Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Fracture (geology)"'
Autor:
Isamu Nonaka, Kensuke Saito, Yoshinori Murata, Yoshikazu Miyachi, I. T.O. Takuya, Akigo Fujita, Masahiko Morinaga, Fumio Takemasa
Publikováno v:
Journal of the Society of Materials Science, Japan. 58:930-936
In order to establish the life assessment method for the welded hot reheat elbow of modified 9Cr-1Mo steel, an internal pressure creep test is conducted with a full size elbow component. The results are following, (1) : The elbow component finally le
Publikováno v:
Journal of the Society of Materials Science, Japan. 58:627-634
In this paper, fatigue tests and finite element method (FEM) analyses are carried out on spot welded joints of mild steel (270MPa class) and ultra-high strength steel (980MPa class) in order to investigate the influence of strength level of base stee
Publikováno v:
Journal of the Society of Materials Science, Japan. 58:235-242
Extruded magnesium alloy shows a mechanical anisotropy caused by the particular deformation characteristics of the hexagonal crystal structure. Cyclic deformation behavior and fatigue life of the extruded AZ61 and AZ80 alloys were investigated in the
Publikováno v:
Journal of the Society of Materials Science, Japan. 56:537-543
In this paper, fatigue behaviour of friction stir spot welded joints in Al-Mg-Si aluminium alloy was investigated. Fatigue tests were conducted using lap-shear specimens at a stress ratio R = 0.1. It was found that fatigue fracture morphology was dep
Autor:
Ryo Adomi, Yoshinobu Shimamura, Keiichiro Tohgo, Hiroyasu Araki, Hidetaka Tanaka, Shigeru Usuda, Kazuhiro Syoko
Publikováno v:
Journal of the Society of Materials Science, Japan. 55:1095-1101
In this paper, quasi-static loading tests and fatigue tests are carried out on spot welded joints of mild steel (270MPa class) and ultra-high strength steel (980MPa class) sheets in order to investigate the influence of strength level of base steels
Publikováno v:
Journal of the Society of Materials Science, Japan. 54:734-740
In this research, the effect of pre-fatigue on the impact tensile properties of the welded butt joint of high strength steel plates, HR590 and HR780, was investigated by means of the split Hopkinson bar method for tensile test. For comparison, quasi-
Publikováno v:
Journal of the Society of Materials Science, Japan. 53:223-229
In order to clarify the fatigue behavior of Cu-6Ni-2Mn-2Sn-2Al alloy which was aged (400°C, 3h) after 80% swaging, fatigue tests of smooth specimens have been carried out. In addition to this, fatigue tests of the alloy with 0.1% Zr have been perfor
Publikováno v:
Journal of the Society of Materials Science, Japan. 52:1337-1344
In order to investigate the effects of alumina short fiber volume fraction on the fatigue property at room and elevated temperature, the rotating bending fatigue tests were carried out on alumina short fiber reinforced aluminum alloy composites (MMCs
Publikováno v:
Journal of the Society of Materials Science, Japan. 52:631-638
Creep damage analysis method of welded joint on the basis of the random fracture resistance model was proposed and was applied to the creep damage evaluation of welded joint of low alloy steel. Firstly a random fracture resistance of grain boundaries
Publikováno v:
Journal of the Society of Materials Science, Japan. 49:1148-1154
Uniaxial tension fatigue tests of (α+β) Ti-6Al-4V were carried out in vacuum and air environments to clarify how these environments affect the surface and the interior originating type fatigue properties. Then, the effects of the environments on bo