Microplastic yield condition for a periodic stacking of hollow spheres

被引：23

作者：

Gasser, S

Paun, F

Riffard, L

Bréchet, Y

机构：

[1] INPG, LTPCM, F-98402 St Martin Dheres, France

[2] Off Natl Etud & Rech Aerosp, DMMP, F-92322 Chatillon, France

[3] ISMANS, F-72000 Le Mans, France

来源：

SCRIPTA MATERIALIA | 2004年 / 50卷 / 04期

关键词：

metal foams; hollow spheres; micromechanical modelling; yield phenomena;

D O I：

10.1016/j.scriptamat.2003.11.016

中图分类号：

TB3 [工程材料学];

学科分类号：

0805 [材料科学与工程]; 080502 [材料学];

摘要：

This paper proposes a method to derive a macroscopic yield criterion for the microplasticity of a porous metallic material. The method is applied to a model material made of hollow spheres, stacked in a regular FCC packing and bonded by soldering necks. (C) 2003 Published by Elsevier Ltd. on behalf of Acta Materialia Inc.

引用

页码：401 / 405

页数：5

共 9 条

[1]

Ashby M. F., 1997, CELLULAR SOLIDS STRU, DOI DOI 10.1017/CBO9781139878326

[2]

Isotropic constitutive models for metallic foams [J].