Results 31 to 40 of about 7,778 (226)

Microstructure and Mechanical Properties of High-Strength Tool Steels [PDF]

open access: yesArchives of Metallurgy and Materials
In this study, high-strength tool steel specimens based on AISI D2 with a C content of 1.6% or more were developed by adjusting alloying elements (C, Cr, Mo, and V).
Hong-Gu Lee   +5 more
doaj   +1 more source

PCA based stress monitoring of cylindrical specimens using PZTs and guidedwaves [PDF]

open access: yes, 2017
Since mechanical stress in structures affects issues such as strength, expected operational life and dimensional stability, a continuous stress monitoring scheme is necessary for a complete integrity assessment. Consequently, this paper proposes a stress
Camacho Navarro, Jhonatan   +4 more
core   +3 more sources

Flank Wear Modelling in High Speed Hard Milling of AISI D2 Steel

open access: yesInternational Journal of Engineering Materials and Manufacture, 2020
High speed machining has many advantages in reducing time to the market by increasing the material removal rate. However, final surface quality is one of the main challenges for manufacturers in high speed machining due to the increasing of flank wear ...
Muataz Al Hazza, Khadijah Muhammad
doaj   +1 more source

Growth kinetics and wear resistance of vanadium carbide on AISI D2 steel produced by TRD process

open access: yesMaterials Research Express, 2021
Vanadium carbide coating was obtained on the surface of AISI D2 steel by thermal reactive diffusion process using molten borax as based salt and vanadium pentoxide as vanadium donor. The process was performed at 900 °C, 940 °C, 980 °C and 1020 °C for 3 h,
Lianpu Zhou   +3 more
doaj   +1 more source

Self Piercing Riveting for Metal-Polymer Joints [PDF]

open access: yes, 2010
Self-Piercing Riveting (SPR) is a sheet metal joining technique based on the insertion of a rivet into two or more sheets, with no preparatory hole. This process has gained wide diffusion in the automotive industry, due to the increasing use of materials
E Atzeni   +6 more
core   +1 more source

High-Strength D2 tool steel via material extrusion additive manufacturing and post-heat treatment

open access: yesMaterials & Design
AISI D2 tool steel was fabricated using metal-materials extrusion additive manufacturing (M−MEX), followed by heat treatment to optimize its microstructure and mechanical properties. These were compared with conventional wrought D2 materials.
Min-Su Jeon   +5 more
doaj   +1 more source

Taguchi analysis of single layer CrN coatings on AISI 304 Stainless Steel to study its erosive corrosive wear behaviour [PDF]

open access: yes, 2017
The purpose of present study was to investigate the erosive corrosive wear behavior of single layer (CrN) coatings on AISI 304 Stainless Steel samples with varying coating thickness (0-200 nm) in the range of 50 nm.
Vats, A. (Alok)
core   +1 more source

Growth Mechanism and Kinetics of Siliconizing of AISI D2 Tool Steel

open access: yesSilicon, 2022
AbstractThe present paper goes into details of the kinetics of silicide layer growth on AISI D2 during surface siliconizing. Pack cementation was employed in order to siliconize the steel surface. Siliconizing was conducted by using powder mixtures Si 12 wt.% + NH4Cl 0.5 wt.% + Al2O3at 923, 1073 and 1223 K for 2 to 6 h, respectively.
Mojtaba Najafizadeh   +5 more
openaire   +1 more source

Microstructural Evolution during DPRM Process of Semisolid Ledeburitic D2 Tool Steel

open access: yesThe Scientific World Journal, 2013
Semisolid metal processing is a relatively new technology that offers several advantages over liquid processing and solid processing because of the unique behaviour and characteristic microstructure of metals in this state.
M. N. Mohammed   +5 more
doaj   +1 more source

Effect of nitriding pre‐treatment on the tribocorrosion behavior of physical vapor deposition‐coated tool steel

open access: yesEngineering Reports, 2022
Cr‐Al‐Ti‐B‐N hard coating is deposited onto the AISI D2 cold‐worked tool steel by means of a hybrid physical vapor deposition (PVD) technique. The effect of plasma nitriding pre‐treatment on the tribocorrosion behavior of the hard‐coated tool steel is ...
Hyunsoo Kim   +4 more
doaj   +1 more source

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