Results 11 to 20 of about 45,841 (300)

A Contribution to New Material Standards for Ductile Irons and Austempered Ductile Irons [PDF]

open access: yesInternational Journal of Metalcasting, 2016
Some results of materials characterization activities, dedicated to classical and notch mechanics fatigue and elastoplastic properties, have already been published for some Ferritic-Pearlitic Ductile Iron, including the patented heat treated Isothermed (IDI) and Austempered Ductile Iron (ADI) grades. Others have not yet been published. The possible use
Zanardi F.   +5 more
openaire   +8 more sources

Investigation and Minimization of Slag Spot Surface Defects in Continuous Casting of High Carbon Steel Billets through Statistical Evaluation

open access: yesMetals, 2020
Slag spot surface defects often appear during continuous casting of high carbon steel billets due to the solidification characteristics of molten steel in the mold.
Yong-feng Chen   +7 more
doaj   +1 more source

Effect of Niobium on the Microstructure and Mechanical Properties of Alloyed Ductile Irons and Austempered Ductile Irons [PDF]

open access: yesMetals, 2021
In this research, different ductile irons and austempered ductile irons were successfully developed using several alloying contents of nickel, copper and microalloying with niobium. Additionally, special nanocarbon powder was added to the molten iron to enhance the nucleation tendency of spheroidal graphite and compensate for the possible negative ...
Mostafa Ahmed   +4 more
openaire   +4 more sources

evaluation of economic efficiency of low thickness light ductile iron pipe in comparison with polymeric and composite pipes [PDF]

open access: yesعلوم و مهندسی آب و فاضلاب, 2017
Technical characteristics should be matched with desired performance. Investigation of cost effectiveness of pipe materials in short and long term usages is essential.
Mehrdad Rashidzadeh
doaj   +1 more source

Study on the effect of micro-shrinkage porosity on the ultra-low temperature toughness of ferritic ductile iron

open access: yesHigh Temperature Materials and Processes, 2022
In this study, the ductile iron ingots are cast using a metal mold, and the riser neck diameter is changed to control the micro-shrinkage porosity, which can affect the ultra-low temperature toughness of ferritic ductile iron.
Chen Shuying   +5 more
doaj   +1 more source

The influence of copper on the properties of ductile iron for producing centrifugally cast rolls [PDF]

open access: yes, 2018
An intentional change in material properties is an important condition for castings production. It is one way how to meet the casting requirements of how to adapt the material properties to the operating conditions.
Hampl, Jiří   +2 more
core   +1 more source

Thin Wall Ductile Iron Castings: Technological Aspects [PDF]

open access: yes, 2013
The paper discusses the reasons for the current trend of substituting ductile iron castings by aluminum alloys castings.However, it has been shown that ductile iron is superior to aluminum alloys in many applications.
E Fraś, M. Górny, W. Kapturkiewicz
core   +2 more sources

Research and Application Progress of Plasma Heating Technology for Continuous Casting Tundish [PDF]

open access: yesTeshugang
In the steel industry is facing the new normal situation of transformation and upgrading, with the help of intelligent equipment to drive the steel industry to green and high-end development is expected to achieve the optimization of the steel production
Li Jingshe, Wang Cun, Chen Yongfeng, Yang Shufeng, Liu Wei, Bai Yun, Huang Chengyong, Sun Ye
doaj   +1 more source

Ductile and Gray Cast Irons Deterioration with Time in Various NaCl Salt Concentrations [PDF]

open access: yesEngineering and Technology Journal, 2008
Gray cast iron is used in wide engineering applications especially pipesand these pipes are exposed to failure in most cases so that ductile cast iron is usedinstead of it later.This project deals with the study of microstructure characteristics ...
Sami A. Ajeel, Safaa Mohommed Hasoni
doaj   +1 more source

A Study of the Mechanisms and Kinetics of the Localized Corrosion Aggravation of Ductile Iron in a Harsh Water Quality Environment

open access: yesMetals, 2022
Ductile iron is a high-strength cast iron material. The spherical graphite obtained by inoculation treatment effectively improves the mechanical properties of cast iron, resulting in higher strength than carbon steel.
Bingqin Wang   +6 more
doaj   +1 more source

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