Results 131 to 140 of about 2,129 (183)

Effect of initial powder particle size on the hot workability of powder metallurgy Ni-based superalloys

open access: yesMaterials and Design, 2020
The effect of the initial powder particle size on the hot workability of Ni-based superalloys was investigated. Herein, four powders with different particle size ranges (106 μm) exhibited superior hot workability than that of the sample fabricated using ...
Masaya Higashi
exaly   +3 more sources

Experimental and numerical analyses of magnesium alloy hot workability

open access: yesJournal of Magnesium and Alloys, 2016
Due to their hexagonal crystal structure, magnesium alloys have relatively low workability at room temperature. In this study, the hot workability behavior of cast-extruded AZ31B magnesium alloy is studied through hot compression testing, numerical ...
Fethi Abbassi   +2 more
exaly   +3 more sources

The effects of η phases and Al3(Er, Zr) particles pre-precipitation on the hot workability and recrystallization of Al–Zn–Mg–Er–Zr alloy

open access: yesJournal of Materials Research and Technology
This paper investigates the impact of pre-precipitated η phases and Al3(Er, Zr) particles on the hot workability and recrystallization behavior of an Al–Zn–Mg–Er–Zr alloy. The optimal pre-precipitation heat treatment prior to hot deformation was obtained
Jiongshen Chen, Chenxi Ma, Wu Wei
exaly   +3 more sources
Some of the next articles are maybe not open access.

Hot Workability

International Materials Reviews, 1972
Hot workability relates to the ability of a metal or alloy to be deformed under conditions of high temperature (> O.6Tm, where Tm is the melting temperature in degrees Kelvin) and relatively high strain rates (10 -1 to 10 3 S -1
C. M. Sellars, W. J. McG. Tegart
openaire   +1 more source

Tests for Hot Workability

JOM, 1963
Most of the alloys in use today exhibit a wide variety of workability characteristics. Therefore, it is important to determine the amount of deformation a particular metal or alloy can withstand, and in addition, the effects of deformation upon the properties of the resulting shape. The forging behavior of eight distinct alloy types are reviewed.
H. J. Henning, F. W. Boulger
openaire   +1 more source

Workability of Hot-Mix Asphalt

Transportation Research Record: Journal of the Transportation Research Board, 2004
The term "workability" has been used to describe several properties related to the construction of hot-mix asphalt (HMA). For this study, workability was defined as a property describing the ease with which HMA can be placed, worked by hand, and compacted.
Jagan M. Gudimettla   +2 more
openaire   +1 more source

Hot workability of steels for forgings

Steel Research, 1986
Sufficient hot ductility is one of the prerequisites for the successful forming and heat treatment of steels. The influence of chemical composition (including trace elements), of soaking and deformation temperatures, strain rate and duration of deformation was to be studied in hot tensile testing.
Helmut Finkler, Günter Rennollet
openaire   +1 more source

Hot Workability of Metals and Alloys

JOM, 1987
This tutorial presentation compares the hot working behavior of common industrial metals as grouped by crystal structure. The paper has primarily been arranged in a standardized tabular form so that cross referencing can be made between metals in the fcc, bcc, and hcp groups.
H. J. McQueen, D. L. Bourell
openaire   +1 more source

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