摘要
推荐三种理想平面应变试件,介绍了用这三种试件直接测定延性材料K_(IC)方法.
Three kinds of ideal plane strain are recommended and the method of direct measuring kIC of ductility material is is introduced.
关键词
延性材料
平面应变试件
KIC值
plane strain fracture toughness
ideal plane strain specimen
side cut specimen of three-point bending
sylindrical bending specimen with axisymmetrical ring-grooving
sylindrical tension specimen
ductility material
