... considerations concerning SENB fracture toughness testing. Second, the correlations give insight into the trends and relative importance of the plasticity and damage parameters in relation to the variations in engineering properties from the widely used tensile test and Charpy test, which are the fracture...

... fracture toughness specimen test and simulation result base material specimen tensile test Proceedings of the Thirty-fifth (2025) International Ocean and Polar Engineering Conference Seoul/Goyang, Korea, June 1-6, 2025 Copyright © 2025 by the International Society of Offshore and Polar Engineers...

... damages are easy to occur, which greatly increases the possibility of pipe failure. Therefore, the compatibility of pipes in hydrogen environment and the evaluation of defects are particularly important. In this paper, the slow strain rate tensile tests of X52 and X60 pipe materials have been carried out...

... oil & gas lng liquified natural gas correlation asia government specimen machine learning gas monetization china government reservoir characterization acoustic emission data acoustic emission parameter tensile test notch acoustic emission event loading rate strength amplitude...

... and is formulated in a form that can be implemented in the finite element method. The authors obtained the deformation state of each phase using neutron diffraction while conducting tensile tests at 20 K. The results are more accurate than previous analyses and will facilitate not only an understanding...

... orientation cfrp albermani external hydrostatic pressure tensile test ABSTRACT This study investigates the effect of wrapping carbon fiber reinforced polymer (CFRP) over conventional steel offshore pipelines on improving their capacity under external hydrostatic pressure. Buckling performance...

... potential material similarity criterion tensile test offshore pipeline silicone operation tensile strength geometric similarity Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022 by the International...

... (IACS, 2014). In the corrosion resistant steel for bottom The number of pitting corrosions was tabulated with a depth of 4 mm plate of 40 mm thickness, tensile test and Charpy impact test were or more in each tank bottom plate in the 5th and/or 10th year inspection conducted. Here, the bottom plate...

... for fracture control under arctic service conditions. weld deposit toughness property tensile test weld low temperature baseline ctod result toughness strength weld consumable specimen fracture toughness wellbore design service temperature mechanical property characterization hydraulic...

... prestrain is much higher without necking. The torsion test enables the introduction of a large plastic deformation in the specimen without necking, which leads to a much higher hydrogen content, C H , than that in the tensile test. Furthermore, the effect of the fraction of pearlite on the hydrogen...

... ABSTRACT The purpose of this study is to clarify crack initiation, crack growth resistance and crack path from the weld flaws and to discuss the effect of weld flaws and internal pressure on the tensile strain limit for leakage of pipelines subjected to uniaxial tension. Tensile tests were...

... ABSTRACT The 2 mm thickness sheets of Al-5Mg and technical purity Cu (Cu-ETP) were FSWed to receive butt joints. The geometry of the tool and FSW parameters were determined in order to get sound welds with high level of mechanical properties. Hardness measurements and tensile tests...

... fabric sheet seam pattern tensile test standard deviation cantilever reservoir characterization small-size model test crest Retesting on Tension Fracture of Sand-Packed Container in Small-Size Model Tests Yasuyuki NABESHIMA Civil Engineering, National Institute of Technology, Akashi College...

... cycle method. Constitutive laws of the materials were determined from the results of tensile tests conducted under several temperatures and strain rates. Brittle crack propagation was simulated by a cohesive zone technique with a concept of dissipated fracture surface energy (G c ) during crack...

... narrow groove welding procedures for offshore production with sour service requirements. microstructure hardenability characterization pipe paravicini bagliani line pipe requirement weldability steel precipitation thickness hardness hv 10 strength tensile test transformation...

... ABSTRACT The influence of a pipe's internal pressure on the critical strain at rupture and on ductile crack propagation is investigated. Full-scale tensile tests and a finite-element analysis (FEA) were conducted, with and without internal pressure, using full-scale pipes with surface notches...

... that retained austenite also contributes to brittle crack propagation. fracture surface ni steel x-ray diffraction liquified natural gas crack propagation static tensile test tensile test microstructure lng mechanism gas monetization steel decrease amount transformation crack tip...

... metals & mining girth weld room temperature test weld metal extensometer stress-strain curve tensile test microstructure temperature test fusion line long seam virtual extensometer centerline vicker microhardness ultimate strength weld specimen pipe steel upstream oil & gas...

... ABSTRACT Laser surface remelting was performed on girth weld joint of X70 pipeline. The mechanical properties of the remelted layer were investigated by tensile test, hardness test and the single edge notched tensile test. The result shows that laser surface reinforced X70 weld joint thus...

... that is measured by tensile test on flattened samples cut from the formed pipe. However, this flattening also alters significantly the material properties. Accordingly, this study presents a 2D FEM-based numerical simulation enabling to predict the yield strength considering both UOE and flattening processes...