Zobrazeno 1 - 10
of 302
pro vyhledávání: '"Gradoń P."'
Publikováno v:
Archives of Foundry Engineering, Vol 17, Iss 3, Pp 19-22 (2017)
Paper presents the results of research on modified surface grain refinement method used in investment casting of hollow, thin-walled parts made of nickel based superalloys. In the current technology, the refining inoculant is applied to the surface o
Externí odkaz:
https://doaj.org/article/522a5b5e44244879a35722c75a504b86
Publikováno v:
Archives of Foundry Engineering, Vol 17, Iss 1, Pp 13-16 (2017)
Paper presents the results of ATD and DSC analysis of two superalloys used in casting of aircraft engine parts. The main aim of the research was to obtain the solidification parameters, especially Tsol and Tliq, knowledge of which is important for pr
Externí odkaz:
https://doaj.org/article/07986886c1f043eea8167ce22988af3a
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 3, Pp 11-14 (2016)
The paper presents the results concerning impact of modification (volume and surface techniques), pouring temperature and mould temperature on stereological parameters of macrostructure in IN713C castings made using post-production scrap. The ability
Externí odkaz:
https://doaj.org/article/c0acbe1a614648d8bfc338ba913d471f
Publikováno v:
Archives of Metallurgy and Materials, Vol 61, Iss 2, Pp 701-704 (2016)
The paper presents the results of analysis of creep behaviour in short term creep tests of cast MAR-247 nickel-based superalloy samples made using various modification techniques and heat treatment. The accelerated creep tests were performed under te
Externí odkaz:
https://doaj.org/article/36709fe3f7cf46af995ed0c4beaf65ea
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 4, Pp 17-20 (2015)
Paper presents the assessment of impact of heat treatment on durability in low-cycle fatigue conditions (under constant load) in castings made using post-production scrap of MAR-247 and IN-713C superalloys. Castings were obtained using modification a
Externí odkaz:
https://doaj.org/article/fe338f213a9e48b7ae01b6d6404eb7f3
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 4, Pp 13-16 (2015)
The paper presents the results of research on the determination of the effect of pouring temperature on the macrostructure of the castings subjected to complex (surface and volume) modification and double filtration. Tested castings were made of post
Externí odkaz:
https://doaj.org/article/71d4738509c242b5b82eb33168456d85
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 3, Pp 17-20 (2015)
In current casting technology of cored, thin walled castings, the modifying coating is applied on the surface of wax pattern and, after the removal of the wax, is transferred to inner mould surface. This way the modification leading to grain refineme
Externí odkaz:
https://doaj.org/article/e385f601484c4e589e5b633644b7365e
Publikováno v:
Archives of Foundry Engineering, Vol 14, Iss 4, Pp 5-10 (2014)
The paper presents the results of studies on the development of correlation of solidification parameters and chemical composition of nickel superalloy IN-713C, which is used i.a. on aircraft engine turbine blades. Previous test results indicate signi
Externí odkaz:
https://doaj.org/article/a9a24705c5114bcbaeea7b1fdfe81e7e
Publikováno v:
Archives of Foundry Engineering, Vol 14, Iss 3, Pp 67-70 (2014)
Paper presents the results of evaluation of heat resistance and specific heat capacity of MAR-M-200, MAR-M-247 and Rene 80 nickel superalloys. Heat resistance was evaluated using cyclic method. Every cycle included heating in 1100°C for 23 hours and
Externí odkaz:
https://doaj.org/article/05197d4f4282496db1003234f6fa7f31
This paper provides an overview of how crypto currency and blockchain engineering interacts with the law enforcement. We point out that a large proportion of crypto users are amateur investors and the dominant and the largest segment in crypto crime
Externí odkaz:
http://arxiv.org/abs/2109.01047