Evaluating the Effect of Hot‐Rolling Reduction on the Mechanical Properties of In Situ Formed Aluminum–Magnesium–Silicon (Al‐Mg2Si) Composites
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DOI: 10.1002/adem.201900609
Abstract: The effects of hot rolling on the microstructure and mechanical properties of as‐cast Al‐15Mg2Si, Al‐20Mg2Si, and modified Al‐15Mg2Si in situ composites are studied. During rolling, the primary and eutectic Mg2Si particles undergo mechanical fragmentation and… read more here.
Keywords: mg2si; evaluating effect; ductility; hot rolling ... See more keywords
Hybrid (Carbon Nanotube + Graphene Nanoplatelet)/AZ31 Composite with Simultaneously Enhanced Strength and Ductility
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Engineering Materials"
DOI: 10.1002/adem.202100827
Abstract: Carbon nanotubes (CNTs) and graphene nanoplatelets (GNPs) are added into an AZ31 matrix to obtain a composite with high performance via the powder metallurgy (PM) approach. The results reveal that the hybrid (CNT + GNP) reinforcements are… read more here.
Keywords: ductility; strength; cnts gnps; carbon nanotube ... See more keywords
Hierarchical‐structure‐dependent high ductility of electrospun polyoxymethylene nanofibers
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Polymer Science"
DOI: 10.1002/app.47086
Abstract: Two types of electrospun polyoxymethylene nanofibers with rough and smooth surface morphologies [rough fibers (RFs) and smooth fibers (SFs), respectively] were successfully prepared via the control of the electrospinning voltages. Mechanical tensile tests showed that… read more here.
Keywords: electrospun polyoxymethylene; hierarchical structure; polyoxymethylene nanofibers; ductility ... See more keywords
Hot Ductility and Fracture Phenomena of Low‐Carbon V–N–Cr Microalloyed Steels
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DOI: 10.1002/srin.201900265
Abstract: The hot ductility of low‐carbon V–N–Cr microalloyed steel is studied using a thermomechanical simulator. The steel is solution treated at 1350 °C and cooled at 15 °C s−1 to the test temperature in the range of 650–1200 °C. Next,… read more here.
Keywords: carbon microalloyed; low carbon; hot ductility; ductility ... See more keywords
Concurrent Enhancement of Ductility and Efficiency for Annealing High‐Speed Steel via Tuning Cooling Rates
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DOI: 10.1002/srin.202000626
Abstract: High‐speed steel usually uses very slow cooling rates for complete annealing to guarantee good ductility at the expense of sacrificing the production efficiency. Herein, the aim is to probe the full potential of elevating cooling… read more here.
Keywords: high speed; cooling rates; ductility; efficiency ... See more keywords
Experimental Study to Design an Analog Material for Jinping Marble with High Strength, High Brittleness and High Unit Weight and Ductility
Sign Up to like & getrecommendations! Published in 2019 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1710-z
Abstract: The rockburst and spalling problems encountered in the Jinping Underground Laboratory are to be investigated using 3-D physical model testing. New similarity relationships for the brittleness, brittle–ductile transition and ductility characteristics of deep hard rock… read more here.
Keywords: analog materials; jinping marble; analog material; rock ... See more keywords
Achieving a unique combination of strength and ductility in CrCoNi medium-entropy alloy via heterogeneous gradient structure
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DOI: 10.1007/s10853-020-04870-6
Abstract: Despite having otherwise outstanding mechanical properties, the practical application of CrCoNi medium-entropy alloy (MEA) is limited by its insufficient room temperature yield strength. Unfortunately, most traditional approaches for increasing strength usually lead to the degradation… read more here.
Keywords: strength; combination; heterogeneous gradient; gradient structure ... See more keywords
Study of Chromium Steel Ductility During Pipe Extrusion
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DOI: 10.1007/s11041-020-00520-5
Abstract: Ductility of chromium steels 15Kh13N2, 10Kh13N3MFB, and 10Kh17N13M2T is studied as a function of the stress-strain state and deformation temperature using fracture phenomenological theory. Computer simulation of the process of pipe extrusion is performed using… read more here.
Keywords: pipe extrusion; study chromium; ductility;
Leveraging Solute Segregation in Laser Powder Bed Fusion to Achieve Superior Strength and Ductility Via Single-Step Heat Treatment in Ti-Free Grade 300 Maraging Steel
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DOI: 10.1007/s11837-020-04435-7
Abstract: Maraging steels are Fe-Ni precipitation-strengthened steels that can be heat treated for achieving high strength with an accompanying loss in ductility, a trend common to most metals. We show that the segregation of Ni during… read more here.
Keywords: strength; powder bed; bed fusion; laser powder ... See more keywords
Microstructure and hot ductility behavior of Ni-based superalloy U720Li with boron addition
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DOI: 10.1007/s12598-020-01395-4
Abstract: Abstract High-alloyed superalloy U720Li is difficult to be processed through the conventional cast and wrought route. Boron is an important strengthening element for superalloys, but the role of boron in the hot ductility of U720Li… read more here.
Keywords: hot ductility; boron addition; superalloy u720li; boron ... See more keywords
A High-Ductility Mg–Zn–Ca Magnesium Alloy
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DOI: 10.1007/s40195-018-0804-7
Abstract: A new kind of Mg–2Zn–0.6Ca (wt%) alloy was fabricated by casting and hot extrusion as a high-ductility structural material. The extruded alloy exhibits a superior elongation of ~ 30%, yield strength of 130 MPa and ultimate tensile… read more here.
Keywords: ductility; high ductility; ductility magnesium; magnesium alloy ... See more keywords