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[PDF] Top 20 Creep of tantalum under cyclic elevated temperatures

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Creep of tantalum under cyclic elevated temperatures

Creep of tantalum under cyclic elevated temperatures

... of tantalum under cyclic elevated temperatures Abstract An initial study was conducted on the effects of cyclic temperature variations of small amplitudes upon the creep ... See full document

66

Observation on creep of tantalum

Observation on creep of tantalum

... have been carried out using a bismuth-uranium alloy as the circulating fuel-coolant, but comparatively little information is available on the mechanical properties of tantalum, particularly on the creep ... See full document

33

A proposed model for high temperature creep of tantalum

A proposed model for high temperature creep of tantalum

... temperature creep of tantalum Abstract A model for the creep of tantalum at elevated temperature has been presented in which the increase in strain rate with strain is related to the ... See full document

21

Investigation of short term creep deformation mechanisms in MarBN steel at elevated temperatures

Investigation of short term creep deformation mechanisms in MarBN steel at elevated temperatures

... steady-state creep is therefore ex- hibiting a power-law stress dependence with an exponent of 7 and a real activation energy of ...the creep behaviour of the MarBN ...dominant creep de- formation ... See full document

15

Creep-fatigue crack growth behavior of Pb-contained and Pbfree solders at room and elevated temperatures

Creep-fatigue crack growth behavior of Pb-contained and Pbfree solders at room and elevated temperatures

... 3.4. Condition for cycle-dependent/time-dependent transition According to the foregoing results and discussion, Fig. 8 shows a summary of fatigue crack growth behavior of Sn-37Pb and Sn-3.0Ag-0.5Cu solders tested ... See full document

6

Investigation of fatigue crack growth in a power plant steel under elevated temperatures

Investigation of fatigue crack growth in a power plant steel under elevated temperatures

... Portugal Abstract During their operation, modern aircraft engine components are subjected to increasingly demanding operating conditions, especially the high pressure turbine (HPT) blades. Such conditions cause these ... See full document

8

Notch effect on structural strength of components at elevated temperature under creep, fatigue and creep-fatigue loading conditions : phenomenon and mechanism

Notch effect on structural strength of components at elevated temperature under creep, fatigue and creep-fatigue loading conditions : phenomenon and mechanism

... and cyclic loadings induced by the startup, steady operation and shutdown of the system, so creep, fatigue and creep-fatigue interaction are three potential failure modes, which will be included for ... See full document

46

Cyclic plasticity and creep of power plant materials

Cyclic plasticity and creep of power plant materials

... ˚C under an out-of-phase condition, gives 100MPa peak stress difference in ...the cyclic trends of this figure are similar where the stress levels become stable, between 500 and 600 ˚C in compressive ... See full document

191

An autographic elevated temperature creep testing facility

An autographic elevated temperature creep testing facility

... autographic elevated temperature creep testing facility Abstract The problems of obtaining accurate strain data, providing reliable temperature control, and affording oxidation protection arise in the ... See full document

26

Experimental Investigation And Statistical Analysis Of Creep Properties Of A Hybridized Epoxy-Alumina-Calcium Silicate Nanocomposite Material Operating At Elevated Temperatures

Experimental Investigation And Statistical Analysis Of Creep Properties Of A Hybridized Epoxy-Alumina-Calcium Silicate Nanocomposite Material Operating At Elevated Temperatures

... ANOVA, Creep, Tensile Strength, SPSS Software ——————————  —————————— 1 INTRODUCTION THIS research is carried out to develop a polymer matrix hybrid nanocomposite material for oil and gas supply system through ... See full document

10

SOME CREEP-RUPTURE DATA ANALYTICS AS APPLIED TO AISI 310S SUPERALLOY AUSTENITIC STAINLESS STEEL SHEETS AT ELEVATED TEMPERATURES AND HIGH APPLIED STRESSES

SOME CREEP-RUPTURE DATA ANALYTICS AS APPLIED TO AISI 310S SUPERALLOY AUSTENITIC STAINLESS STEEL SHEETS AT ELEVATED TEMPERATURES AND HIGH APPLIED STRESSES

... Introduction Creep is a slow time-dependent plastic deformation that ultimately causes ...at elevated temperatures under heavy ...by creep is severe in electric power generation ... See full document

5

Bending creep behavior of wood under cyclic moisture changes

Bending creep behavior of wood under cyclic moisture changes

... An attempt was therefore made in this study to (1) deter- mine the behavior of total compliance in different species during cyclic moisture changes, (2) explore how MC change [r] ... See full document

7

Experimental Study on Ternary Blended Concrete under Elevated Temperatures

Experimental Study on Ternary Blended Concrete under Elevated Temperatures

... high temperatures bringing about deterioration, aggregate fall and total collapse of the ...concrete under elevated temperature extending from 200ºC - 800 ºC with an interim of 200 ºC for duration of ... See full document

5

Analysis of Cyclic Plastic Response of Heat Resistant Sanicro 25 Steel at Ambient and Elevated Temperatures

Analysis of Cyclic Plastic Response of Heat Resistant Sanicro 25 Steel at Ambient and Elevated Temperatures

... at elevated temperature. Saturated hysteresis loops at both temperatures were analyzed to deduce the probability density distribution of the internal critical stresses and to estimate the contribution of ... See full document

6

Dehydration of bananas at elevated 
										temperatures.

Dehydration of bananas at elevated temperatures.

... Bananas (Giant Carvendish variety AAA) planted in three areas of Taichung, Nantou and Pingtung were obtained from local supermarket. The ripening degree of the selected bananas is within 4 – 6, based on the color index ... See full document

7

Local Ratcheting Phenomena in the Cyclic Behavior of Polycrystalline Tantalum

Local Ratcheting Phenomena in the Cyclic Behavior of Polycrystalline Tantalum

... polycrystalline tantalum Damien Colas, Eric Finot, Sylvain Flouriot, Samuel Forest, Matthieu Mazière, Thomas Paris Abstract A direct numerical simulation of the cyclic response of a 250 grain polycrys- ... See full document

22

Rate and Extent of Supercritical Fluid Extraction of Cyclic Trimer from Poly (Ethylene Terephthalate) at Elevated Temperatures

Rate and Extent of Supercritical Fluid Extraction of Cyclic Trimer from Poly (Ethylene Terephthalate) at Elevated Temperatures

... Problems occurred with blocking of the restrictor at the higher extraction temperatures. This m a y h a v e been caused by a small fraction of the P E T becoming soluble in the extracting phase and being ... See full document

5

Bending creep behavior of hot-pressed wood under cyclic moisture change conditions

Bending creep behavior of hot-pressed wood under cyclic moisture change conditions

... The effect of moisture content (MC) change on elastic compliance and mechanosorptive (MS) compliance was investigated. The relation between MS compliance and thickness swe[r] ... See full document

8

Solid Lubrication on Hard Metal Specimens with Micropits Under Normal and Elevated Temperatures

Solid Lubrication on Hard Metal Specimens with Micropits Under Normal and Elevated Temperatures

... resemble dry sliding conditions. Comparative reciprocating sliding friction measurements were then run on the speci- mens under both heating and ambient conditions. 3.2.1 COF Values Without Heating (Solid ... See full document

10

Study on Residual Properties of Polypropylene Fiber Reinforced Concrete under Elevated Temperatures

Study on Residual Properties of Polypropylene Fiber Reinforced Concrete under Elevated Temperatures

... Abstract-- High temperature can cause the development of cracks which may eventually cause loss of structural integrity and shorting of service life. As the concrete used for special purpose, the risk of exposing it to ... See full document

5

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