Results 1 to 10 of about 1,304 (236)
Research of high-speed HFC-boriding kinetics [PDF]
The paper presents studies boride coatings, which were created using high-frequency treatment with currents. Chemical reactions characterized the boriding procedure at various temperatures are show.
Malikov Vladimir +2 more
doaj +2 more sources
Comparative Study of Conventional and Microwave-Assisted Boriding of AISI 1040 and AISI 4140 Steels [PDF]
In this study, AISI 1040 and AISI 4140 steels were boriding using Ekabor-II commercial boriding powder with powder-pack boriding method using microwave and conventional heating methods.
Safiye İpek Ayvaz, Emre Özer
doaj +2 more sources
Surface boriding of pure titanium was performed using dissolved salt impregnation to modify the surface hardness and improve wear performance. The effect of boriding temperature (950–1150 °C) on the microstructure, composition, and room-temperature ...
Tong Chen, Shinji Koyama, Lihua Yu
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The effects of boriding on kinetic, microstructure and corrosive behavior of Ramor 500 and Ramor 550 steels [PDF]
The effects of boriding parameters on kinetics, microstructure, and corrosion behavior of Ramor 500 and Ramor 550 steels were investigated. Despite their wide use in defense, there is a lack of scientific data on the surface modification of Ramor armor ...
Hasan Onur Tan
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Microstructure and Wear Behavior of Tungsten Hot-Work Steel after Boriding and Boroaluminizing
(1) Background: Boron-based diffusion layers possess great application potential in forging and die-casting due to their favorable mechanical and thermophysical properties.
Undrakh Mishigdorzhiyn +3 more
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Effect of pack-boriding on the tribological behavior of Hardox 450 and HiTuf Steels
In this study, Hardox 450 and HiTuf steels were boronized by pack-boriding method at 800, 900, and 1000∘C for 5 h. The phases, microstructure, hardness, and wear behavior of boride layers formed on the surface of samples were investigated using XRD, SEM,
Ali Tekgüler, Bulent Aktas
exaly +2 more sources
Effect of boriding time on the effective thermal diffusivity of the borided AISI 1018 steel [PDF]
Boriding is a thermochemical process by which the surface of metallic materials is strongly improved for many applications. When boriding is applied to ferrous alloys, a boride layer containing mainly a single-phase Fe $$_{2}$$ B or a double-phase Fe $$_{
Yesenia Sánchez-Fuentes +6 more
doaj +2 more sources
Investigation of corrosion properties of box boring din 20MnCr5 steel bars [PDF]
In this study, boriding process was carried out on Ø11 mm diameter DIN 20MnCr5 quality steel bars, used in chain elements such as links and rings, and fasteners such as bolts, at 950oC boronizing temperature, boriding times of 2.5 and 7.5 hours.
Şahin Nurullah +5 more
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Surface modification method of duplex type stainless steels by the pack boriding process [PDF]
This work presents the investigation of a boriding process on two grades of stainless steel namely UNS32750 super duplex stainless steel and UNSS31803 duplex stainless steel in order to improve material properties and possibly to reduce ...
Hariharan Ramakrishnan +4 more
doaj +1 more source
The boriding of 4Cr5MoSiV1 steel was performed in the temperature range of 860°C–980 °C to examine the influence of boriding conditions on the boride layers.
Ouyang Delai, Cui Xia, Lu Shiqiang
doaj +1 more source

