ALLOYING OF THIN-WALL DUCTILE IRON CASTINGS

2016 ◽  
Author(s):  
Stephanie Tankersley
Keyword(s):  
2013 ◽  
Vol 13 (1) ◽  
pp. 23-28 ◽  
Author(s):  
E. Fraś ◽  
M. Górny ◽  
W. Kapturkiewicz

Abstract The paper discusses the reasons for the current trend of substituting ductile iron castings by aluminum alloys castings. However, it has been shown that ductile iron is superior to aluminum alloys in many applications. In particular it has been demonstrated that is possible to produce thin wall wheel rim made of ductile iron without the development of chills, cold laps or misruns. In addition it has been shown that thin wall wheel rim made of ductile iron can have the same weight, and better mechanical properties, than their substitutes made of aluminum alloys.


2014 ◽  
Vol 59 (2) ◽  
pp. 459-465 ◽  
Author(s):  
E. Fraś ◽  
M. Górny ◽  
H. Lopez

Abstract The paper discusses the reasons behind current trends for substituting cast iron castings by aluminum alloys. In particular it is shown that it is possible to produce thin wall castings (control arms, cantilevers and rotors) made of ductile iron without the development of chills, cold laps or misruns, and with a strength to weight ratio of up 87 MPa cm3/g. In addition, austenitizing at 900 °C for 20 minutes and then austempering in a salt bath at 350 °C for 15 minutes promotes the development of a fully ausferritic matrix in thin wall castings with a the strength to weight ratio increase of up to 154 MPa cm3/g. Finally, it is shown that thin wall castings made of ductile or austemperded cast iron can be lighter and with superior mechanical properties then their substitutes made of aluminum alloy.


2002 ◽  
Vol 42 (3) ◽  
pp. 257-263 ◽  
Author(s):  
Juan Miguel Borrajo ◽  
Ricardo Antonio Martínez ◽  
Roberto Enrique Boeri ◽  
Jorge Antonio Sikora

2003 ◽  
Vol 16 (1-3) ◽  
pp. 313-317 ◽  
Author(s):  
C. Labrecque ◽  
M. Gagné ◽  
A. Javaid ◽  
M. Sahoo
Keyword(s):  

Author(s):  
Rianti Dewi Sulamet-Ariobimo ◽  
Johny Wahyuadi Soedarsono ◽  
Tresna Priyana Soemardi
Keyword(s):  

2008 ◽  
Vol 2 (2) ◽  
pp. 7-17 ◽  
Author(s):  
C. Labrecque ◽  
M. Gagné ◽  
P. Cabanne ◽  
C. François ◽  
C. Becret ◽  
...  

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