The indentation of a spherical punch int
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R.I. Nepershin
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Article
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2006
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Elsevier Science
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English
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Calculations are presented of the indentation of a spherical punch into an ideally plastic half-space under condition of complete plasticity and taking account of contact friction, which is modelled according to Prandtl and Coulomb. Friction leads to the formation of a rigid zone at the centre of th