Zobrazeno 1 - 10
of 160
pro vyhledávání: '"thermo-chemical treatment"'
Publikováno v:
International Journal of Concrete Structures and Materials, Vol 17, Iss 1, Pp 1-22 (2023)
Abstract One-part alkali-activated materials (OP-AAM) have become a promising binder with low carbon and energy requirements associated with superior mechanical and durability characteristics. This study aims to employ commercial superplasticizers (n
Externí odkaz:
https://doaj.org/article/ae648f0e048f45aaa17e57be98f46548
Autor:
Konrad Dybowski, Leszek Klimek
Publikováno v:
Crystals, Vol 13, Iss 12, p 1683 (2023)
This article presents the results of a study to identify intermetallic phases whose role is to limit austenite grain growth in the low-pressure carburizing process. A drawback of high-temperature low-pressure carburizing is the austenite grain growth
Externí odkaz:
https://doaj.org/article/f33c509183e44ad2a414b1ba99093a74
Autor:
Grzegorz Mitukiewicz
Publikováno v:
Applied Sciences, Vol 12, Iss 6, p 3124 (2022)
This paper describes a novel solution to increase plastic strain in the gauge region of a cruciform sample during a forming limit test. A nitriding procedure was used to increase the strength of the arms of the specimen and at the same time enabled h
Externí odkaz:
https://doaj.org/article/772e74367f3f480c8a44b2931a9d014b
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 63, Iss No 3, Pp 1345-1350 (2018)
This paper presents the findings of fatigue strength tests of 15CrNi6 steel following low-pressure carburizing and oil quenching, subjected to cycles of one-sided three-point bending. The fatigue fractures were compared with the results of fatigue st
Externí odkaz:
https://doaj.org/article/35539786d8b84e3b96452f2dfd5ceb4a
Publikováno v:
Advanced Engineering Research, Vol 17, Iss 3, Pp 5-13 (2017)
Introduction. The specification of the strength characteristics of the diffusion layer of carburized (C) and nitro-carburized (NC) involute gears is described. Regulated by GOST 21354-87, the dependence of the surface endurance limit of steel parts o
Externí odkaz:
https://doaj.org/article/90d2cf027b44474589385b7a366374c9
Publikováno v:
Archives of Metallurgy and Materials, Vol 62, Iss 1, Pp 289-296 (2017)
The studied copper droplets suspension in the liquid slag came from the direct-to-blister technology developed in the KGHM - Polska Miedź S.A. plants. A treatment by the stimulators and reagents was performed in the conditions delivered / ensured by
Externí odkaz:
https://doaj.org/article/7bf3dd56d3134371a565d553f40d7b99
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Magda Joachimiak
Publikováno v:
Energies, Vol 14, Iss 10, p 2903 (2021)
This paper presents results of research on unevenness of cylinder heating in a furnace for thermo-chemical treatment. Experimental research was conducted with respect to nitriding. Various heating speeds and settings of the fan operation in the furna
Externí odkaz:
https://doaj.org/article/b902489e9d0a41d3bf1f303efe05de35
Autor:
Jae-In Lee, Eun-Ji Cho, Fritz Ndumbe Lyonga, Chang-Hee Lee, Sue-Yun Hwang, Dock-Hwan Kim, Chang-Gu Lee, Seong-Jik Park
Publikováno v:
Applied Sciences, Vol 11, Iss 1, p 431 (2021)
A mechanized thermo-chemical treatment system was developed to treat the undecomposed carcass and remediate livestock burial sites. Animal carcasses were thus processed via crushing, mixing, and treatment with quicklime treatment, heat treatment (200
Externí odkaz:
https://doaj.org/article/012c5ac94cec4f418e92f85a8fc6df2e