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EXPERIMENTAL PROCEDURE AND DISCUSSION
RESULTS AND DISCUSSION
SUMMARY AND CONCLUSIONS
1 other sections not shown
adsorption air environment applied frequency applied stress bands from notch behavior chemisorption cleavage crack front crack growth rate crack initiation measuring crack length crack propagation crack tip cyclic fatigue decohesion decreasing ductile electrical potential Environmental fatigue crack Etched fatigue fracture failure fatigue crack growth fatigue crack initiation fatigue fracture surface fatigue testing ferrite Frac hardening high strength steel hydrogen charged hydrogen concentration hydrogen effect hydrogen embrittlement hydrogen environment hydrogen pressure hydrogen-oxygen gas mixture increase initiation and propagation initiation at L-152 Instability bands introduction of oxygen kinetics lamellae lattice low strength steel matrix maximum hydrostatic stress mechanism molecules NANOVOLT notch root notch tip notched specimen observed palladium coated pearlite pearlite grain plane strain plane stress plastic deformation plastic instability precharged region Schematic screw dislocations slip bands slip planes steel in hydrogen stress concentration stress intensity factor stress profile temperature threshold stress intensity transport of hydrogen yield strength