_STP_791-1983.pdf

FRACTURE MECHANICS:FOURTEENTH SYMPOSIUM VOLUME I:THEORY AND ANALYSIS Fourteenth National Symposium on Fracture Mechanics sponsored by ASTM Committee E-24 on Fracture Testing Los Angeles,Calif.,30 June-2 July 1981 ASTM SPECIAL TECHNICAL PUBLICATION 791 J.C.Lewis,TRW Space and Technology Group,and George Sines,University of California at Los Angeles,editors ASTM Publication Code Number(PCN)04-791001-30 b 1916 Race Street,Philadelphia,Pa.19103 Copyright by AMERICAN SOCIETY FOR TESTING and Materials 1983 Library of Congress Catalog Card Number:82-71747 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Printed in Baltimore,Md.(a)May 1983 Foreword The Fourteenth National Symposium on Fracture Mechanics was held in Los Angeles,Calif.,30 June-2 July 1981.ASTM Committee E-24 on Fracture Testing sponsored the symposium.J.C.Lewis,of the TRW Space and Technology Group,and George Sines,of the University of California at Los Angeles,served as symposium chairmen and edited this publication.Related ASTM Publications Design of Fatigue and Fracture Resistant Structures,STP 761(1982),04-761000-30 Fracture Mechanics for Ceramics,Rocks,and Concrete,STP 745(1981),04-745000-30 Fracture Mechanics(Thirteenth Conference),STP 743(1981),04-743000-30 Fractography and Materials Science,STP 733(1981),04-733000-30 Crack Arrest Methodology and Applications,STP 711(1980),04-711000-30 Fracture Mechanics(Twelfth Conference),STP 700(1980),04-700000-30 Fracture Mechanics Applied to Brittle Materials(Eleventh Conference),STP 678(1979),04-678000-30 Fracture Mechanics(Eleventh Conference),STP 677(1979),04-677000-30 A Note of Appreciation to Reviewers The quality of the papers that appear in this publication reflects not only the obvious efforts of the authors but also the unheralded,though essential,work of the reviewers.On behalf of ASTM we acknowledge with appreciation their dedication to high professional standards and their sacrifice of time and effort.ASTM Committee on Publications ASTM Editorial Staff Janet R.Schroeder Kathleen A.Greene Rosemary Horstman Helen M.Hoersch Helen P.Mahy Allan S.Kleinberg Virginia M.Barishek Contents Introduction I-xi FRACTURE THEORY Influence of Specimen Size and Shape on the Singnlarity-Dominated ZoneR.CHONA,G.R.IRWIN,AND R.J.SANFORD 1-3 A Review of Generalized Faihire Criteria Based on the Plastic Yield Strip ModelROLAND DE WIT 1-24 Influence of Specimen Size and Stress Field on Enei Loss During a Fracture EventA.SHUKLA AND W.L.FOURNEY 1-51 Experimental Verification of Tearing Instability Phenomena for Structural MaterialsM.G.VASSILAROS,J.A.JOYCE,AND J.p.GUDAS 1-65 Theoretical Fracture Resistance of Particle-Hardened Brittle Solids T.H.GAVIGAN AND R.A.QUEENEY 1-84 Extension of a Stable Crack at a Variable Growth StepM.P.WNUK AND T.MURA I-%STRESS-INTENSITY FACTORS Transient Mode I and Mixed-Mode Stress-Intensity Factors During Elastic Crack-Wave InteractionH.P.ROSSMANITH AND A.SHUKLA 1-131 Stress-Intensity Factors of Stiffened Panels with Partially Cracked StiffenersR.C.SHAH AND F.T.LIN 1-157 Analysis of Cracks at an Attachment Lug Having an Interference-Fit BushingT.M.HSU AND K.KATHERESAN 1-172 Discussion 1-190 Stress-Intensity Factors for Radial Cracks in a Partially Autofrettaged Thick-Wall Cylinders.L.PU AND M.A.HUSSAIN 1-194 Discussion 1-213 Stress Intensity and Fatigue Crack Growth in a Pressurized,Autofrettaged Thick CylinderA.P.PARKER,I.H.UNDERWOOD,J.F.THROOP,AND C.P.ANDRASIC 1-216 Stress-Intensity Factor Equations for Cracks in Thiee-Dimensional Finite Bodiesj.c.NEWMAN,JR.,AND I.S.RAJU 1-238 SURFACE CRACKS Stress-Intensity Distributions for Natoral Cracks Approaching Benchmarlc Cracli Depths in Remote Uniform Tension C.W.SMITH AND G.C.KIRBY 1-269 Approximate Influence Functions for Part-Circumferential Interior Surface Craclts in PipesE.Y.LIM,D.D.DEDHIA,AND D.O.HARRIS 1-281 Geometry Variations During Fatigue Growth of Surface Flaws M.JOLLES AND V.TORTORIELLO 1-297 Influence of Nonuniform Thermal Stresses on Fatigue Crack Growth of Part-Through Cracks in Reactor PipingD.D.DEDHIA,D.O.HARRIS,AND E.Y.LIM 1-308 FATIGUE AND STRESS CORROSION Environmentally Affected Near-Threshold Fatigue Crack Growth in Steelss.suRESH,j.TOPLOSKY,AND R.O.RITCHIE 1-329 A Critical Analysis of Grain-Size and Yield-Strength Dependence of Near-Threshold Fatigue Crack Growth in Steels G.R.YODER,L.A.COOLEY,AND T.W.CROOKER 1-348 On the Relation Between the Threshold and the Effective Stress-Intensity Factor Range During Complex Cyclic Loading I.D.BERTEL,A.CLERIVET,AND C.BATHIAS 1-366 Plastic Flow Normalizing the Fatigue Crack Propagation Data of Several Steelsi.M.KRAFFT 1-380 Automatic Modelling of Mixed-Mode Fatigue and Quasi-Static Crack Propagation Using the Boundary Element Method A.R.INGRAFFEA,G.E.BLANDFORD,AND I.A.LIGGETT 1-407 Total Fatigue Life Calculations in Notched SAE 0030 Cast Steel Under Variable Loading SpectraG.GLINKA AND R.I.STEPHENS 1-427 A Superposition Mode