Results 121 to 130 of about 13,953 (312)

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Sticking of Die-Castings to Die

open access: yesJournal of the Japan Society of Precision Engineering, 1953
The sticking of castings to die has a very close relation wan neat. Therefore casting temperature is the most important factor with regard to sticking. As the casting temperature becomes higher, the sticking grows stronger. However, temperature of die and casting pressure do not substantially influence the sticking.
openaire   +2 more sources

High-frequency ultrasonic porosity testing of non-ferrous metal die-casting components

open access: yes, 2022
S.28-33With the described measurements and theoretical estimations we have shown that ultrasonic backscattering is well suited to detect porosity and single pores in the near-surface range (0.5 to 2 mm depth) in die-casting components of complicated ...
Arnold, W.   +5 more
core  

Soft Mechanical‐Electrical Logic Using Liquid Metal‐Filled 3D‐Printed Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
We present 3D‐printed soft mechanical–electrical logic elements that use liquid metal–filled silicone tubes actuated by thermoplastic polyurethane/polylactic acid (TPU/PLA) architectures to produce Boolean operations. Complementary normally open and normally closed unit cells perform repeatable binary transitions and can be combined into more complex ...
Christoph Lehmann   +2 more
wiley   +1 more source

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

Prototyping in Lost Wax for zinc die-casting

open access: yes, 2005
The use of lost wax process to obtain prototypes representative of zinc alloys die cast parts is described. The set-up for the rapid prototyping unit consist of a stereolithographic production of the part, with automated creation of the mold and casting ...
A. POLA   +3 more
core  

Microstructure of A380–SiC(p) composites for die casting

open access: yes, 2010
The distribution of silicon carbide (SiC) particulate in the matrix of an A380–SiC(p) composite of a die-cast chain wheel depends upon the size of the SiC particulate, the core pin materials and the plunger velocity during the die-casting process.
Lin, C. B.; Ma, C. L.; Chung, Y. W.
core   +1 more source

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