Results 71 to 80 of about 36,677 (301)

Development of dispersion-strengthened Ni-Cr-ThOz alloys for the space shuttle thermal protection system [PDF]

open access: yes
Manufacturing processes were developed for TD-NiCr providing small sheet (45 x 90 cm), and larger sheet (60 x 150 cm) and foil. The alternate alloy, DS-NiCr, was produced by pack-chromizing Ni-ThO2 sheet.
Blankenship, C. P., Saunders, N. T.
core   +1 more source

Additive Manufacturing of NiTi Shape Memory Alloys for Elastocaloric Applications: A Review

open access: yesAdvanced Functional Materials, EarlyView.
Additive manufacturing enables complex NiTi architectures that overcome key limitations in elastocaloric refrigeration, including poor heat transfer and high mechanical work input. This review surveys recent advances in LPBF‐ and DED‐fabricated NiTi shape memory alloys for elastocaloric applications, highlighting process–structure–performance ...
Ignatius Andre Setiawan   +7 more
wiley   +1 more source

EFFECT OF RESISTANCE SPOT WELDING PARAMETERS FOR STEEL SHEETS ON THE WELDING STRENGTH

open access: yesDiyala Journal of Engineering Sciences, 2015
The resistance spot welding processes are widely used in the automobile, appliance and industries that use steel sheets, because of its low cost, high productivity, simple mechanism and applicability for automation.
Khalid Ahmed Al-Dolaimy
doaj  

Fatigue Behavior of Resistance Spot-Welded Unequal Sheet Thickness Austenitic Stainless Steel [PDF]

open access: yes, 2012
This paper presents a comparative study on the fatigue strength of resistance spot-welded unequal and equal sheet thickness austenitic stainless steel.
Ilman, M. N.   +3 more
core  

The influence of position in overlap joints of Mg and Al alloys on microstructure and hardness of laser welds [PDF]

open access: yes, 2013
Structure and properties of laser beam welding zone of dissimilar materials, AZ31 magnesium alloy and A5754 Aluminum alloy, are investigated. The microstructure and quality of the Mg/Al weld were studied by metallography, microhardness and optical ...
Fatih H.   +10 more
core   +6 more sources

Auxeticity‐by‐Assembly: Interlocking Modular Auxetic Metamaterials with Selectively Activatable AgNW–Graphene Oxide‐EGaIn Composite Interconnects for Scalable Freeform Photovoltaic Modules

open access: yesAdvanced Functional Materials, EarlyView.
Auxeticity‑by‑Assembly converts freeform photovoltaics from cut‑defined layouts to assembly‑defined systems. Standardized interlocking units generate negative‑Poisson‑ratio, reconfigurable architectures, while hinge regions are wired by selectively activatable AgNW–GO@EGaIn composite interconnects and a folding‑enabled interconnector layer. A decimeter‑
Seok Joon Hwang   +15 more
wiley   +1 more source

Analisis Pengaruh Holding Time dan Arus Pengelasan Terhadap Sifat Mekanik Sambungan Las Titik Pada Stainless Steel [PDF]

open access: yes, 2015
Spot Welding is one of the resistance welding method most widely used in the automotive and manufacturing world. Spot Welding has several advantages among fast process, neat and simple.
, Muh Alfatih Hendrawan.,ST., MT.   +2 more
core  

Stresses in the vicinity of an un-reinforced mitre intersection: an experimental and finite element comparison [PDF]

open access: yes, 2007
The experimental investigation reported provides elastic stresses in the vicinity of the unreinforced intersection of a single 90° mitred bend, subjected to an in-plane bending moment. The specimen was extensively strain gauged on the outer surface.
J Wood   +4 more
core   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

EXPERIMENTAL ANALYSIS OF RESISTANCE SPOT WELDING PARAMETERS FOR LOW CARBON STEEL SHEET

open access: yesJournal of Engineering and Sustainable Development, 2018
Resistance Spot Welding (RSW) is one of the most efficient fusion welding processes which known as a thermo – electric process used in joining metal by a combination of adjustable parameters (heat, pressure and time), it is high speed, flexible and ...
Kamal Abdulkareem Mohammed
doaj  

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