scholarly journals Study on Welding of High Strength Steel with High Toughness for Pressure Hull of Deep Submergence Vehicle (1st report)

1981 ◽  
Vol 50 (2) ◽  
pp. 147-154
Author(s):  
Hiroshi Kihara ◽  
Kunihiko Satoh ◽  
Michimasa Endoh ◽  
Mamoru Hirose ◽  
Toshikazu Shimoyama ◽  
...  
1972 ◽  
Vol 58 (13) ◽  
pp. 1848-1860 ◽  
Author(s):  
Hiroyoshi MATSUBARA ◽  
Tatsumi OSUKA ◽  
Isao KOZASU ◽  
Koshiro TSUKADA

1995 ◽  
Vol 117 (1) ◽  
pp. 79-84 ◽  
Author(s):  
J. H. Underwood ◽  
R. A. Farrara ◽  
M. J. Audino

Case study examples of fracture mechanics testing and analysis of Ni-Cr-Mo high strength steel cannon tubes are presented. The testing and analysis include the situation of significant plastic deformation accompanying fracture, which often occurs when high pressure is applied to high-toughness steel pressure vessels. analysis is based on a comparison of the size of the Irwin crack-tip plastic zone the remaining ligament of the tube in the area of the critical fatigue crack which causes final failure. The results of the study show that the type of final failure can be predicted—as either a relatively safe, yield-before-break failure or a less safe running-crack type of failure—for a variety of material, configuration, and loading conditions.


Author(s):  
I.R. Antypes ◽  
◽  
V.V. Zaitsev ◽  

Currently, the use of composite materials is increasingly used in various areas of the national economy, including the aviation industry. The materials of this article are devoted to the study of the use of composite materials for the manufacture of aircraft landing gear in comparison with the traditionally used brand of steel. As a result of the work carried out, it was found that the slope made of carbon fiber showed a critical stress twice as high as its design made of 30xgsn2a steel. In addition, carbon plastics are superior to high-strength steel in terms of specific strength, stiffness, and tensile strength.


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