13 Result(s)
within
Hao Guo
Metallic Materials
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Article
Exploring a new path of green and efficient utilization of sinter return fine to produce composite pellets
Efficient utilization of sinter return fine is an important measure to reduce cost, increase efficiency, save energy and reduce emission. A new path of green and efficient utilization of return fine was propos...
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Article
Improving mathematical model of burden distribution and correcting chute angle to cope with fluctuation of stock line
Accurate evaluations of the burden distribution are of critical importance to stabilize the operation of blast furnace. The mathematical model and discrete element method (DEM) are two attractive methods for p...
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Article
Response Surface Method Optimization of Mixed Acid Leaching Parameters for Scheelite Concentrate
The scheelite concentrate was leached with a mixture of sulfuric and oxalic acids. Chemical compositions, mineral phases, and morphology were characterized by XRF, XRD, and SEM–EDS. Based on the results of the...
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Article
Preparation of Zinc Powders by Acid Electrowinning
During the electrowinning of zinc in a mixture electrolyte of zinc sulfate and ammonium sulfate, the effects of current density, Zn2+ mass concentration and electrolytic additives on the morphology and current ef...
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Chapter and Conference Paper
Effects of Oxygen on the Density of States and Elastic Properties of Hafnium—First Principles Calculations
Due to its excellent comprehensive properties, Hf has been the preferred material for control rods in the nuclear reactors. There is a very strong influence of even small additions of oxygen element on the mec...
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Chapter and Conference Paper
Effects of Ce Addition on the Microstructure and Mechanical Properties of Accident-Tolerance Fe-Cr-Al Fuel Cladding Materials
Fe-Cr-Al alloys are promising materials for accident-tolerance fuel cladding applications due to their excellent performance of oxidation and corrosion resistance under elevated temperature. In this study, eff...
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Chapter and Conference Paper
Influence of Hot Rolling on Mechanical Behavior and Strengthening Mechanism in Boron Carbide Reinforced Aluminum Matrix Composites
Boron carbide reinforced aluminum matrix composites are widely used as neutron absorption materials. Here we report that mechanical alloying has been successfully employed to synthesize metal matrix composite ...
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Chapter and Conference Paper
Influence of Austenitizing Temperature and Time on Microstructure and Mechanical Properties of an YP460 Grade Crack Arrest Steel
The influence of austenitizing temperature and austenitizing holding time on the microstructure and mechanical properties of a YP460 grade crack arrest steel was investigated. The first group specimens were au...
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Chapter and Conference Paper
Effects of Matrix Microstructure on the Nanoscale Precipitation and Precipitation Strengthening in an Ultra-high Strength Steel
Matrix microstructure and nanoscale clusters are the two main factors influencing the mechanical properties of nanocluster strengthened steels. Here, an ultra-high strength steel with a tensile strength of ~1....
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Chapter and Conference Paper
Effects of Solid Solution Treatment on the Microstructure and Mechanical Properties in the Ultra-High Strength Steel Strengthened by Nanoscale Particles
The microstructure and mechanical properties of the ultra-high strength steel by nanoscale particles are studied in detail with different solid solution treatment. The results indicated that the microstructure...
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Chapter and Conference Paper
Influence of Strain Path Change on the Microstructure and Mechanical Properties of Duplex Mg–Li Alloy
The microstructures, texture evolution, and mechanical properties of unidirectionally-rolled and cross-rolled Mg–9Li–6Er alloy were investigated in this paper. The results show that the Mg–9Li–6Er alloy mainly...
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Chapter and Conference Paper
Influences of Thermomechanical Treatments on the Microcstructure Evolution and Mechanical Properties of Nano-precipitates Strengthened Steels
Nano-precipitates strengthened steels exhibit excellent combination of high strength, high toughness and good weldability. In this study, the optimized thermomechanical processing and aging treatments are used...
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Chapter and Conference Paper
Synthesis and Characterization of Al–B4C Powders by Mechanical Alloying
Boron carbide reinforced aluminum matrix composites are widely used as neutron absorption materials. Here we report that mechanical alloying has been successfully employed to synthesize metal matrix composite ...
