Ultrasonic imaging in molten magnesium

Measurement Science and Technology

Volumn 15, Issue 2, 2004, Pages

  Ono, Yuu ^a   Moisan, Jean François ^a   Jen, Cheng Kuei ^a  

^a NATIONAL RESEARCH COUNCIL CANADA   (Canada)

Author keywords

Clad buffer rod; High temperature; Imaging; Molten magnesium; Ultrasonic lens; Ultrasound

Indexed keywords

CORROSION; MAGNESIUM ALLOYS; MOLTEN MATERIALS; STEEL; ULTRASONIC TRANSDUCERS;

SURFACE DEFECTS;

ULTRASONIC IMAGING;

ULTRASONIC TECHNIQUE;

EID: 1342291360     PISSN: 09570233     EISSN: None     Source Type: Journal    
DOI: 10.1088/0957-0233/15/2/N03     Document Type: Article

References (23)

1. Mountford N D G and Calvert R 1959-1960 Precipitation effects in liquid aluminium alloys: experiments with a pulsed ultrasonic technique J. Inst. Met. 88 121-7
2. Mountford N D G, Sommerville I D, Simionescu A and Bai C 1997 Sound pulses used for on-line visualization of liquid metal quality AFS Trans. 105 939-46
3. Mansfield T L 1983 Ultrasonic technology for measuring molten aluminum quality Mater. Eval. 41 743-7
4. Eckert C E 1986 Apparatus and method for ultrasonic detection of inclusions in molten metals US Patent Specification 4563895
5. Stiffler R C, Wojnar R C, Warchol M F A, Cisko L W and Urbanic J M 1998 Apparatus and method for ultrasonic particle detection in molten metal US Patent Specification 5708209
6. Ihara I, Jen C-K and França D R 2000 Ultrasonic imaging, particle detection, and V(z) measurements in molten zinc using focused clad buffer rods Rev. Sci. Instrum. 71 3579-86
7. Ono Y, Moisan J-F, Jen C-K and França D R 2002 Development of ultrasonic techniques with buffer rod in molten aluminum Proc. IEEE Int. Ultrasonics Symp. (New York: Institute of Electrical and Electronic Engineers) pp 784-9
8. Jen C-K and Legoux J-G 1996 High performance clad metallic buffer rods Proc. IEEE Int. Ultrasonics Symp. (New York: Institute of Electrical and Electronic Engineers) pp 771-6
9. Jen C-K, Legoux J-G and Parent L 2000 Experimental evaluation of clad metallic buffer rods for high temperature ultrasonic measurements NDT&E Int. 33 145-53
10. Roberts C S 1960 Magnesium and its Alloys (New York: Wiley)
11. Massalski T B et al (ed) 1986 Binary Alloy Phase Diagrams vol 1 (Metals Park, OH: American Society for Metals) pp 1076-9
12. Redwood M 1960 Mechanical Waveguides (New York: Pergamon) pp 190-207
13. Jen C K, Piche L and Bussiere J F 1990 Long isotropic buffer rods J. Acoust. Soc. Am. 88 23-5
14. Ihara I, Jen C-K and França D R 2001 Materials evaluation in molten metal using focused ultrasonic sensors: application to molten zinc ATM 3 45-50
15. Cashion S P, Ricketts N J and Hayes P C 2002 The mechanism of protection of molten magnesium by cover gas mixtures containing sulphur hexafluoride J. Light Met. 2 43-7
16. Czerwinski F 2002 The oxidation behaviour of an AZ91D magnesium alloy at high temperatures Acta Mater. 50 2639-54
17. Kino G S 1987 Acoustic Waves: Devices, Imaging, and Analog Signal Processing (Englewood Cliffs, NJ: Prentice-Hall) 182-94
18. McAlister S P, Crozier E D and Cochran J F 1974 Sound velocity and compressibility in the liquid alkaline earth metals Can. J. Phys. 52 1847-51
19. Scruby C B and Moss B C 1993 Non-contact ultrasonic measurements on steel at elevated temperatures NDT&E Int. 26 177-88
20. Kroebel W and Mahn K-H 1976 Recent results of absolute sound velocity measurements in pure water and sea water at atmospheric pressure Acustica 35 154-64
21. Lemons R A and Quate C F 1979 Acoustic microscopy Physical Acoustics vol 14, ed W P Mason and R N Thurston (New York: Academic) pp 1-92
22. 6 atmospheres J. Light Met. 2 37-42
23. Viala J C, Pierre D, Bosselet F, Peronnet M and Bouix J 1999 Chemical interaction processes at the interface between mild steel and liquid magnesium of technical grade Scr. Mater 40 1185-90