... reduction is directly proportional to the diffusible hydrogen content. Included with this report is our proposed method for evaluating fatigue strength related to hydrogen embrittlement. fatique strength high strength steels hydrogen embrittlement ultrasonic fatigue thermal desorption analysis...

... Applying an electron beam weld (EBW) at the base of the notch has modified Charpy test specimens to provide a reduced scatter, sharper transition, higher upper-shelf energy and higher transition temperature for tough, high-strength steels. The procedure considerably improves determination...

.... direct-current potential drop (DCPD) J -integral elastic compliance multispecimen tests rapid loading compact specimens computer data acquisition high strength steels M. G. Vassilaros^ and E. M. Hackett^ J-lntegral Curve Testing of High Strength Steels Utilizing the Direct-Current Potential...

... investigated by using simulated experimental dies of different geometry in the die face. The forming limit relating to fracture is closely related to the r - and n -values, while the forming limit of surface defects is governed by the yield point. sheet high strength steels formability forming...

... The electrochemical measurement of mobile hydrogen, utilized in hydrogen-through-iron permeation studies, is adapted to yield an extremely sensitive, yet simple, practical device to assess embrittlement in high-strength steel parts. The electrochemical permeation of hydrogen through metal foils...

.... high strength steels carbon steels metal forming automobile industry formability stamping strain hardening plastic strain strength weight ratio tension tests S. Dinda^ and A. S. Kasper^ High-Strength Steels -Formability and Applications REFERENCE: Dinda, S. and Kasper, A. S., "High...

... on transverse ductility is also considered. KEY WORDS: high strength steels, calcium, inclusions, formability, bending, ductility, ductility tests, Charpy impact tests, evaluation, tests The use of high-strength, low-alloy (HSLA) steels in difficult forming operations, especially those requiring bending...

... that are not beneficial to the mechanical properties. These results make possible some tentative conclusions regarding the optimization of composition for the commercial production of as-rolled rails in the 760 to 1170 N/mm 2 (110 to 170 ksi) yield strength range. steels railroad tracks high strength steels...

... The dynamic fracture toughness of the high-strength steel VCN-100 (UNI 38 NiCrMo4) is derived from tests on TPB 9 (three-point-bend) specimens. A wide range of crack velocities was obtained by changing the ER (energy ratio) of the specimen at crack instability; the crack velocity was evaluated...

... rebars are shown to prevent concrete spalling. corrosion concretes reinforcing steels cracking spalling marine atmospheres nickel coatings zinc coatings low alloy steels high strength steels electrochemistry E. A. Baker;' K. L. Money,' and C. B. Sanborn^ Marine Corrosion Beiiavior...

... compared to those experienced with heavy-section steel gun tube forgings and another titanium alloy in heavy section, namely the alpha/beta Ti-6Al-6V-2Sn alloy. mechanical tests titanium alloys high strength steels tensile properties hardness standard deviation R. E. Pasternak^ and R. Chait...

... potential. stress corrosion high strength steels crack propagation electrochemical coupling mechanical properties fractography p. Shahinian^ and R. W. Judy, Jr.^ Stress-Corrosion Crock Growth in SurfaceCrocked Panels of High-Strength Steels REFERENCE: Shahinian, P. and Judy, R. W., Jr...

... progressed through a number of alloys with strength levels up to 300 000 psi. All of the high-strength steel alloys exhibted a similar trend where time to failure decreases as strength level increases. However, different levels of immunity were observed for the different alloys. Martensitic stainless steels...

... properties, are presented and discussed. fracture properties toughness impact armor plate mechanical properties hardness high strength steels test temperature C. F. Hickey, Jr. 1 Toughness Data for Monolithic High-Hardness Armor Steel REFERENCE: I-rickey, C. F., Jr., "Toughness Data...

... for rating the relative susceptibility of various materials to IHE. hydrogen embrittlement potentiostatic polarization galvanostatic polarization galvanic couplings high strength steels stress corrosion tests D. L. Dull I and Louis Raymond ~ Electrochemical Techniques REFERENCE: Dull, D. L...

... of the DPT are sensitivity, versatility, rapidity, simplicity, and low cost of specimens and equipment. hydrogen embrittlement pressure biaxial stresses plating cathodic charging thermal charging high strength steels austenitic steels nickel uranium titanium materials selection quality...

... High-strength steel notched C-rings have proven to be useful specimens for studying the effects of hydrogen embrittlement, as well as screening plating processes, cleaning, and paint removal materials for use on naval aircraft parts. The specimen and some of its uses are described. tests...

... the hydrogen sensitivity of the steel used to make the ring is included. hydrogen embrittlement high strength steels cadmium coatings stresses plating baking W. H. Hyter 1 Stressed O-Ring Test REFERENCE: Hyter, W. H., "Stressed O-Ring Test," Hydrogen Embrittlement Testing, ASTM S T P 543...

... A new method of testing for hydrogen embrittlement of high-strength steels is described. Results of tests conducted to compare the ability of the new method and the stress-rupture machine to detect detrimental absorbed hydrogen are given. The new method was found to provide reliability...

... applications) its use for studying the hydrogen embrittlement problem in high-strength structural materials. hydrogen embrittlement notch tests cadmium coatings plating heat treatment high strength steels titanium alloys K. B. Das An Ultrasensitive Hydrogen Detector R E F E R E N C E : Das, K. B...