Plastic zone
Influence of Hardening on the Cyclic Plastic Zone Around Crack Tip in Pure Copper CT Specimens
... the plastic zones near the crack tip. The shape and size of the plastic zones at the crack tip for four stress levels were ...that plastic zone sizes based on Tresca yield criterion is rel- ...
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Curvature Method to Detect Location and Depth of a Plastic Zone in Frame Members during an Earthquake
... Damage in a structural system is defined as an undesirable change in its behavioral characteristics (Glisic and Inaudi 2008 ) . Indeed, damage can be considered as the changes in a system which will unfavorably affect ...
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Fracture Behaviour of Cold Rolled Close Annealed Steel Sheets with Defects
... tip plastic zone in mixed mode ...minimum plastic zone radius theory for crack initiation angle in mixed ...tip plastic zone shape and size in a fractured specimen estimated by ...
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Study on Mixed Mode Crack-tip Plastic Zones in CTS Specimen
... a plastic deformation in a localized zone at the crack tip, referred as plastic ...this zone emanates a damage, which leads according to the properties of material, to either a total or ...
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The effect of disturbance factor on the stability of tunnels (Case (study: Tunnel No.2 of Kurdistan)
... Diagram in Fig. 6 shows that by increasing disturbance factor, the ratio of the radius of plastic zone in the roof of tunnel increases and the most increase is in disturbance factors of 0.8 to 1. It also ...
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Analyse the Stress Concentration Effect of a ...
... the plastic fond around the circular hole in the case of biaxial ...the plastic zone around a circular hole in the case of uniaxial tensile forces in a plate of finite ...
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Analysis of Dynamics of Boundary Shape Perturbation of a Rotating Elastoplastic Radially Inhomogeneous Plane Circular Disk: Analytical Approach
... the plastic zone dimensions and angular veloc- ity of continuous homogeneous circular discs [13,14], ring-shaped discs [15] including those loaded along the contour by additional radial forces [16], stepped ...
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Crack Induced Stress and Deformation Field
... the plastic zone is significantly higher than that in the elastic zone with an abrupt change in crack geometry at the elastic plastic interface, which is due to the assumption of ...
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Coalescence Model of Two Collinear Cracks Existing in Steam Generator Tubes
... and plastic zone contact model were selected as optimum models among ...of plastic collapse tests and finite element analyses were carried out using the tubes containing two collinear through-wall ...
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Fatigue Crack Growth and Related Microstructure Evolution in Ultrafine Grain Copper Processed by ECAP
... cyclic plastic deformation occurs in a region, which is wider (although not unreasonably wider) than the grain-growth ...cyclic plastic zone and the strain gradient exists inevitably from the crack ...
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Study of stiffness effect of panel zone on ductility of RBS joint
... of plastic zone around joint, and this can be a justification for joint brittle ...of plastic joint formation is more), plastic joint is transferred from column side and joint area to inside ...
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Geochronological constraint on the brittle plastic deformation along the Hatagawa Fault Zone, NE Japan
... Mylonite samples on the western side of the cataclasite zone in the northern area show younger K-Ar ages of horn- blende and biotite than those in other areas. This means that the western side of the northern area ...
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Review On Stresses Induced During Welding Process.
... Abstract - Welding is one of the most used methods for joining metals. This method has largely developed by experiments, i.e. trial and error. The problems of distortion and residual stresses of a structure is due to ...
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Shear Behavior of Single Cast-in Anchors in Plastic Hinge Zones
... Anchor reinforcement must be provided for the anchors installed in plastic hinge zones. V-shaped hairpins encasing the anchor shaft, as recommended in ACI 318-14 codes, may not be practical for embedded ...
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Numerical modelling techniques applicable for the prediction of residual stresses and distortion due to mild steel DH36 frictions stir welding
... Abstract: Friction stir welding involves a multi-physics phenomena, including visco-plasticity, material flow, metallurgical transformation, heat generation, thermal straining and structural interaction. Numerical ...
5
Repair preparation of fiber-reinforced plastics by the machining of a stepped peripheral zone
... peripheral zone, first repair experiments were ...peripheral zone was cut manually into each prepreg layer of this reference laminate before the hardening ...
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INFLUENCE OF STEEL REINFORCEMENT ON THE BEHAVIOUR OF RCC SHELLS
... Unlike floor slabs of building, RCC shells require much less steel reinforcement to take care of tensile stresses developed. From the view point of ultimate behaviour of shell structures analysis considering presence of ...
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Modelling & Simulation And Optimization Of Metal Forming Processes
... with obvious financial savings. The mathematical modelling for process simulation has therefore become a major tool in modern metal forming technology. The typical elements of a metal forming system indicate the role of ...
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Temperature Prediction in Orthogonal Machining of A1/SiCp Composites
... severe plastic deformation in primary and secondary deformation ...affecting plastic deformation reappears in the form of ...shear zone, and interface regions has been ...
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Water rock interaction observed in the brittle plastic transition zone
... Fault Zone, northeast Japan, is an exhumed seismogenic zone which is characterized by close association of brittlely and plastically deformed fault rocks mostly derived from Cretaceous ...
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