# Mode I Stress Intensity Factors for triangular corner crack nearby intersecting of cylindrical holes

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- A new formulation for estimating maximum stress intensity factor at the mid plane of a SENB specimen: Study based on 3D FEA. Kudari, S. K.; Kodancha, K. G. // Frattura e Integrita Strutturale;2014, Vol. 8, p419
In this investigation, three-dimensional elastic finite element analyses have been conducted to compute the stress intensity factor (KI ) in a SENB specimen with varied thickness (B) and crack-length to width ratio (a/W). The results indicate that the magnitude of KI depends on B, and...

- Stress Intensity Factors for Plates with Collinear and Non-Aligned Straight Cracks. Surendran, M.; Palani, G. S.; Iyer, Nagesh R. // World Academy of Science, Engineering & Technology;Oct2012, Issue 70, p1173
Multi-site damage (MSD) has been a challenge to aircraft, civil and power plant structures. In real life components are subjected to cracking at many vulnerable locations such as the bolt holes. However, we do not consider for the presence of multiple cracks. Unlike components with a single...

- Closed form solution of stress intensity factors for cracks emanating from surface semi-spherical cavity in finite body with energy release rate method. Wan, Hualiang; Wang, Qizhi; Zhang, Xing // Applied Mathematics & Mechanics;Dec2016, Vol. 37 Issue 12, p1689
In this paper, a new semi-analytical and semi-engineering method of the closed form solution of stress intensity factors (SIFs) of cracks emanating from a surface semi-spherical cavity in a finite body is derived using the energy release rate theory. A mode of crack opening displacements of a...

- An estimation of the high-pressure pipe residual life. Jovicic, G.; Nikolic, R.; Zivkovic, M.; Milovanovic, D.; Jovicic, N.; Maksimović, S.; Djokovic, J. // Archives of Civil & Mechanical Engineering (Elsevier Science);Mar2013, Vol. 13 Issue 1, p36
The paper presents an estimation of the residual life of the power plant high-pressure pipe, which has been in exploitation for years. A crack was noticed in the pipe, thus it was necessary to estimate the pipe material residual life until its eventual failure. The combined methodology for...

- Combining experimental and numerical analysis to estimate stress fields along the surface crack front. Chernyatin, A. S.; Matvienko, Yu. G.; Razumovsky, I. A. // Frattura e Integrita Strutturale;2013, Issue 25, p15
Combining experimental and computational method for determination of the singular and the nonsingular stress terms along the front of the 3D surface crack is proposed. Evaluation of the terms is based on comprehensive comparison between deformation responses (for measurement points on the...

- Comparison of SGBEM-FEM Alternating Method and XFEM Method for Determining Stress Intensity Factor for 2D Crack Problems. Sarkar, Subhasis; Apetre, Nicole; Iyyer, Nagaraja; Phan, Nam; Goel, Kishan; Atluri, Satya // Advanced Materials Research;2014, Issue 891-892, p345
The two most promising approaches to determine Stress Intensity Factor (SIF) developed over the past decade are the Symmetric Galerkin Boundary Element Method - Finite Element Method (SGBEM-FEM) based alternating method and the Extended Finite Element (XFEM) method. The purpose of this paper is...

- Research on Stress Intensity Factor of the Interface Crack in the Hard Cladding Material Structure under Mechanical Impact Load. Junru Yang; Ran Zhu; Gongling Chen; Yuekan Zhang // Key Engineering Materials;2014, Vol. 589/590, p384
In the paper, the crack parallel to and lying on the interface in the hard cladding material structure is regarded as the research object, theoretical model of the stress intensity factor (SIF) of the interface crack under the mechanical impact load is built. Based on it, the SIF of the crack...

- NUMERICAL EXPERIMENTS ON DETERMINATION OF MAXIMAL STRESSES OF NON-REINFORCEMENT CUT DRUMS OF MINE WINDERS. Sosnina, Ye.N. // Scientific Bulletin of National Mining University;2012, Issue 5, p71
Purpose. To solve the technical problem of increase of the mine winder drum strength providing its minimal mass it is necessary to determine the influence of geometrical parameters on the stress-strain state of nonreinforced cut drum by means of the numerical experiment method. Methodology. The...

- Two Parameter Description of Crack Tip Stress Fields for Wedge Splitting Test Specimen: Influence of Wedge Angle. Seitl, Stanislav; Bermejo, Carlos; Sobek, Jakub; Veselý, Václav // Advanced Materials Research;2014, Vol. 969, p345
Two parameter fracture mechanics uses for description of the crack tip stress fields, not only the stress intensity factor (SIF), but the second term of Williams expansion the T-stress. In the paper, the SIF and T-stress of typical wedge splitting specimens with usual loading arrangements...