Results 71 to 80 of about 1,800 (162)

MICROSTRUCTURAL CHARACTERISTICS, MECHANICAL AND WEAR BEHAVIOUR OF ALUMINIUM-ALLOYED DUCTILE IRONS SUBJECTED TO TWO AUSTEMPERING PROCESSES

Acta Polytechnica, 2020
The effect of aluminium addition and austempering processes on the microstructures, mechanical and wear properties of rotary melting furnace processed ductile irons was investigated.
Abdullahi Olawale Adebayo, Akinlabi Oyetunji, Kenneth Kenayo Alaneme   +2 more
doaj   +1 more source

EFFECT OF AUSTEMPERING TIMES ON THE MICROSTRUCTURES AND MECHANICAL PROPERTIES OF DUAL-MATRIX STRUCTURE AUSTEMPERED DUCTILE IRON (DMS-ADI)

, 2022
In this study, the effect of the austempering times on the microstructures and mechanical properties of dual-matrix structure austempered ductile iron (DMS-ADI) was investigated.
UYAR, AHMET, KILIÇLI, VOLKAN, NALÇACI, BURAK, ŞAHİN, ÖMER   +3 more
core   +1 more source

Bainitic Transformation and Properties of Low Carbon Carbide-Free Bainitic Steels with Cr Addition

Metals, 2017
Two low carbon carbide-free bainitic steels (with and without Cr addition) were designed, and each steel was treated by two kinds of heat treatment procedure (austempering and continuous cooling).
Mingxing Zhou, Guang Xu, Junyu Tian, Haijiang Hu, Qing Yuan   +4 more
doaj   +1 more source

Near-Ms Austempering of Carbide-Free Bainitic Steel: Effects on Phase Transformation, Microstructure and Mechanical Properties

Crystals
The parameters of the austempering process play a crucial role in governing the microstructure and mechanical properties of carbide-free bainitic (CFB) steel.
Haoqing Zheng, Zhixiang Liu, Hua Fan, Xiao Hu, Guanqiao Su, Yang Jin, Hongwei Wang, Tao Xie, Xuefei Huang   +8 more
doaj   +1 more source

Effect of copper on austempering behavior of ductile iron [PDF]

, 2011
Even since its discovery in 1948, the use of ductile iron is increasing continuously, this is due to the combination of its various excellent mechanical properties.
Panda, Ranjit Kumar
core  

Effect of austempering temperature on the microstructure and wear resistance of ultrafine bainitic steel

工程科学学报, 2018
Ultrafine bainitic steels, which are derived from nanostructured carbide-free bainitic steels, exhibit a remarkable combination of ultra-high strength and toughness together with excellent wear resistance. Their excellent integrated mechanical properties
ZHANG Chao, GUO Hui, WANG Jia-xing, ZHANG Bing, ZHAO Ai-min   +4 more
doaj   +1 more source

Austempering retards pitting failure in ductile iron spur gears [PDF]

, 2004
In this study, the effect of austempering process on pitting formation in spur gears made of ductile iron is analysed. A series of experiments are carried out to determine the pitting formation life.
Aslantas, K, Tasgetiren, S, Yalçin, Y
core   +1 more source

Perilaku fatik ( fatigue ) baja kekuatan tinggi aisi 4140 pada kondisi austempering

, 2023
AISI 4140 steel is low alloy steel that is widely used for machine components such as crankshafts, gears, piston rods in vehicles. These components experience cyclic loading during the initial and final operating conditions.
Yanto, Sugi
core   +1 more source

Effects of two-step austempering processes on the wear resistance and fatigue lifetime of high-carbon nanostructured bainitic steel

Journal of Materials Research and Technology
The previous research on two-step austempering processes have been mainly focused on the bainitic transformation kinetics, with few details the relationships between the parameters of two-step austempering process and the wear properties and fatigue ...
Dongyun Sun, Xiaoyong Feng, Peng Zhang, Xiaowen Sun, Zhinan Yang, Xiaoyan Long, Fucheng Zhang   +6 more
doaj   +1 more source

Effect of Austempering Treatment on Metallurgical Structure of Ce Inoculated X210Cr12 Cold Work Tool Steel

, 2022
The effect of austempering treatment on metallurgical structure of X210Cr12 cold work tool steel inoculated with Ce was researched. Microstructural changes, elemental characterizations, and phase formations of the samples were examined by using scanning ...
Teker, Tanju, Özmen, S., Yılmaz, S. Osman, Yilmaz, S. Osman, Eruslu, S. Ozmen   +4 more
core   +1 more source