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Keywords: tensile strength
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Proceedings Papers

Paper presented at the ISRM Regional Symposium - 12th Asian Rock Mechanics Symposium, November 22–26, 2022
Paper Number: ISRM-ARMS12-2022-005
... Abstract The Brazilian test is a testing method introduced independently by Carneiro and Akazawa, in 1943. Tensile strength, tensile elastic modulus, plastic modulus are measured by stress-strain curve recorded in testing specimen by Brazilian test. This article serves as show measured tensile...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-265
... wellbore integrity wellbore design society iop publishing iop conf environmental science 861 drillability tensile strength reservoir characterization conference uniaxial compressive strength shear strength characteristic hardness cohesion geological subdiscipline strength rock mechanic...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-281
... itself, the energy characteristics of rocks are also closely related to external conditions, because different external conditions will lead to different mechanical responses. Many investigators have studied the influence of loading rate on the indirect tensile strength [15-17] and some investigated...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-324
... Abstract Temperature and water are important factors to induce the mechanical properties of rock mass, the deformation and failure of rock under dynamic load such as blasting depends on its tensile strength. In order to study the influence of temperature and water coupling on the mechanical...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-373
... of sandstone in underground engineering is of great significance to its application in mining and civil engineering[1]. Sandstone is a brittle material, and its characteristic is that its tensile strength is much lower than its compressive strength. Therefore, both compressive strength and tensile strength...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-546
... numerical experiments, training, validation and test operation of the rock mechanical properties (compressive strength, Young's modulus, Poisson's ratio and tensile strength), the numerical model quantitative relationship between the actual and input mechanical properties was explored, showing the following...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-628
... reservoir geomechanics excavation anchor cable conference geology criterion tensile strength deformation geologist equation reservoir characterization society iop publishing iop conf geological subdiscipline criteria environmental science 861 comprehensive failure mechanism...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-589
..., the included angle θ, the new strength parameter ϕ t , the slope stability coefficient Ns, the relationship between the slope angle β and the safety factor F, and the relationship between different reinforcement tensile strength Kt and the limit slope height H are summarized. 1. Introduction The upper...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-006
... features of superposed cantilever beams. Rock tensile strength substantially influences the stability of flexural toppling slopes; thus, it is necessary to reduce the value of tensile strength when conducting strengthened reduction analyses. 1. Introduction With the development of large hydropower...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-040
... modeling reservoir simulation Simulation isrm international symposium equation of state strength mechanical property characteristic Munjiza coal test tensile strength laboratory tensile condition international symposium metals & mining Upstream Oil & Gas continuous-discontinuous...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-045
..., and a gradually increasing axial load was applied to the specimen until it was destroyed. Brazilian disc experiment was used in tensile tests to indirectly determine the tensile strength of the cores (Yu and Xu, 2006). The compressive strength test directly obtains the stress and strain of the rock specimen...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-007
... strength tensile test specimen tensile strength Upstream Oil & Gas isrm international symposium plane schist reservoir geomechanics foliation tensile strength laboratory asian rock mechanics symposium 29 Reservoir Characterization metamorphic rock pull-off test slate specimen...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-198
... initiated and propagated, and are often observed in stressed rock. Furthermore, the induced damage under tensile stress condition is essentially related to the opened cracks, which is especially unfavorable to the safety and stability of the rock mass. The tensile strength of rock is commonly determined...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-183
..., within a critical range (temperatures between 400 °C and 800 °C), the reduction in compressive and tensile strength is followed by a rise. The thermal effect on the distribution and evolution of the strain localization under compressive loading were discussed. Keywords: Rock Fracture, SHPB, High-speed...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-121
... sufficient tensile strength and can be easily cut and removed during excavation. The length is generally about 12m per 1 shift in order to get sufficient anchoring, and the bolt is divided into 3 or 4 units and jointed. However, tensile strength of screw joints of GFRP pipe is low and the strength...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-209
... geology asian rock mechanics symposium arms8 centrifugal acceleration rock failure Reservoir Characterization centrifugal model test back side october 2014 Upstream Oil & Gas Consider Deterioration specimen rock specimen Inoue bedrock collapse kusakabe tensile strength 8th Asian Rock...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-277
... to predict magnitude and direction of triaxial stress for inclined borehole test by use of ONEV (Origin; North; East; Vertical) axis back-calculation developed by Mizuta (1987). Keywords: Hydraulic Fracturing, Apparent Tensile Strength, Fracture Toughness, Triaxial Stresses 1. Introduction Hydraulic...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-280
... on the Hubbert and Willis (1957) equation using tensile strengths determined from either hollow cylinder tests or Brazilian tests, in which pressurization-rate effects on tensile strength were taken into account. The stress states in both locations are in reverse faulting stress regimes, in which vertical stress...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-289
..., toppling and bilinear rock slopes. To simulate the effect of long-term weathering processes that is regularly observed in exposed rock slopes, the intact tensile strength of the rock is changed, and the impact of this change is tracked. In toppling, if sliding is allowed along the main set of joint...

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