Results 31 to 40 of about 66,978 (228)

Manufacturing of Titanium Components with 3DPMD

open access: yesMetals, 2019
Within this work, the 3D plasma metal deposition (3DPMD) process is introduced as an additive manufacturing process for titanium components. For this purpose, demonstrators were designed, manufactured and subsequently analyzed. Process-structure-property
Kevin Hoefer   +3 more
doaj   +1 more source

Effect of Track Overlap on the Microstructure and Properties of the CoCrMoSi PTA Coatings [PDF]

open access: yesMaterials Research, 2015
Broadly speaking, the research and design of coatings are generally studied by way of single-track deposits; otherwise, the development of a coated part entails the understanding of how multi-track welding influences the microstructure and properties of ...
Rafael Guetter Bohatch   +2 more
doaj   +2 more sources

Plasma Transferred ARC (PTA) Hardfacing of Recycled Hardmetal Reinforced Nickel-matrix Surface Composites

open access: yesMedžiagotyra, 2012
The aim of this work was to apply coarse recycled hardmetal particles in combination with Ni-based matrix to produce wear resistant metal matrix composite (MMC) thick coatings using plasma transferred arc hardfacing (PTA) technology.
Arkadi ZIKIN   +5 more
doaj   +1 more source

Complement activation and protein adsorption by carbon nanotubes [PDF]

open access: yes, 2006
As a first step to validate the use of carbon nanotubes as novel vaccine or drug delivery devices, their interaction with a part of the human immune system, complement, has been explored.
Flahaut, Emmanuel   +5 more
core   +2 more sources

Feasibility of surface-coated friction stir welding tools to join AISI 304 grade austenitic stainless steel

open access: yesDefence Technology, 2014
An attempt is made to develop the tools that are capable enough to withstand the shear, impact and thermal forces that occur during friction stir welding of stainless steels.
A.K. Lakshminarayanan   +2 more
doaj   +1 more source

Corrosion behavior of WC–Co coating by plasma transferred arc on EH40 steel in low-temperature

open access: yesHigh Temperature Materials and Processes, 2022
To investigate the corrosion behavior of WC–Co composite coating, plasma transferred arc (PTA) welding was applied to prepare WC–Co coating on hull steel EH40 for achieving good metallurgical bonding.
Cao QiZheng   +4 more
doaj   +1 more source

Timing of maternal exposure and fetal sex determine the effects of low-level chemical mixture exposure on the fetal neuroendocrine system in sheep [PDF]

open access: yes, 2016
We have shown that continuous maternal exposure to the complex mixture of environmental chemicals (ECs) found in human biosolids (sewage sludge), disrupts mRNA expression of genes crucial for development and long-term regulation of hypothalamo-pituitary ...
Bellingham, M.   +7 more
core   +2 more sources

Wear Assessment of Fe-TiC/ZrC Hardfacing Produced from Oxides [PDF]

open access: yesTribology in Industry, 2015
The direct conversion of oxides into carbides during plasma transferred arc welding is a promising processing route to produce wear resistant overlays at low cost.
S. Corujeira-Gallo, N. Alam
doaj  

Influence of Plasma Transferred Arc Process Parameters on Structure and Mechanical Properties of Wear Resistive NiCrBSi-WC/Co Coatings

open access: yesMedžiagotyra, 2011
Self-fluxing NiCrBSi and related coatings received considerable interest due to their good wear as well as corrosion resistance at moderate and elevated temperatures. Hard tungsten carbide (WC) particles can be included in NiCrBSi for further increase of
Eitvydas GRUZDYS, Šarūnas MEŠKINIS
doaj   +1 more source

Investigation of the Short Argon Arc with Hot Anode, Part II: Analytical Model

open access: yes, 2017
Short atmospheric pressure argon arc is studied numerically and analytically. In a short arc with inter-electrode gap of several millimeters non-equilibrium effects in plasma play important role in operation of the arc.
Kaganovich, I. D.   +3 more
core   +1 more source

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