... fasteners finite element analysis flanges gaskets pipes stress-strain relations thermal expansion Young's modulus pipe flange connection leakage FEM elevated temperature nonlinear sheet gasket It is particularly important for the safety management of pipe lines to determine...

... plasticity statistical analysis stress-strain relations The recent tendencies for analyzing reasons of fracture or failure of pressure vessel and piping system have been gradually increased from view point of crystal plasticity level, since the phenomenological modeling of material have...

... Publication 2000 , ASTM , Conshohocken, PA , pp. 109 – 137 . 04 05 2010 29 03 2011 31 10 2011 31 10 2011 curve fitting failure (mechanical) finite element analysis fracture pressure vessels remaining life assessment shells (structures) stress-strain relations...

.... buckling compressive strength functionally graded materials pressure vessels shear deformation shells (structures) stress-strain relations structural engineering structural panels Pressure vessels are defined as containers with a pressure differential between the inside and the outside...

... tank. creep finite element analysis stress-strain relations tanks (containers) Young's modulus functionally graded materials spherical tank creep stress creep strain time step Graded compositions are commonly encountered in the natural structures, such as bamboo, bone, and rock...

... strain-rate history. 10 09 2010 09 11 2010 03 06 2011 03 06 2011 aluminium alloys loading plasticity stress-strain relations tensile strength Most external loads, which include mechanical impact, shock, and seismic loading, are transient in nature. Structures...

... for ANSYS and ANSYS Workbench 11.0. 14 03 2010 08 10 2010 17 05 2011 17 05 2011 condition monitoring crack detection fracture mechanics Monte Carlo methods pipelines regression analysis risk management statistical distributions stress-strain relations structural...

... . 10.1016/j.ijpvp.2004.08.004 04 03 2009 20 09 2010 16 05 2011 16 05 2011 aluminium alloys butt welding elasticity finite element analysis heat transfer internal stresses metallurgy plasticity plates (structures) stress-strain relations thermal analysis...

... materials, respectively. curve fitting elastoplasticity heat exchangers pipes reliability stress-strain relations tube-to-tubesheet joint initial clearance material strain hardening expanding pressure analytical model finite element analysis The tube-to-tubesheet joint...

... of stress-strain relations obtained by numerical analysis. Consideration is given below to the ductile-to-brittle transition behavior of undermatched joints using the stress and strain values under the same conditions indicated above. Both cleavage and ductile fractures are initiated from inside...

... 2 ′ are suggested for use in EMAP computational scheme. 13 09 2009 07 12 2009 19 10 2010 19 10 2010 elastic moduli finite element analysis inhomogeneous media pressure vessels stress-strain relations structural engineering variational techniques...

... such as fatigue, corrosion, fracture resistance, and creep, in particular, in the weld toe region. residual stress stringer and temper bead welding neutron diffraction welding fitness-for-purpose assessments butt welding internal stresses neutron diffraction stress-strain relations welds...

... 420 1.375 4.01 09 07 2009 10 02 2010 05 08 2010 05 08 2010 crack-edge stress field analysis elastoplasticity finite element analysis fracture mechanics pipes pressure vessels shells (structures) stress-strain relations surface cracks finite element...

... 14 10 2009 23 07 2010 23 07 2010 creep polymers relaxation stress-strain relations A previous study ( 37 ) revealed that the PMR-15 polymer exhibited positive, nonlinear strain rate sensitivity at 288 ° C . To explore the effects of increased temperature...

... 23 07 2010 crack-edge stress field analysis elastic moduli fracture toughness fracture toughness testing steel stress-strain relations surface cracks Weibull distribution Prevention of brittle fracture is the most important issue for securing the safety of steel structures...

.... According to the stress-strain relation expressions in literature ( 13 ), and substituting σ θ c , σ z c , and σ r c into them, the following equations can be obtained: 25 25a ε r c = σ r c E r c − μ z r c σ z c E...

... internal stresses pipelines steel stress-strain relations line pipe axial load lateral load internal pressure wrinkle rupture The energy related industries in North America use steel pipelines as the primary mode for transporting natural gas, crude oil, and various petroleum products...

... fracture toughness stress-strain relations finite element analysis constraint dynamic load crack-tip stress field asymptotic solution elastic-plastic material Fracture of engineering materials and structures under dynamic loads is an important subject in structural integrity assessment...

... 07 2009 04 01 2010 04 01 2010 heat treatment internal stresses neutron diffraction plates (structures) stress measurement stress-strain relations welding welds neutron diffraction synchrotron diffraction residual stress welding beads-on-plate postweld heat...

... finite element analysis gas industry pipelines stress-strain relations Weibull distribution 27 10 2008 19 05 2009 23 12 2009 23 12 2009 Distribution of near-crack tip stress along crack front for CSCP with a shallow semi-elliptical surface crack At the corner...