Results 81 to 90 of about 1,028 (199)

Chromium-Aluminide Coatings via Pack Cementation Method on Inconel 718 Alloy and Fe-Cr-Ni SuperAlloy

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2019
Inthis study, it is invastigated the low-temperature formation of chromiumaluminide coatings on a CrNiFe-base superalloy and Inconel 718 by packcementation process.
Tuba Yener
doaj   +1 more source

Finite Element Analysis Using MATLAB of Oxidation Properties in H2O Vapor of Steel-T22 Alloy Coated by Simultaneous Y-Doped Chromizing-Siliconizing Process

open access: yesمجلة النهرين للعلوم الهندسية, 2008
The application of a pack cementation of Y-doped chromium and silicon coatings on low alloy steel type-T22 yields a significant improvement in the oxidation resistance. Steel-T22 was coated with Ydopedchromizing-siliconizing.
Sabah Kh. Hussein   +2 more
doaj  

Development of Chromium and Aluminum Coatings on Superalloys by Pack-Cementation Technique

open access: yes, 2011
Austenitic nickel-iron-chromium based superalloys are materials of choice for high temperature applications as they provide high temperature creep resistance associated with a suitable oxidation behavior in the temperature range of 600-1100°C.
Xiaver Ledoux   +11 more
core   +1 more source

Ivestigation of hard metals' pack-cementation aluminizing potential [PDF]

open access: yes, 2019
Istražena je mogućnost modificiranja površine tvrdog metala na bazi WC-Co postupkom difuzijskog prevlačenja aluminijem iz smjese prahova. U eksperimentalnom dijelu rada korišteni su uzorci tvrdog metala u predsinteriranom stanju.
Carević, Mateo
core  

ANALISIS STRUKTUR MIKRO LAPISAN BOND COAT NIAL THERMAL BARRIER COATING (TBC) PADA PADUAN LOGAM BERBASIS CO

open access: yesJurnal Energi Dan Manufaktur, 2012
Kehandalan dan umur pakai sistem Thermal Barrier Coating (TBC) ditentukan oleh kestabilan lapisan bond coat dan thermal grown oxide (TGO). Sehingga sangatlah penting untuk memahami mekanisme pembentukan dan degradasi lapisan ini.
Toto Sudiro   +3 more
doaj  

Aluminizing Coating Prepared on Oil Casing Steel N80 by Low-Temperature Pack Cementation

open access: yes, 2011
Aluminizing has been verified to be an effective way to improve the corrosion resistance of steel due to the formation of continuous Al2O3layer, but traditional aluminizing processing carried out at high temperature can not be used to prepare aluminide ...
Min Huang, Yu Wang
core   +1 more source

Enhanced oxidation resistance of Ti-rich Mo-Si-B alloys by pack-cementation process

open access: yes, 2016
To increase efficiency by higher combustion temperatures of aircraft engines and energy generation, new high temperature materials are inevitable.
Gombola, Camelia   +3 more
core  

Improvement of wear and hot melt loss resistance of metal carbide layers on H13 steel

open access: yesMaterials Research Express
In this paper, H13 steel was pre-carburized. Then niobizing and vanadizing layers were prepared by pack cementation method. The high temperature friction and wear properties and hot melt loss properties of different layers and substrates were studied by ...
Zhi-Zhong Zeng, Dan Lin, Jian Shang
doaj   +1 more source

Abrasive wear behavior of diffusion layer by Pack Cementation on low carbon steel

open access: yes, 2014
วารสารวิชาการและวิจัย มทร.พระนคร, 7(2) : 12-23This research aims to study abrasive wear behavior of diffusion layer by pack cementation on low carbon steel. Chemical compositions of pack cementation include 42wt% Ferro-silicon, 17wt% sand, 3wt% NH4Cl,
Meemonglol, Napisphon   +3 more
core  

The Effect of Powder Composition on Cyclic Oxidation Behavior of CO-Deposited Al-Si Cating on Nickle-Based Superalloy

open access: yesIranian Journal of Materials Science and Engineering, 2020
In this study, Si-modified aluminide coating on nickel-base superalloy IN-738LC was prepared using a pack cementation method with various powder compositions at 1050 °C for 6 h.
M. Ghasemian Safaei   +2 more
doaj  

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