Zobrazeno 1 - 10
of 22
pro vyhledávání: '"550"'
Publikováno v:
Surface Engineering. 15:385-390
A series of nickel diffusion treatments have been carried out on Timetal 550 titanium alloy at temperatures ranging from 650 to 900°C in order to achieve deep case hardening. Systematic characterisation of the nickel diffusion treated surface layers
Publikováno v:
Nuclear Technology. 66:465-478
In order to estimate the influence of the helium pressure on the corrosion of ferritic and austenitic materials, tests were carried out under 2 absolute bar in a circuit without helium recirculatio...
Publikováno v:
Materials at High Temperatures. 25:1-16
In this study, high temperature erosion-corrosion with trace amounts of added SO(2) and the role of isothermal or thermal gradient conditions are studied. The studies are focused on 304L as the model material, but results for other alloys (Alloy 625
Publikováno v:
Nuclear Technology. 199:219-226
A fluidized bed–chemical vapor deposition (FB-CVD) process was designed and established in a two-part experiment to produce zirconium nitride barrier coatings on uranium-molybdenum particles for a reduced enrichment dispersion fuel concept. A hot-w
Publikováno v:
Materials at High Temperatures. 34:239-249
To understand the cause of discrepancy between predicted creep life through parametric methods using short term creep test data and creep life obtained from long term experiments, 1000 and 10,000 h duration creep tests were conducted on a 9Cr-1Mo gra
Publikováno v:
Materials Research Innovations. 18:S6-354
The Al 6061 was recycled by using the powder metallurgy technique to determine the effect of particle size distribution on mechanical and microstructure of materials. Analysis of the microstructure, green density and microhardness was conducted to te
Publikováno v:
Materials Research Innovations. 18:S6-159
This work proposes a method of converting local iron ores into colour pigments to add commercial and technical values to the commodity. Iron ores were subjected to hammer-crushing and two milling techniques (low-energy ball milling and high-energy mi
Autor:
G. A. Stergioudis, Konstantinos Chrissafis, D. Chaliampalias, Panos Patsalas, Eleni Pavlidou, D. Stathokostopoulos, G. Vourlias
Publikováno v:
Surface Engineering. 30:886-892
The growth of Mg and Al coatings on copper by pack cementation is examined in this work by investigating the mechanism of the process, the effect of temperature and heating time on the coating structure. The experiments were undertaken at temperature
Autor:
W.-B. Lin, T. P. Chen
Publikováno v:
Science and Technology of Welding and Joining. 15:279-285
The main purpose of this paper is to determine the optimum operating conditions of friction stir welding dissimilar metals joints, namely AA6061 aluminium alloy and SS400 low carbon steel. The optimum operation is the combination of four mainly contr
Publikováno v:
Materials Research Innovations. 13:340-343
A study was made of the collapsibility phenomenon of acrylonitrile butadiene styrene (ABS) P400 patterns tabulated using fused deposition modelling technique that will be used for investment casting process. There are two types of specimens: hollow (