Measurement of residual thermal stress in WC-Co by neutron diffraction

International Journal of Refractory Metals and Hard Materials

Volumn 27, Issue 2, 2009, Pages 282-287

  Mari, D ^a   Clausen, B ^b   Bourke, M A M ^b   Buss, K ^a  

^a EPFL   (Switzerland)

^b LOS ALAMOS NATIONAL LABORATORY   (United States)

Author keywords

Cemented carbides; Cobalt; Residual stresses; Thermal expansion; WC

Indexed keywords

CARBIDE TOOLS; CARBIDES; CEMENTS; COBALT; DIFFRACTION; DISSOLUTION; ELASTICITY; LATTICE CONSTANTS; NEUTRON DIFFRACTION; RESIDUAL STRESSES; STRENGTH OF MATERIALS; THERMAL EXPANSION; THERMAL SPRAYING; THERMAL STRESS; TRANSITION METALS; TUNGSTEN ALLOYS;

CEMENTED CARBIDES; CO PHASE; ELASTIC STRAINS; HOOKE'S LAWS; LATTICE PARAMETERS; RESIDUAL THERMAL STRESS; ROOM TEMPERATURES; TEMPERATURE DEPENDENCES; WC; ZERO VALUES;

TUNGSTEN CARBIDE;

EID: 59649089097     PISSN: 02634368     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrmhm.2008.11.015     Document Type: Article

References (28)

1. Gurland J. Temperature and stresses in the two-phase alloy WC-Co. Trans Amer Soc Metals 50 (1958) 1063-1071
2. Öhman S., Pärnama E., and Palmquist S. Studies of residual stresses in WC-Co systems. Jernkontorets Ann 151 (1967) 126-159
3. French D.N. X-ray stress analysis of WC-Co cermets. J Am Ceram Soc 52 (1969) 267-275
4. Mari D., Krawitz A.D., Richardson J.W., and Benoit W. Residual stress in WC-Co measured by neutron diffraction. Mater Sci Eng A 209 (1996) 197-205
5. Coats D.L., and Krawitz A.D. Effect of particle size on thermal residual stress in WC-Co composites. Mater Sci Eng A 359 (2003) 338-342
6. Livescu V., et al. Measurement and modeling of room temperature co-deformation in WC-10wt% Co. Mater Sci Eng A 399 (2005) 134-140
7. Clausen B, Mari D, Krawitz AD, Bourke MAM, Internal strain development during loading of cemented carbide composites. In: Bose A, Dowding RJ, editors, Proceeding of the tungsten, refractory & hardmetals VI, Orlando FL, MPIF, 460.
8. Larson A.C., and Dreele R.B.V. General structure analysis system (GSAS) (2000), Los Alamos National Laboratory, Los Alamos
9. Lee M., and Gilmore R.S. Single crystal elastic constants of tungsten monocarbide. J Mater Sci 17 (1982) 2657-2660
10. Evenschor P.D., Fröhlich W., and Hauk V. Calculation of X-ray elastic constants from single crystal coefficients of hexagonally crystallizing metals. Z Metallk 62 (1971) 38-42
11. Nishiyama A., and Ishida R. The purity of the Cobalt phase in cemented carbides hard alloys. Trans Jpn Inst Met 3 (1962) 185-190
12. Roebuck B., Almond E.A., and Cottenden A.M. The influence of composition, phase transformation and varying the relative F.C.C. and H.C.P. phase contents on the properties of dilute Co-W-C alloys. Mater Sci Eng 66 (1984) 179-194
13. Maritzen W., Ettmayer P., and Kny E. Lattice parameters and saturation magnetization of Co-W-C alloys. Powder Metall Int 17 (1985) 68-71
14. Touloukian Y.S., Kirby R.K., Taylor R.E., and Lee I.R. Thermal expansion, nonmetallic solids, thermophysical properties of matter (1977), IFI/Plenum, New York
15. Eshelby J.D. The determination of the elastic field of an ellipsoidal inclusion, and related problems. Proc R Soc 241A (1957) 76-396
16. Withers P.J., Stobbs W.M., and Pedersen O.B. The application of the Eshelby method of internal stress determination to short fibre metal matrix composite. Acta Mater 37 (1989) 3061-3084
17. Owen E.A., and Jones D.M. Effect of grain size on the crystal structure of cobalt. Proc Phys Soc B 67 (1954) 456-466
18. Sayers C.M. Thermal contraction stresses in cemented tungsten carbide composites. Mater Sci Eng 91 (1987) 195-199
19. Hashin Z. Thermal expansion of polycrystalline aggregates: II. Self consistent approximation. J Mech Phys Solids 32 (1984) 159-165
20. Lay S., Allibert C.H., Christensen M., and Wahnström G. Morphology of WC grains in WC-Co alloys. Mater Sci Eng A 486 (2008) 253-261
21. Seol K., Krawitz A.D., Richardson J.W., and Weisbrook C.M. Effects of WC size and amount on the thermal residual stress in WC-Ni composites. Mater Sci Eng A 398 (2005) 15-21
22. Sundman B., Jansson B., and Andersson J.-O. Termo-Calc databank system. Calphad: Comput Coupling Phase Diagrams Thermochem 9 (1985) 153-190
23. Buss K, High temperature deformation mechanisms of cemented carbides and cermets, Ph.D. Thesis no. 3095, Lausanne: EPFL; 2004.
24. Sigl L.S., and Fischmeister H.F. On the fracture toughness of cemented carbides. Acta Metall 36 (1988) 887-897
25. Mari D., Bolognini S., Feusier G., Viatte T., and Benoit W. Experimental strategy to study the mechanical behaviour of hardmetals for cutting tools. Int J Refr Metals Hard Mater 17 (1999) 209-225
26. Funakubo H. Shape memory alloys. Gordon and Breach (1987)
27. Schaller R., Mari D., Maamouri M., and Ammann J.J. Mechanical behaviour of WC-11wt%Co studied by bending tests, internal friction and electron microscopy. J Hard Mater 3 (1992) 351-362
28. Clyne T.W., and Withers P.J. In: Davis E.A., and Ward I.M. (Eds). An introduction to metal matrix composites (1993), Cambridge University Press, Cambridge