Results 61 to 70 of about 35,428 (307)

Effect of reaction sintering modes on the structure and properties of carbide ceramics

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2019
Experimental studies of the structure, phase composition, physical and mechanical properties of the reaction-sintered ceramics based on silicon carbide and boron obtained by reaction sintering have been performed. It has been shown that the properties of
E. V. Zvonarev   +4 more
doaj   +1 more source

The Use of a Solid Hydrocarbon as a Graphite Substitute for Astaloy CrM Sintered Steel

open access: yes, 2004
YesAbstract Höganäs Astaloy CrM powder was used to prepare mixtures with 0.3-1.6 % carbon contents, both with and without 1 wt.% manganese additions. The carbon was added in three ways: as a graphite powder, as a solid CnHm hydrocarbon powder, and as a ...
Stoytchev, M.   +5 more
core  

Powder metallurgy in Australasia [PDF]

open access: yes, 2014
This article provides a concise overview of current powder metallurgy (PM) activities in Australia and important developments to date. The overview is concerned primarily with the conventional PM of titanium and titanium alloys.
Gabbitas, Brian   +3 more
core  

Characterization of Ti-6Al-(4V-7Nb-4Mo) Biomedical Alloys Produced by Powder Metallurgy Method

open access: yes, 2020
Pure titanium and titanium-based alloys are the most widely used metallic biomaterials in biomedical applications. At that, the Ti-6Al-4V alloy is considered as the most commonly exploited alloy among all alloys that contain titanium.
AYGÜL, EBUZER, YALÇINKAYA, SENAİ
core   +1 more source

Nondestructive Testing of Welded Composite Metal Foams

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography (CT) is used to evaluate welded steel–steel composite metal foam (CMF) joints of two density classes. It reports variation in postweld spatial void distribution and correlates it to weld‐induced changes, mechanical performance, and failure within welded CMF panels.
Chinmaya Prerana Inguva   +2 more
wiley   +1 more source

High temperature oxidation behavior of TiC ceramics by hot-pressed sintering

open access: yesCailiao gongcheng
The long-term oxidation resistance of TiC ceramics is a key parameter for their application in aerospace industries and must be carefully evaluated at high temperatures and various airflow environments.
XIE Fengminyu   +5 more
doaj   +1 more source

FUNCTIONAL PROPERTIES OF COMBINED WEAR RESISTANT Ti-BASED COATINGS ON HIGH SPEED STEEL

open access: yesНаука и техника, 2006
Functional properties of wear resistant combined coatings based on Ti are investigated in the paper. The coatings have been obtained with the help of combined technology that used electro arc evaporation and ionic nitriding methods.
M. A. Andreyev   +2 more
doaj   +1 more source

Investigation of the hot deformation of sintered titanium compacts produced from direct reduction powder

open access: yes, 2010
Includes bibliographical references (leaves 110-111).The focus of this study was the use of powder metallurgy to produce low cost titanium with comparative mechanical properties to wrought titanium.
Petersen, Shaheeda
core  

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Powder metallurgy based manufacture of copper/carbon nanofibers composites

open access: yes, 2008
Vapour Grown Carbon Nanofibers (VGCNFs) exhibit excellent mechanical and thermophysical properties. Therefore they are one of the most promising reinforcing materials for metal matrix composites in multiple applications, like thermal management or ...
Caro, I.   +6 more
core  

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