... Subcommittee 7, “Personnel Qualification,” of the International Organization for Standardization (ISO) Technical Committee 135, “Nondestructive Testing,” has been working since 1983 on the development of an international standard for the qualification and certification of nondestructive testing...

... the flexure test data. strength composite materials ceramic composites flexure tests quality control nondestructive tests fatigue (materials) advanced materials Steven S. Lee, i Edmund G. Henneke, ~ and Wayne W. Stinchcomb a On the Flexure Test and Nondestructive Evaluation for Nicalon/CAS...

... thermal heat treatment is presented using nondestructive test methods like positron annihilation (Doppler broadening pararneter S ) and hardness (Vickers hardness HV 10). Samples of Cr-Mo-V RPV steels (Soviet type 15Kh2MFA) were irradiated to different fluence levels of fast neutrons at temperatures T...

... nondestructive testing (NDT) instruments to measure surface deflection when the overloads were hauled. In addition, field study included measuring static wheel loads and extracting cores. Prior to hauling, deflections were predicted using elastic layer computer models for assumed “best” and “worst” case...

... component. A series of 2-D images can be taken, and then interfaced with a computer to show the 3-D nature of the object. This technique has been demonstrated for prototype connecting rods and confirmed via destructive testing. nondestructive tests ultrasonic scanning system through-transmission FP...

.... dielectric properties aluminum contact potentials electrostatic charge primers (coatings) adhesion oxides nondestructive tests Audrey Cibula,^ Al Daech,^ and Len Silbert^ Electrostatic Charge Decay for Detecting Contamination on Aluminum Surfaces REFERENCE: Cibula, A., Daech, A., and Silbert, L...

... nondestructive tests Adrian A. Pollock I Acoustic Emission Capabilities and Applications in Monitoring Corrosion REFERENCE: Pollock, A. A., "Acoustic Emission Capabilities and Applications in Monitoring Corrosion," Corrosion Monitoring in Industrial Plants Using Nondestructive Testing and Electrochemical...

... by a conventional piezoelectric sensor. All the available information clearly demonstrates the potential usefulness of the AE technique. acoustic emission corrosion stress corrosion cracking corrosion fatigue nondestructive tests continuous monitoring hydrogen embrittlement active path corrosion...

... by hydrogen, without measuring the thickness of material tested. ultrasonic testing wave velocity hydrogen attack Young's modulus shear modulus Poisson's ratio carbon steel low alloy steel decarburization microcracks nondestructive tests Takeharu Watanabe, 1 Yuzo Hasegawa, 1and Kazumasa...

... of similarly dyed fabrics will be required, colorimetric dye content determinations will save time and money. colorimetry polyester fabrics disperse dyes dye analyses nondestructive tests Laurie A Hauch, ^ Susan Glicksberg,^ and Kwan-Nan Yeh? A Colorimetric Determination of Dye Content on 100...

... to perform reliably for many additional years. A comprehensive nondestructive testing (NDT) and evaluation program has been developed by General Electric Co. to assess the condition of in-service generator rotors, to make predictions of remaining life, to set reasonable reinspection intervals, and, most...

... and after annealing. pressurized water reactors pressure vessels low-alloy steels radiation damage embrittlement annealing recovery nondestructive tests hardness tests positrons Doppler broadening Jeremy P. Highton' Role of the Active Defect Complex in the Neutron Embrittlement...

... in the form of permanent deformations (rut depth) should be expected when the pavement section is opened to traffic. The highway section in this case study experienced a rut depth of up to 25.4 mm (1 in.) after only six months of mixed traffic (trucks and cars). nondestructive tests pavement deflection...

.... composite materials fatigue nondestructive tests radiography acoustic emission C-scan stiffness change M. N. Gibbins' and W. WM- J 117 IZ/ StinchcombO ^ « A / .m^ t/t/t r\ Fatigue Response of Composite Laminates with Internal Flaws REFERENCE: Gibbins. M. N. and Stinchcomb. W. W., "Fatigue...

... to that of an ultrasonic C-scan. The benefits of this approach are discussed and the results are compared with those of X-radiography and ultrasonics. nondestructive tests metal matrix composites eddy-current testing C. W. Anderson^ Eddy-Current Scanning of GraphiteReinforced Aluminum Panels REFERENCE: Anderson...

... offers the possibility of determining flaw characteristics through analysis of signal shapes and amplitudes. electromagnetic testing nondestructive tests surface defects fatigue cracks R. E. Beissner,' C. M. Teller,' G. L. Burkhardt,' R. T. Smith,' and J. R. Barton^ Detection and Analysis...

... resistance was measured by strength tests. corrosion acid resistance durability chemical attack carbonic acid mortars cements flexural strength compressive strength nondestructive tests building materials Yakut Efes^ Influence of Blast-Furnace Slag on the Durability of Cement Mortar...

... is greater in specimens of [(0/±45/90) s ] 2 layup than in those of [(0 2 2/±45) 2 s layup. The residual tensile strengths for the preceding specimens, determined after four lifetimes of fatigue testing, are not significantly lower than the initial strengths. nondestructive tests ultrasonic...

... of the damage. holography holographic interferometry tetrabromoethane X-ray photography composite materials graphite/epoxy composites delaminations matix cracks nondestructive tests G. E. Maddux^ and G. P. Sendeckyj^ Holographic Techniques for Defect Detection in Composite Materials* REFERENCE...

... are presented and discussed. The AET is shown to produce more accurate measurements for the cases investigated. ultrasonic measurements phase-insensitive transducer acoustoelectric transducer composite materials material inhomogeneities flaws abolute velocity attenuation nondestructive tests...