Results 121 to 130 of about 1,471,670 (347)

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Composite coatings of S-HA nanoparticles and Schiff base on ZE21B alloy for stronger corrosion resistance and biological performance

open access: yesJournal of Magnesium and Alloys
In order to prolong the service time and enhance the biocompatibility of magnesium (Mg) alloys used for cardiovascular scaffolds, the composite coatings of Schiff base (corrosion inhibitor) and sulfonated hyaluronic acid (S-HA) nanoparticles (NP@S-HA ...
Zhonghua Xue   +8 more
doaj   +1 more source

Influence of Heat Treatment on the Weld Structure and Performance of Magnesium Alloy

open access: yesChemical Engineering Transactions, 2018
To know the influence of heat treatment on the weld structure and performance of magnesium alloy. Use TIG weld method to research the performance variation of AZ31B magnesium alloy at different temperatures.
Xiaodong Wang, Jiao Zhang
doaj   +1 more source

Room-Temperature Superplasticity in an Ultrafine-Grained Magnesium Alloy

open access: yesScientific Reports, 2017
Superplasticity, a phenomenon of high tensile elongation in polycrystalline materials, is highly effective in fabrication of complex parts by metal forming without any machining.

semanticscholar   +1 more source

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

Study on Modification of Novel Magnesium Alloy for Sports Equipment

open access: yesChemical Engineering Transactions, 2016
The novel magnesium alloy for sports equipment is fabricated by adding alloy elements Mo and Y into AZ31 magnesium alloy and is subjected to variable-temperature homogenization treatment.
S.W. Dong
doaj   +1 more source

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Hot Deformation Behavior and Microstructural Evolution of Twin-Roll-Casting Mg Alloy during High-Temperature Compression

open access: yesAdvances in Materials Science and Engineering, 2019
The deformation behavior and microstructural evolution of twin-roll-casting AZ31 Mg alloy sheets were investigated via hot compression tests at 0°, 5°, and 10° from the normal direction.
Qingshan Yang   +5 more
doaj   +1 more source

Influence of tool pin profile and rotational speed on the formation of friction stir welding zone in AZ31 magnesium alloy

open access: yesJournal of Magnesium and Alloys, 2018
In this investigation, the effect of friction stir welding (FSW) parameters such as tool pin profiles, rotational speed and welding speed on the mechanical properties of tensile strength, hardness and impact energy of magnesium alloy AZ31 was studied ...
S. Ugender
semanticscholar   +1 more source

Application of Raman and Photoluminescence Spectroscopy to MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Visible to near infrared luminescence of MgO is studied on MgO‐C bricks and nominally pure MgO powder, with focus on two similar sharp high‐intensity signals, at 699 and 871 nm, each surrounded by symmetrical sidebands. The nature of these sidebands is investigated by temperature‐dependent spectroscopic measurements, confirming phonon involvement by ...
Julia Richter   +5 more
wiley   +1 more source

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