scholarly journals Simulation of Non-Return Valve Closure in a Thixomolding Process Utilizing a Magnesium Alloy

Author(s):  
Robert Da Silva

Simulation of Non-Return Valve Closure in a Thixomolding Process Utilizing a Magnesium Alloy

2021 ◽  
Author(s):  
Robert Da Silva

Simulation of Non-Return Valve Closure in a Thixomolding Process Utilizing a Magnesium Alloy


2013 ◽  
Vol 58 (2) ◽  
pp. 619-624 ◽  
Author(s):  
M. Szafarska ◽  
J. Iwaszko ◽  
K. Kudła ◽  
I. Łegowik

The main aim of the study was the evaluation of magnesium alloy surface treatment effectiveness using high-energy heat sources, i.e. a Yb-YAG Disk Laser and the GTAW method. The AZ91 and AM60 commercial magnesium alloys were subject to surface layer modification. Because of the physicochemical properties of the materials studied in case of the GTAW method, it was necessary to provide the welding stand with additional equipment. A novel two-torch set with torches operating in tandem was developed within the experiment. The effectiveness of specimen remelting using a laser and the GTAW method was verified based on macro- and microscopic examinations as well as in X-ray phase analysis and hardness measurements. In addition, the remelting parameters were optimised. The proposed treatment methodology enabled the achieving of the intended result and effective modification of a magnesium alloy surface layer.


2019 ◽  
Vol 9 (2) ◽  
pp. 182-191
Author(s):  
Akihiro Minami ◽  
Hirokazu Tamura ◽  
Hidetoshi Sakamoto ◽  
Yoshifumi Ohbuchi ◽  
Yasuo Marumo

2008 ◽  
Vol 3 (2) ◽  
pp. 63-69
Author(s):  
M. Sivapragash ◽  
◽  
V. Sateeshkumar ◽  
P.R. Lakshminarayanan ◽  
R. Karthikeyan ◽  
...  

Author(s):  
M. M. Mubasyir ◽  
◽  
M. F. Abdullah ◽  
K. Z. Ku Ahmad ◽  
R. N. R. Othman ◽  
...  

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