Abstract
The structural sensitivity of strength, fracture toughness, and ultimate strain in biporous powder molybdenum, iron, and nickel is studied. The effect of porosity and matrix characteristics of the structure on ultimate mechanical properties is analyzed.
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References
V. V. Skorokhod, S. N. Solonin, and L. I. Chernyshev, “Study of the sintering mechanism for highly porous materials in the presence of a volatile pore-former,”Poroshk. Metall., No. 11, 31–36 (1974).
N. I. Lugovoi, Yu. N. Podrezov, L. I. Chernyshev, et al., “Effect of pore space structure for biporous materials on their mechanical properties. I. Elastic modulus. Phenomenological analysis,”Poroshk. Metall., No. 12, 53–59 (1994).
G. R. Fridman, N. E. Fedorova, and L. I. Chernyshev, “Elastic modulus for porous materials based on molybdenumcopper alloys,”Poroshk. Metall. No. 8, 41–46 (1984).
Yu. N. Podrezov, N. I. Lugovoi, A. G. Kostornov, et al., “Elastic modulus for highly porous materials based on nickel,”Poroshk. Metall., Nos. 3–4, 97–101 (1997).
Yu. N. Podrezov, L. G. Shtyka, A. G. Kostornov, et al., “Features of porous nickel microplasticity,”Poroshk. Metall., Nos. 9–10, 80–87 (1998).
S. A. Firstov and M. Shlessar (eds.),Structure and Strength of Powder Materials, Nuak. Dumka, Kiev (1993).
Yu. N. Podrezov, “Structural aspects of the deformation and failure of powder BCC-metals,”Author's Abstr. Doct. Phys. Mat. Sci., Kiev (1994).
Yu. N. Podrezov, N. I. Lugovoi, and V. N. Slunyaev, “Statistical aspects of failure for micro-inhomogenious materials,”Metallofiz. i Noveishie Tekh.,17, 75–83 (1995).
A. D. Vasil'ev and S. A. Firstov, “Failure mechanisms and the fracture toughness of brittle materials,” in:Electron Microscopy and Strength of Materials [in Russian], Inst. Probl. Materials Sci., Ukraine Nat. Acad. Sci., Kiev (1993).
S. A. Firstov, “Structure and fractographic features of the failure of BCC-metals,” in:Physics of Brittle Failure, Vol. 1 [in Russian], Inst. Probl. Materials Sci., Acad. Sci. Ukrainian SSR, Kiev (1976).
A. A. Malyshenko, Yu. N. Podrezov, and S. A. Firstov, “Toughness characterization of iron-based powder material,”Theor. Appl. Fract. Mech.,21, 101–106 (1994).
J. Gerland and N. M. Parkh, “Microstructural aspects of the failure of two-phase alloys,” in: G. Libovits (ed.),Failure, Vol. 7, part 1 [Russian translation], Mir, Moscow (1976).
S. A. Firstov, Yu. N. Podrezov, A. G. Zherdin, et al., “Effect of porosity on the strength and ductile failure mechanism of powder iron,”Poroshk. Metall., No. 10, 90–96 (1987).
L. I. Trusov, “Deformation of nickel with an ultrafine structure,”Metallofiz. 10, 104–107 (1988).
S. A. Firstov, Yu. N. Podrezov, N. I. Lugovoi, et al., “Effect of porosity on the strength of powder materials with a ductile failure mechanism,”Poroshk. Metall., No. 5, 56–61 (1992).
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Institute for Problems of Materials Science, Ukraine National Academy of Sciences, Kiev. Translated from Poroshkovaya Metallurgiya, Nos. 7–8(408), pp. 93–99, July–August, 1999.
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Podrezov, Y.N., Chernyshev, L.I., Lugovoi, N.I. et al. Structural sensitivity of the ultimate mechanical properties of biporous materials prepared using a pore-former. Powder Metall Met Ceram 38, 403–407 (1999). https://doi.org/10.1007/BF02676177
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DOI: https://doi.org/10.1007/BF02676177