxide ~ Nb2Os) Max . O .60 (Radioactive Identification: Report for each lot the Percent by Weight of naturally occuring thorium, uranium, or combination of the two. 195

OCR for page 196
196 Phys ice l Requi remeet s: All rutile shall pass a U. S. Standard Sieve No . 30 (A. S.T.M. Designation E-ll ~ with not more than one percent passing a U. S Standard Sieve No. 200. . Note P-49-R6 also contains Section III on Packaging ~ Marking ~ Ident If ication' and Shipping; Section IV on Sampling ~ Inspection' and Testing.

Representative terms from entire chapter:

plus calcium