International Standard ISO 12135 specifies methods for determining fracture toughness in terms of K, δ, J and R-curves for homogeneous metallic materials subjected to quasistatic loading. Specimens are notched, precracked by fatigue and tested under slowly increasing displacement.
Status : WithdrawnPublication date : 2002-12
Edition : 1Number of pages : 94
Technical Committee:Fatigue, fracture and toughness testing