FAILURE FAILURE ELASTIC-PLASTIC MODEL TRUE CHARACTERISTIC ADHESIVE BI-LINEAR MODEL SHEAR SHEAR EQUAL AREAS STRESS ELASTIC-PLASTIC MODEL STRESS FOR PARTIAL LOAD LEVEL JOINING OF COMPOSITE STRUCTURES ADHESIVE SHEAR STRAIN Y (+Y) Y。 ADHESIVE SHEAR STRAIN Y (+Yp) Fig.9.4 Models for representing the shear stress/strain behavior in an adhesive.Taken from Ref.11. 品JOINING OF COMPOSITE STRUCTURES 299 ,i w =, i ....... w ::c ::z:: ~_ L, + ,. < O