The hardening of platinum alloys for potential jewellery application

Platinum Metals Review

Volumn 49, Issue 1, 2005, Pages 2-15

  Biggs, T ^a   Taylor, S S ^b   Van Der Lingen, E ^b  

^a Mintek ^*  (Canada)

^b MINTEK   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

ABRASION; CHROMIUM; COBALT; COPPER; GALLIUM; GERMANIUM; GOLD; HARDENING; IRON; JEWELRY MANUFACTURE; METAL FINISHING; SURFACE PROPERTIES; WEAR RESISTANCE;

BRINELL HARDNESS; GENERAL-PURPOSE ALLOY; JEWELLERY ALLOYS; SURFACE HARDENING;

PLATINUM ALLOYS;

EID: 14844310230     PISSN: 14710676     EISSN: None     Source Type: Journal    
DOI: 10.1595/147106705X24409     Document Type: Article

References (23)

1. Johnson Matthey, "An Introduction to Platinum" a manual for jewellers introducing them to platinum jewellery design and manufacturing processes; available on CD-ROM, from platinum@matthey.com
2. S. H. Avner, "Introduction to Physical Metallurgy", 2nd Edn., McGtaw-Hill, New York, 1974
3. Y. Yuichiro, 'Hard platinum alloy for ornamentation', Japanese Patent Appl. 62-130, 238; 1987
4. Y. Yuichiro and S. Yasusuke, 'Ornamental hard platinum alloy', Japanese Appl. 63-145,730; 1988
5. M. Naohiko, Platinum alloy', British Patent 2,279,967; 1995
6. Y. Muragishi, Y. Hagrwara, T. Hamada, Y. Ikematsu and C. Funaki, 'Precious metal material', U.S. Patent 5,518,691; 1996
7. I. R. McGill and K. A. Lucas, 'Scratch-resistant platinum article', U.S. Patent 4,828,933; 1987
8. W. Weber, K. Zimmermann and H-H. Beyer, 'Surface-hardened objects of platinum and palladium and their method of production', U.S. Patent 5,518,556; 1996
9. W. Weber, K. Zimmermann and H.-H. Beyer, 'Objects made of platinum and palladium - comprise hard scratch-resistant surface layer contg. boron in the metal lattice', German Patent 4,313,272; 1994
10. R. F. Vines and E. M. Wise, "The Platinum Metals and their Alloys", The International Nickel Company, Inc., New York, NY, U.S.A., 1941
11. S. Yasusuke and Y. Yuichiro, 'Ornamental hard platinum alloy', Japanese Appl. 61-106, 736; 1986
12. S. Kretchmer, 'Heat treatment of platinum-gallium alloy for jewelry', U.S. Patent 5,846,352; 1998
13. S. Kretchmer, 'Heat-treatable platinum-gallium-palladium alloy for jewelry', U.S. Patent 6,562,158; 2003
14. "Binary Alloy Phase Diagrams", 2nd Edn., eds. T. B. Massalski, H. Okamoto, P. R. Subramanian and L. Kacprzak, Am. Soc. Metals, Ohio, U.SA., 1990
15. T. Biggs, unpublished results
16. T. Biggs and S. S. Taylor, Platinum Alloy', South African Patent 97/3687; 1997
17. D. Shryvers and S. Amelinckx, Res. Mechanica, 1987, 22, 101
18. J. C. Wright, Platinum Metals Rev., 2002, 46, (2), 66
19. T. Biggs, S. S. Taylor, K. L. Rutherford and I. Hutchings, The wear behaviour of some platinum alloys', 21st Annual Conf. on Precious Metals-1997, IPMI, San Francisco, California, U.S.A., June 1997, pp. 331-345
20. T. Biggs, S. S. Taylor, D. Freund and B. Fischer, 'An investigation into the mechanical properties of the 98Pt-2 Ti alloy', 25th Annual Conf. on Precious Metals-2001, Session C, 10 June, 2001, IPMI, Tucson, Arizona, U.S.A., proceedings on CD-ROM
21. T. Biggs and N. Nkumbuzi, Tarnish behaviour in platinum jewellery alloys', Proc. 8th Int Platinum Symp., South African Institute of Mining and Metallurgy, Johannesburg, 1998, pp. 35-36
22. N. Adams, S. S. Taylor and T. Biggs, The machin-ability of some platinum alloys', Proc. Microsc. Soc. South. Afr., 1999, 29, p. 20
23. S. S. Taylor and T. Biggs, Innovations in platinum jewellery materials', S. Afr. J. Sci., 1999, 95, (11/12), 543