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ETAT DEFORMATION PLANE [1 record]

Record 1 1989-07-15

English

Subject field(s)
  • Strength of Materials
  • Industrial Ceramics
CONT

The effects of the stress-concentration at notches on the strength of brittle materials was first recognized by Griffith in 1920 ... For plane-stress conditions ... A=[pi]/2, and for plane-strain conditions (i.e. where strains perpendicular to the applied stress are zero, or for no lateral contraction), A=[pi](1-v2)/2 where v is Poisson's ratio.

French

Domaine(s)
  • Résistance des matériaux
  • Céramiques industrielles
CONT

(...) au centre d'une plaque épaisse, on se trouve en état de déformation plane. La déformation dans la zone plastifiée se produit par glissements inclinés à 45° vers l'avant de la fissure. La rupture ne les suit pas. Elle est plate et se produit en mode I.

Spanish

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