Results 41 to 50 of about 594 (111)

Influence of Al and Ti on microstructure and quality of compacted graphite iron castings [PDF]

open access: yesMetalurgija, 2009
The contribution is aimed at study of influence of chemical composition of compacted graphite cast iron (CGI) on microstructure and surface quality of castings, particularly on the occurrence of pinholes. It has been found out that aluminium and titanium
T. Elbel, J. Hampl
doaj  

Computational Assessment of Thermal Conductivity of Compacted Graphite Cast Iron

open access: yesAdvances in Materials Science and Engineering, 2019
Two-dimensional FE models of CGI with different pearlite contents for thermal conductivity analysis were established according to the real metallographic images obtained by Pro/E and ANSYS.
Yue Wu   +7 more
doaj   +1 more source

Technological pecularities of producing cast iron with spherical graphite using a fast-cooled copper-magnesium ligature

open access: yesЛитьë и металлургия, 2020
Various modifiers are used for non-furnace processing of cast iron. Some of them are designed for inoculating modification, which improves mechanical properties and eliminates the appearance of whiteness in castings, while others are designed for ...
A. G. Slutsky   +5 more
doaj   +1 more source

Effect of an Oxy-Sulphide Inoculant Enhancer on Graphite Parameters in the Mould Inoculated Compacted Graphite Cast Iron

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2014
In compacted/vermicular graphite cast iron production, inoculation is applied to limit the formation of carbides, but usually this treatment also promotes nodular graphite with improved nodularity.
M. C. FIRICAN, I. C. STEFAN, I. RIPOȘAN
doaj  

Influence of Different Concentrations of Silicon, Copper and Tin in the Microstructure and in the Mechanical Properties of Compacted Graphite Iron [PDF]

open access: yesMaterials Research
In this paper the production and characterization of compacted graphite iron alloys in ten chemical compositions is presented. The specimens were obtained through a foundry process performed by a gating system model developed in order to allow the ...
B. C. M. Ribeiro   +4 more
doaj   +2 more sources

Structural and Phase Analysis of the Ausferritic Ductile Cast Iron Matrix Obtained by Heat Treatment and in the Raw State

open access: yesC
This paper presents a comparative analysis of ausferritic ductile cast iron matrix obtained through heat treatment and in its raw state. Ausferrite without heat treatment was achieved by modifying the chemical composition, while nodular graphite was ...
Leszek Klimek   +4 more
doaj   +1 more source

Effect of Thermal Expansion Mismatch on Thermomechanical Behaviour of Compacted Graphite Iron

open access: yesMicro
Compacted graphite iron (CGI) attracts significant attention in the automotive industry thanks to its suitable thermomechanical properties and cost-effectiveness.
Minghua Cao   +2 more
doaj   +1 more source

Micromechanical investigation of fracture behaviour in compacted graphite iron using the discrete element method

open access: yesJournal of Materials Research and Technology
Compacted graphite iron (CGI) is widely used in engineering applications due to its excellent mechanical properties, thermal conductivity, and wear resistance.
Xiaoxuan Ding   +4 more
doaj   +1 more source

Study on creep rate prediction model of compacted graphite cast iron under wide range of temperature and stress based on PHNN

open access: yesJixie qiangdu
ObjectiveAiming at the problem that existing models for predicting the minimum creep rate of compacted graphite cast iron under wide temperature and stress ranges still have large errors, optimization research on the prediction method was carried out to ...
MA Tian   +6 more
doaj  

A reliable and consistent production technology for high volume compacted graphite iron castings [PDF]

open access: yesChina Foundry, 2014
The demands for improved engine performance, fuel economy, durability, and lower emissions provide a continual challenge for engine designers. The use of Compacted Graphite Iron (CGI) has been established for successful high volume series production in ...
Liu Jincheng
doaj  

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