Results 21 to 30 of about 8,445 (218)

FORMATION OF CARBON STEEL STRUCTURE DURING HOT PLASTIC DEFORMATION

open access: yesNauka ta progres transportu, 2020
Purpose. The main purpose of the work is to determine the peculiarities of the development of recrystallization processes of carbon steel austenite depending on the degree of hot plastic deformation and to develop proposals for improving the structural ...
I. O. Vakulenko   +5 more
doaj   +1 more source

Grain growth behavior of blade steel KT5331 for ultra-super critical units

open access: yes工程科学学报, 2015
The austenite grain growth behavior of KT5331 steel and the effect of precipitates on the austenite grain growth were studied by isothermal austenization at 950-1280℃.
LI Jun-ru   +5 more
doaj   +1 more source

High chrome cast iron for mineral processing and conveying equipment parts

open access: yesЛитьë и металлургия, 2022
The main reasons for the formation of microand macrocracks and other defects in waterjet castings, which significantly reduce their service life, are analyzed.
A. S. Gudenko   +3 more
doaj   +1 more source

Effect of Element Addition, Microstructure Characteristics, Mechanical Properties, Machining and Welding Processes of the Hadfield Austenitic Manganese Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
High manganese steel, also called Hadfield steel, is an alloy essentially made up of iron, carbon, and manganese. This type of steel occupies an important place in the industry. It possesses high impact toughness and high resistance against abrasive wear
R. Zellagui   +3 more
doaj   +1 more source

Austenite grain growth calculation of 0.028% Nb steel [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2011
Modeling of microstructural evolution has become a powerful tool for materials and process design by providing quantitative relationships for microstructure, composition and processing.
Priadi D.   +2 more
doaj   +1 more source

Significance of Annealing Twins in Laser Ultrasonic Measurements of Grain Size in High-Strength Low-Alloy Steels

open access: yesApplied Sciences, 2023
In this study, we demonstrate the significance of austenite annealing twin boundaries when calibrating laser ultrasonic measurements for gauging austenite grain size in situ during the thermomechanical processing of high-strength low-alloy steels. Simple
Tuomo Nyyssönen   +6 more
doaj   +1 more source

Cavitation Erosion Behavior of 2205 and 2507 Duplex Stainless Steels in Distilled Water and Artificial Seawater

open access: yesTribology Online, 2023
Herein, cavitation erosion tests were carried out on 2205 and 2507 duplex stainless steels (DSSs) in distilled water and artificial seawater using ultrasonic cavitation erosion equipment.
Yapeng Wu, Ying Lian, Yang Li, Mao Feng
doaj   +1 more source

MICROSTRUCTURE FEATURES OF CHROME-NICKEL COATING WELDED WITH FILLER WIRE PL AN-111 WITH A 50% OVERLAP

open access: yesNauka ta progres transportu, 2017
Purpose. The paper involves investigation of microstructure features of the coating welded with filler wire PL AN-111 with a 50% beads overlap. Methodology.
A. G. Belik   +2 more
doaj   +1 more source

The Effect of Molybdenum on Precipitation Behaviour in Austenite of Strip-Cast Steels Containing Niobium

open access: yesMetals, 2020
Two low-C steels microalloyed with niobium (Nb) were fabricated by simulated strip casting, one with molybdenum (Mo) and the other without Mo.
Lu Jiang   +6 more
doaj   +1 more source

Ball Milling Effect on Corrosion and Biocompatibility Behavior of FeMnC Alloys Produced by Powder Metallurgy in Simulated Body Fluids Environment

open access: yesMetals, 2021
Carbon-containing Fe-Mn alloys have been developed for the materials for stent application. The alloys fabricated by the powder metallurgy route retain a significant amount of porosity and require a longer sintering time.
Junaidi Syarif   +3 more
doaj   +1 more source

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