Development of Lightweight Oil Pans Made of a Heat-Resistant Magnesium Alloy for Hybrid Engines

Author(s):  
S. Koike ◽  
K. Washizu ◽  
S. Tanaka ◽  
T. Baba ◽  
K. Kikawa
2005 ◽  
Vol 488-489 ◽  
pp. 287-290 ◽  
Author(s):  
Tadayoshi Tsukeda ◽  
Ken Saito ◽  
Mayumi Suzuki ◽  
Junichi Koike ◽  
Kouichi Maruyama

We compared the newly developed heat resistant magnesium alloy with conventional ones by Thixomolding® and aluminum alloy by die casting. Tensile properties at elevated temperatures of AXEJ6310 were equal to those of ADC12. In particular, elongation tendency of AXEJ6310 at higher temperature was better than those of the other alloys. Creep resistance of AXEJ6310 was larger than that of AE42 by almost 3 orders and smaller than that of ADC12 by almost 2 orders of magnitude. Fatigue limits at room temperature and 423K of AXEJ6310 was superior among conventional magnesium alloys.


2003 ◽  
Vol 419-422 ◽  
pp. 439-444 ◽  
Author(s):  
R. Uchida ◽  
Tadayoshi Tsukeda ◽  
Mayumi Suzuki ◽  
Junichi Koike ◽  
Kouichi Maruyama

2014 ◽  
Vol 46 (6) ◽  
pp. 746-752 ◽  
Author(s):  
L. M. Lobanov ◽  
N. A. Pashchin ◽  
V. V. Savitskii ◽  
O. L. Mikhodui

2016 ◽  
Vol 2016.54 (0) ◽  
pp. _408-1_-_408-2_
Author(s):  
Gen SASAKI ◽  
Youqiang YAO ◽  
Ruidong FU ◽  
Kenjiro SUGIO

2008 ◽  
Vol 141-143 ◽  
pp. 43-48 ◽  
Author(s):  
Frank Hagen ◽  
Norbert Hort ◽  
Hajo Dieringa ◽  
Karl Ulrich Kainer

Magnesium alloys had gained an increasing interest in recent years due to their promising property profile for light weight constructions. They offer drastic advantages in weight reductions in automotive industries compared to steel or even aluminium. Therefore they can be used to decrease the emission of green house gases as requested by the EU directive for the reduction of CO2 emissions and moreover due to their recyclability they also help to fulfill the requirements from the EU directive regarding the end of life of vehicles. But still there are some limitations with regard to strength, mostly at elevated temperatures above 130 °C. To overcome these limitations alloy development as well as process optimization has to be done for further enhancement of the range of magnesium applications. This paper will show and discuss the property profiles of the standard magnesium alloy AZ91D compared to the recently developed, heat resistant magnesium alloy MRI153. The alloys have been processed using normal high pressure die casting (HPDC), New Rheocasting (NRC) and Thixomolding® (TM). As methods of investigation tensile and creep tests have been applied. The creep properties have been determined in the temperature range of 135-150 °C and loads of 50-85 MPa. All these trials have been accompanied by metallographic observations (light optical metallography, SEM) and density measurements to investigate the influence of the processing routes on microstructure and the porosity of the materials. It will be shown that the differences in the property profile of the chosen alloys are dependent on their different chemical compositions as well as on different microstructures that are obtained by the different processing routes. While in the case of AZ91D, TM is showing advantages compared to HPDC for room temperature applications, the NRC in combination with the heat resistant alloy leads to an improvement of creep rates by two orders of magnitudes.


2013 ◽  
Vol 63 (6) ◽  
pp. 223-228 ◽  
Author(s):  
Toshio Fujii ◽  
Motomichi Yamamoto ◽  
Kenji Shinozaki ◽  
Ryota Misawa ◽  
Atsushi Nagai ◽  
...  

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