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quasi-static mechanical test

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Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005628
EISBN: 978-1-62708-174-0
..., quasi-static mechanical tests, dynamic mechanical tests, and metallographic examination, are reviewed. The article reviews weld-quality monitoring using various process signals and provides a discussion on the on-line and off-line nondestructive evaluation methods of spot weld quality. dynamic...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003382
EISBN: 978-1-62708-195-5
... discussion on the fatigue damage process, methodologies assessing fatigue behavior, and life prediction models. It describes the damage mechanisms introduced for a quasi-isotropic laminate under tension-compression fatigue loading. Delamination is a critical issue in fatigue and generally results from high...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003300
EISBN: 978-1-62708-176-4
... Kolsky bar with the torsional Kolsky bar. It includes information on the various application areas of torsional Kolsky bar: limitations on strain rate, low- and high-temperature testing, quasi-static and incremental strain-rate testing, and localization and shear-banding experiments. incident wave...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006323
EISBN: 978-1-62708-179-5
... at top left are nucleated by numerous closely spaced particles. (b) Large and small sulfide inclusions in steel that serve as void-nucleating sites. Source: Ref 8 Fig. 6 Fracture surfaces generated under impact loading at (left column) 60 °C (140 °F) and (right column) quasi-static loading...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003286
EISBN: 978-1-62708-176-4
... ). The demand for reliable data has led to the advancement of high-temperature testing methodologies that incorporate computer-based data acquisition and control. Creep deformation and rupture experiments are used to determine the strength and lifetime of materials under quasi-static conditions at elevated...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006446
EISBN: 978-1-62708-190-0
... nonlinear modulation of scattering is used in applications involving enhanced crack detection. Acoustoelastic NDE conducted at sufficiently low modulation frequency to avoid resonances in the component being tested are considered quasi-static. Measurements conducted under truly static conditions...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003294
EISBN: 978-1-62708-176-4
... plate impact test expanding ring test split-Hopkinson bar tension test rotating wheel high strain rate tension testing strain rate the Hopkinson bar compression method rod impact test MECHANICAL BEHAVIOR at high strain rates differs considerably from that observed at quasi-static...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003463
EISBN: 978-1-62708-195-5
... to metallurgists; mechanical twinning in tin and tin alloys is known as “tin cry.” Composite materials are equally noisy under load, particularly during quasi-static tension testing; therefore, AE has received significant attention as a technique for monitoring damage development in composites. An article by M.A...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003302
EISBN: 978-1-62708-176-4
... properties of materials are considerably different from their quasi-static counterparts. For example, metals exhibit an increase in yield strength ( Ref 4 , 5 ), and ceramics exhibit an increase in fracture strength (e.g., Ref 6 , 7 , 8 , 9 ) and fracture toughness ( Ref 10 , 11 ). Similar...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003303
EISBN: 978-1-62708-176-4
... the engineering importance and scientific interest in this technical area related to conventional and nuclear weapons. In contrast to quasi-static loading, the stress applied during shock loading is the result of the inertial response of the sample to a rapidly applied external load. As with quasi-static loading...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003384
EISBN: 978-1-62708-195-5
... membrane loading, because most of the relevant test data on bolted joints are similarly restricted, and because the analysis methods for off-axis loading and applied bending moments are still being developed. The design of joints in nearly quasi-isotropic composites is straightforward, once the notion...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003308
EISBN: 978-1-62708-176-4
... DYNAMIC FRACTURE occurs under a rapidly applied load, such as that produced by impact or by explosive detonation. In contrast to quasi-static loading, dynamic conditions involve loading rates that are greater than those encountered in conventional tensile tests or fracture mechanics tests. Dynamic...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005127
EISBN: 978-1-62708-186-3
... along. However, in simple tension, the usual instability present in tensile test eventually takes over, and the material will eventually fail. However, at high velocity, the ductility in a slender ring can be doubled versus its quasi-static value, and upon failure, it will break into a number...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003444
EISBN: 978-1-62708-195-5
... simulation, and other program-specific tests. These are often accomplished through the use of an air gun that fires a projectile at the test specimen. Details of these tests have not been standardized and are not discussed in detail here. Quasi-static indentation tests may be performed by supporting...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0009154
EISBN: 978-1-62708-186-3
... in a quasi-static analysis, and modeling the characteristics of SPR in aluminum parts and structures subjected to impact, lap shear joints, crash testing, load-induced local distributions of relative slip, contact pressure, and bulk stress in joints ( Ref 5 , 6 ). Continuous research on this process...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004025
EISBN: 978-1-62708-185-6
... of engineering stress and strain, while Fig. 3 and 4 are plots by true stress/strain. It also is noted that curves in Fig. 1 , Fig. 2 , Fig. 3 were obtained at a low (quasi-static) strain rate (per ASTM E 8), while Fig. 4 is a plot of stress-strain curves at quasi-static and dynamic rates. In modeling...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003259
EISBN: 978-1-62708-176-4
...), which is suitable for quasi-static testing. Servohydraulic systems are generally designed over a wider range of test speeds, such as: 1 μm/h test speeds for creep-fatigue, stress-corrosion, and stress-rupture testing 1 μm/min test speeds for fracture testing of brittle materials 10 m/s (400...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006495
EISBN: 978-1-62708-207-5
... M. , Fichera C. , Avalle M. , and Busse M. , Quasi-Static and Dynamic Mechanical Performance of Glass Microsphere- and Cenosphere-Based 316L Syntactic Foams , Proc. Mater. Sci. , Vol 4 , 2014 , p 364 – 368 60. Paul A. and Ramamurty U. , Strain Rate...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003330
EISBN: 978-1-62708-176-4
... Abstract This article begins with a review of the purposes of mechanical characterization tests and the general considerations related to the mechanical properties of anisotropic systems, specimen fabrication, equipment and fixturing, environmental conditioning, and analysis of test results...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003328
EISBN: 978-1-62708-176-4
... for the validation of codes and standard. The validation work is done mainly based on the results of the uniquely large full-scale quasi-static and dynamic testing of components with and without degraded sections to demonstrate their load-bearing capacity and their failure behavior, for example, Ref 18 , 19 , 20...