Results 31 to 40 of about 18,716 (253)

Effects of Alloying Element and Heat Treatment on Mechanical Properties of Alloy Steels

open access: yesInternational Journal of Engineering Materials and Manufacture, 2023
The effects of Cr and Ni on three different types of steel with different carbon ratios under constant conditions such as the welding current 120A, voltage 80V, Diameter 10 mm and angle 60 degree was observed.
Umma Abdullahi
doaj   +3 more sources

The role of martensitic transformation on bimodal grain structure in ultrafine grained AISI 304L stainless steel [PDF]

open access: yes, 2015
In the present study, metastable AISI 304L austenitic stainless steel samples were subjected to different cold rolling reductions from 70% to 93%, followed by annealing at 700 °C for 300 min to form ultrafine grained (UFG) austenite with different grain ...
Enayati, MH   +3 more
core   +1 more source

Vanadium microalloyed steel for thin slab casting and direct rolling [PDF]

open access: yes, 2005
Vanadium microalloyed steels with high yield strength (»600 MPa), good toughness and ductility have been successfully produced in commercial thin slab casting plants employing direct rolling after casting.
Baker, T.N., Li, Y., Mitchell, P.S.
core   +2 more sources

Effect of Preheat Treatment Process on Austenite Grain Growth Behavior in Gear Steel SCr420H for High Temperature Carburization

open access: yesTeshugang, 2023
The effects of heating temperature and holding time on the austenite grain growth behavior of SCr420H gear steel samples with different AlN precipitation states were experimentally investigated.
Su Liang, Gong Shuo, Wang Fuming
doaj  

Microstructural path analysis of martensite burst

open access: yesMaterials Research, 2010
Modeling the martensite reaction requires reckoning with spatial aspects of the reaction. For that, we used formal kinetics, more specifically, the microstructural path method (MPM) to analyze the microstructure observed in a burst.
Paulo Rangel Rios   +1 more
doaj   +1 more source

The effect of the austenite grain refinement on the tensile and impact properties of cast Hadfield steel [PDF]

open access: yesMaterials Research, 2018
This paper studied the effect of the austenite grain refinement on the tensile and impact properties of a cast Hadfield steel (12 % Mn, 1.2 %C and 0.65 % Si). The austenite grain refinement was obtained by hafnium inoculation.
Bianka Nani Venturelli   +2 more
doaj   +2 more sources

A continuum model accounting for the effect of the initial and evolving microstructure on the evolution of dynamic recrystallization [PDF]

open access: yes, 2017
Laser assisted forming is a process which is increasingly being adopted by the industry. Application of heat by a laser to austenitic stainless steel (ASS) sheet provides local control over formability and strength of the material.
Kooiker, Harm   +2 more
core  

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Structure and Characteristics of Special Steel RL40 for Flexspline of Harmonic Reduction Gear

open access: yesTeshugang, 2021
The materials basic characteristics of structure, austenite grain coarsening and phase transformation point of RL40 steel for flexpline (/% :0.40C, 0.90Cr, l.
王洋   +5 more
doaj  

Microstructural and Corrosion Properties of Cold Rolled Laser Welded UNS S32750 Duplex Stainless Steel [PDF]

open access: yes, 2018
The main goal of this work was to study the effect of plastic deformation on weldability of duplex stainless steel (DSS). It is well known that plastic deformation prior to thermal cycles can enhance secondary phase precipitation in DSS which can lead to
B\uf6gre, Balint   +5 more
core   +1 more source

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