Zobrazeno 1 - 10
of 187
pro vyhledávání: '"Fracture (geology)"'
Autor:
Shinya Matsuda, Koichi Goda
Publikováno v:
Journal of the Society of Materials Science, Japan. 70:781-787
Autor:
Kenta Yamagiwa
Publikováno v:
Journal of the Society of Materials Science, Japan. 69:644-649
Publikováno v:
Journal of the Society of Materials Science, Japan. 65:239-244
Autor:
Masahide Iwamoto, Shinichi Hamaya, Keisuke Takeda, Atsushi Ogura, Ryuichiro Ebara, Hideaki Fujimoto
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:1009-1014
Microfractographic features in fracture surfaces for tensile, fatigue, impact, three point bending specimens of cold forging die steels with Rockwell C scale hardness number of 52 to 68 are presented. The emphasis is placed upon the stretched zone fo
Autor:
Takashi Nakamura, Hiroyuki Oguma
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:1066-1071
In the very high cycle regime over 107 cycles, a fatigue crack often initiates from subsurface of materials. In subsurface fractures, a unique fracture surface with a fine concavo-convex pattern called Optically Dark Area (ODA) is known to exist arou
Autor:
Yuji Nagae, Shigeru Takaya
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:108-115
The creep-fatigue life has been evaluated by the hysteresis energy in 316FR stainless steel with low carbon and medium nitrogen, which is a candidate for structural material in Fast Breeder Reactor (FBR) plant with the design life of 60 years. The cr
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:885-889
Ultrasonic fatigue tests were conducted for medium strength steel, 2.25Cr-1Mo, under constant amplitude loading and repeated two-step variable amplitude loading conditions to evaluate the effect of loading conditions on fracture behavior. Most of the
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:477-481
This paper presents a theoretical approach for estimating the fracture strength of brittle materials under variable loads. First, a model was established on the basis of the slow crack growth concept in conjunction with two-parameter Weibull distribu
Autor:
Yoshiaki Uemura, Masashi Daimaruya, Yasuhiro Aihara, Katsumi Nagai, Hiroyuki Fujiki, Hidetoshi Kobayashi
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:662-667
Collision safety and reliability of cars under impact loading become more and more important in the vehicle industries. This study is concerned with the development of a fracture criterion for the impact fracture of jointed steel plates of a bolted j
Publikováno v:
Journal of the Society of Materials Science, Japan. 60:418-424
This paper aims at characterizing the high-velocity impact damage behavior in carbon fiber reinforced plastic (CFRP) unidirectional (UD) and cross-ply (CP) laminates. First, the surface and internal damages of CFRP plates impacted at a velocity of 20