..., and Tomorrow Atlanta, GA stress cracking HDPE test protocol corrugated polyethylene pipe service life fracture mechanics notch ring compression test stress crack resistance 20 11 2009 16 07 2010 26 08 2010 John M. Kurdziel Journal of ASTM International, Vol. 7, No. 8 Paper...

...-pressure die casting, fatigue, fracture mechanics, pores, El-Haddad Introduction Cast components exhibit pores, which in uence the fatigue strength. There are two kinds of porosity gas pores and shrinkage porosity. This paper focuses on the rst one. Gas pores are formed by two mechanisms: Either...

... radius ratio. KEYWORDS: pressure vessel, fatigue life, residual stress, cannon tube, autofrettage, fracture mechanics Introduction The fatigue life of a pressure vessel and its yield pressure are often controlled by the hoop direction stresses at the bore of the vessel. For a material of given strength...

... , 1993 . Czyryca , E. J. and Link , R. E. , NSWCCD Report DTRC-SME-88/64 “ Fracture Toughness of HSLA-100, HSLA-80 and ASTM A710 Steel Plate ,” 01 1990 . Joyce , J. A. and Link , R. E. , “ Effects of Constraint on Upper Shelf Fracture Toughness ,” in Fracture Mechanics: Vol...

... ). ABAQUS version 6.2 , Hibbitt, Karlsson & Sorensen, Inc. , 2002 . 2005-05-18 - 2005-05-20 Fatigue and Fracture Mechanics: 35th Volume creep crack growth rate fracture mechanics C * reference stress C-Mn steel high temperature pipe components finite element multiaxial 12...

... improvement potential of the cold-working process, allowing the full potential of cold-working to alleviate the aging aircraft problem to be untapped. KEYWORDS: residual stresses, cold-working, fatigue, fracture mechanics, weight function, stress intensity factors Introduction Cold-working of fastener holes...

... Tests on Specimens with Different Geometries Made of AISI 316H and C-Mn steels ,” Fifth International ASTM/ESIS Symposium on Fatigue and Fracture Mechanics , Reno, NV , May 18–20, 2005, ASTM International , West Conshohocken, PA . Schwalbe , K. H. , Ainsworth , R. A. , Saxena...

... on an embrittled carbon steel. 09 04 2005 24 08 2005 13 12 2005 fracture mechanics fatigue crack growth threshold stress intensity factor range static fracture mode simulation genetic algorithm 2005-05-18 - 2005-05-20 Fatigue and Fracture Mechanics: 35th Volume References...

... obtained using the standard compact tension specimen following the ASTM Standard Test Method for Measurement of Creep Crack Growth Rates in Metals (E 1457). Creep crack creep growth rates and initiation times have been correlated with the fracture mechanics parameter C *. The applicability of the stress...

... and growth are reviewed. The creep fracture mechanics parameter C * is used to make predictions. The influence of constraint on the mechanisms responsible for void nucleation and growth is considered and creep crack growth rate laws derived. Methods of calculating C * in components from the plastic fracture...

... of the specimen, the effect of crack speed on the driving force, and the evolution of crack tip plasticity during the run-arrest event are discussed. 08 04 2005 13 07 2005 01 2006 fracture mechanics crack arrest dynamic fracture finite element analysis toughness 2005-05-18 - 2005-05...

... 04 08 2004 01 06 2005 fracture mechanics fatigue crack growth threshold stress intensity factor range static fracture mode 2003-11-19 - 2003-11-21 Fatigue and Fracture Mechanics: 34th Volume References Paris , P. C. and Erdogan , F. , “ A Critical Analysis...

..., small cracks, Ti-6Al-4V, overload, fracture mechanics Introduction The conventional approach to damage tolerance in structural design involves the assumption of the existence of either initial or service induced damage, usually in the form of fatigue cracks. Initial or in-service inspection procedures...

... 07 2003 04 10 2004 notch crack initiation fatigue life local strain short crack prediction fracture mechanics 2002-05-29 - 2002-05-31 Fatigue Testing and Analysis Under Variable Amplitude Loading Conditions References Neuber , H. , Journal of Applied Mechanics...

... to fretting-product-debris-induced closure or three-dimensional effects, such as free-surface closure, not included in the model. Further study is needed on life predictions under the Mini-TWIST flight spectrum. KEYWORDS: cracks, fatigue, fatigue crack growth, fracture mechanics, stress-intensity factor...

... closure, spectrum editing, fracture mechanics, constraint, compression, load interaction Introduction Fatigue crack growth (FCG) retardation and acceleration resulting from variable amplitude spectrum loading can dramatically affect FCG life. The load interaction models that simulate these phenomena...

...KM Nikbin In this paper the uncertainties in estimating C * creep fracture mechanics parameter, on component defect assessment, is considered. Comparisons of reference stress σ ref and the stress intensity factor K for a surface cracked plate under tension and bending and a pipe geometry under...