Journal ArticleDOI
Effects of rare earth oxide on hardfacing metal microstructure of medium carbon steel and its refinement mechanism
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TLDR
In this article, the effect of rare earth oxide on microstructure and inclusions in hardfacing metal was analyzed by means of optical microscopy and scanning electron microscopy, and the results showed that the microstructures were composed of ferrite and small amount of pearlite and the fractograph was changed from brittle to equiaxed dimples.About:
This article is published in Journal of Rare Earths.The article was published on 2011-06-01. It has received 57 citations till now. The article focuses on the topics: Hardfacing & Oxide.read more
Citations
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Journal ArticleDOI
Effect of Adding Cerium on Microstructure and Morphology of Ce-Based Inclusions Formed in Low-Carbon Steel.
TL;DR: It is found that the inclusions with a size of about 4∼7 μm can serve as heterogeneous nucleation sites for AF formation and Thermodynamic calculations have been applied to predict the inclusion formation in this molten steel, which show a good agreement with experimental one.
Journal ArticleDOI
Roles of Lanthanum and Cerium in Grain Refinement of Steels during Solidification
TL;DR: In this article, the authors summarized the major published results on investigation of the roles of lanthanum or/and cerium in various steels, provided reviews on the similarity and difference of previous studies, and clarified the inconsistent results.
Journal ArticleDOI
Fe-24 wt.%Cr-4.1 wt.%C hardfacing alloy: Microstructure and carbide refinement mechanisms with ceria additive
TL;DR: In this article, the microstructure and carbide refinement mechanisms of Fe-Cr-C hardfacing alloys with 0, 1.5, and 4.1% ceria additives have been systematically investigated.
Journal ArticleDOI
Effects of Ce on Inclusions, Microstructure, Mechanical Properties, and Corrosion Behavior of AISI 202 Stainless Steel
Guojun Cai,Chang-sheng Li +1 more
TL;DR: In this paper, the effects of Ce addition on the corrosion behavior of AISI 202 stainless steel with different Ce contents were investigated by means of SEM, TEM, microhardness tester, and tensile and Charpy impact tests.
Journal ArticleDOI
Effect of rare earth oxide on the properties of laser cladding layer and machining vibration suppressing in side milling
Yanhua Zhao,Jie Sun,Li Jianfeng +2 more
TL;DR: In this article, the effect of La 2 O 3 on the coating properties of laser cladding was investigated and the results showed that the hardness and wear resistance of the coatings with La 2 o 3 are improved significantly.
References
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Journal ArticleDOI
The effect of carbide and nitride additions on the heterogeneous nucleation behavior of liquid iron
TL;DR: In this paper, a systematic study of carbide and nitride additions on the heterogeneous nucleation behavior of supercooled liquid iron was undertaken, and it was found that titanium nitride and titanium carbide were very effective in promoting heterogenous nucleation.
Journal ArticleDOI
Effect of submerged arc process variables on dilution and bead geometry in single wire surfacing
N. Murugan,R.S. Parmar,S.K. Sud +2 more
TL;DR: In this paper, mathematical models were developed by using a five level factorial technique to predict the weld bead geometry for depositing 316L stainless steel onto structural steel IS 2062, which was used for maintenance and repair of railway rolling stock as well as points and junctions, earth moving and agricultural machinery, large gear wheels, conveyor shafts, chutes, turbine components and innumerable other components.
Journal ArticleDOI
Investigation on the failure of the gear shaft connected to extruder
Jing Jian-ping,Meng Guang +1 more
TL;DR: In this article, the fracture of the gear shaft of an extruder was investigated and the torque on the shaft replaced the fractured one was measured under typical work conditions, and the fatigue and material mechanics properties of the fractured shaft were obtained by tensile and fatigue test.
Journal ArticleDOI
Effect of rare earth oxides on the morphology of carbides in hardfacing metal of high chromium cast iron
TL;DR: In this paper, the effect of rare earth (RE) oxides on the morphology of hard-facing metal was studied. And the type of the carbides was determined by optical microscopy, scanning electron microscopy (SEM), energy dispersive spectrometer (EDS), and X-ray diffraction (XRD).
Journal ArticleDOI
Microstructure and erosive wear behavior of weld deposits of high manganese electrode
TL;DR: In this paper, low carbon steel plates were surfaced with single, double and triple pass bead on-plate welds using the shielded metal arc welding technique with a high manganese electrode, and the microstructure, hardness and erosive wear behavior of the deposit layers were investigated.
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