Results 71 to 80 of about 3,313 (172)

Structural Origin of the Enhanced Glass-Forming Ability Induced by Microalloying Y in the ZrCuAl Alloy

open access: yesMetals, 2016
In this work, the structural origin of the enhanced glass-forming ability induced by microalloying Y in a ZrCuAl multicomponent system is studied by performing synchrotron radiation experiments combined with simulations.
Gu-Qing Guo, Shi-Yang Wu, Liang Yang
doaj   +1 more source

Role of initial stored energy on hydrogen microalloying of ZrCoAl(Nb) bulk metallic glasses

open access: yes, 2021
In this paper, the role of primary stored energy and structural heterogeneity on the subsequent effects of hydrogen microalloying in glassy alloys was studied.
Abdulateef M.H.   +7 more
core  

The effect of microalloying elements on prior austenite grain growth of low-carbon slab material [PDF]

open access: yes, 2019
The effect of microalloying elements on the prior austenite grain growth of slab materials during slab reheating has been investigated. The investigated materials were laboratory castings with two levels of carbon (0.05 and 0.09 wt.%) and different ...
Porter, D   +3 more
core   +1 more source

Effect of Fe Element and Ultrasonic Vibration on the Microstructure and Mechanical Properties of the Cu-TiB2 Composites

open access: yesMetals
Cu-(Fe-Ti)-TiB2 composites were prepared by in situ reaction and vacuum casting with and without ultrasonic vibration. The evolution of the microstructure and mechanical properties of the composite with the variation in Fe element was analyzed.
Siruo Zhang   +5 more
doaj   +1 more source

The effect of alloying on the resistance of carbon steel for oilfield applications to CO2 corrosion

open access: yesMaterials Research, 2005
A systematic study has been conducted to investigate the influence of a wide range of alloying elements and different processing conditions on the resistance of low-carbon steels to CO2 corrosion. Strong carbide-forming microalloying elements such as Ti,
David V. Edmonds, Robert C. Cochrane
doaj   +1 more source

The effect of microalloying on the sheared edge ductility of ferritic steels [PDF]

open access: yes, 2019
Sheared edge ductility plays a critical role in many automotive and structural applications. The effect of microalloying elements on the microstructure, mechanical properties, sheared edge quality and hole expansion properties of six thermomechanically ...
Porter, D.   +4 more
core   +1 more source

Enhancing Hydrogen Embrittlement Resistance of Al–Zn–Mg–Cu Alloys via Si Microalloying and Optimized Heat Treatment

open access: yesMetals
7xxx series aluminum alloys are critical structural materials in aerospace applications, but their susceptibility to hydrogen embrittlement (HE) poses significant challenges to service safety and durability.
Huijun Shi   +8 more
doaj   +1 more source

An Analysis on Surface Cracks Formation of H Beam of Nb-V Microalloying Steel BS55C

open access: yesTeshugang, 2006
The causes of surface cracks formation of H beam of Nb-V microalloying steel BS55C-0. 14~0. 17C,0.45~0.55Si,1.25~1.45Mn,0.08~0. 10V,0.03~0.05Nb have been analyzed.
刘建华   +4 more
doaj  

Stabilizing nanoprecipitates in Al-Cu alloys for creep resistance at 300°C

open access: yesMaterials Research Letters, 2019
Commercial precipitation-hardened Al-Cu alloys are normally used at temperatures below its ageing temperature of ∼225°C, to avoid thermally induced precipitate coarsening and resultant softening.
Y. H. Gao   +6 more
doaj   +1 more source

INVESTIGATION OF INFLUENCE OF MICROALLOYING AND MODIFYING ELEMENTS ON THE STRUCTURE CHARACTERISTICS OF PEARLITIC CAST IRON

open access: yes, 2010
Influence of microalloying and modifying elements on structure and characteristics of perlitic antifriction cast irons with vermicular graphite is ...
A. P. Melnikov   +3 more
core   +1 more source

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