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On grain growth and phase precipitation behaviors during W-Cr-Zr alloy densification using field-assisted sintering technology

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 98 ()

Field-assisted sintering technology (FAST), as a fast densification method with low process temperature, was used to manufacture self-passivating tung......

Anisotropy and stability of the mechanical properties of the W alloy plate reinforced with Y-Zr-O particles and prepared by a wet chemical method

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 99 ()

The anisotropy and stability of the mechanical properties of the W alloy plate (W-0.4 wt% Y-2(Zr)O-3, designed as WYZ) reinforced with Y-Zr-O particle......

Fabrication of Mo-Y2O3 alloys using hydrothermal synthesis and spark plasma sintering

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 98 ()

Fine-grained Mo alloys doped with uniformly distributed nanoscale Y2O3 particles were successfully prepared by employing two powerful strategies: fabr......

Orientation relationship of texture development in hot-rolled W during annealing

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 97 ()

Severe through-thickness texture inhomogeneity is apt to occur during hot-rolling of tungsten. This raises the intriguing notion of how is the inhomog......

Examining deformation localization of irradiated tungsten under uniaxial compression with crystal plasticity

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 100 ()

In this work, the deformation behavior of irradiated tungsten at elevated service temperatures is examined using mechanism-based crystal plasticity fi......

The characteristics of lamellar bands developed in cold-rolled Ta?10W alloy at low strains

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 97 ()

Elongated lamellar bands parallel to rolling plane are usually formed in ?-fiber of Ta?W alloys at high strains. However, in this study, a type of lam......

Mechanism of adhesion failure during interrupted cutting with cemented carbide tools: Experimental and ab-initio perspective

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 98 ()

Considering the frequent occurrence of adhesion failure of the cemented carbide tool during interrupted cutting of heavy parts, resulting in the sudde......

Microstructure and mechanical properties of MoNbW(TaC)x composites

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 99 ()

In this study, novel MoNbW(TaC)x composites with eutectic-like structures were firstly prepared by arc melting. The composites consisted of body-cente......

Effect of basalt fiber on the microstructure and holding strength of sintered WC-based diamond composite

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 99 ()

Basalt fiber (BF), a cheap and attractive fiber, was introduced into tungsten carbide (WC)-based diamond composite materials to study the effect of di......

Microstructure and property of tungsten carbide particulate reinforced wear resistant coating by TIG cladding

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 100 ()

WC particle-reinforced coating with high hardness and excellent wear resistance has been concerned extensively. In this paper, a method via powder cor......

Investigations on microstructure and mechanical properties of HfC particle-reinforced W-Mo composites

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 100 ()

The W-Mo-HfC composites were prepared by using the conventional powder metallurgy with the two different sintering temperature and the same forging te......

Impurity-induced microstructural uniformity by narrowing stored energy difference between {111} and {100} grains in rolled W

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 99 ()

Orientation-dependent phenomenon, which is ubiquitous in polycrystals and proceeds from plastically anisotropy within each grain, give rise to a non-u......

Study on coating performance of CVD coated cermet tools for 4340 steel cutting

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 98 ()

For the coating/substrate combination, the substrate and the coating influence each other. Different coating combinations have different effects in cu......

Improved mechanical performance and electrochemical corrosion of WC-Al2O3 composite in NaCl solution by adding the TiC additives

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 99 ()

In this study, 85-xWC-xTiC-15wt%Al2O3 (x = 0, 5, 10 and 20 wt%) composites were fabricated via hot pressing sintering technology. The influences of Ti......

Wetting behaviors of TiC0.4N0.6 and CoCrNi medium-entropy alloy system

期刊: INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS, 2021; 97 ()

Adopting CoCrNi medium-entropy alloy (MEA) with high strength and toughness as the binder metal can be a solution for the property improvement of cerm......

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