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Title：The Predication of Ductile Fracture in Cold Forging
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Authors：
Zhou Shineng Chen Zhiming |
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year,vol(issue):pagenumber：1989,14(4):2-7
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Abstract：
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By considering both the conservation of energy of plastic deformation an and the effect of hydrostatic pressure on the ductile fracture a criterion for ductile fracture of material under cold forging is proposed and it is used to predict ductile fracture of material in cold forging.
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Reference：
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[1] S Kobayashi,Ductile F acture in Axisymmetric and Drawiog.Trans. of the ASME.Vol, 101,PP-36-44,(1979)
[2] H.Sekiguchi anb K.Osakade. Criterion of Ductile Fracture of Carbon Steel for Predicting. Cold Forging Limit. Advanced Technology of plasticity,Vol.ll, PP.851-85 (1984) 。
[3] K.Osakada,The Anisotropy of Ductility in carbon steel, Bulletin JSME.Vol.26, No 222, pp.2067-2072, December (1983) .
[4] J.Havranek.The Effect of pre-drawing on Strength and Ductility in Cold Forging, Advanced Technology of Plasticity.Vol.11, pp.845-849 (1984) .
[5] Zhou shineng and Chen zhiming.The research of criterion of forming limit in cold forging, Proceeding of Japan-China joint symposium on cold forging (1987) . TOKYO.
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