Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Neşet Akar"'
Autor:
Neşet Akar, Fatma Duygu Garip Çelik
Publikováno v:
Politeknik Dergisi. 25:1435-1446
Bu çalışmada, santrifüj hassas döküm yöntemiyle üretilen Co-Cr-Mo süperalaşım dental bloklarda döküm parametrelerinin mikroyapı ve mekanik özellikler üzerine etkisi araştırılmıştır. Ayrıca döküm işlemleri esnasında atmosfer
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::08a1d7f2b87f4043ee52eec8195bc928
https://doi.org/10.2339/politeknik.896317
https://doi.org/10.2339/politeknik.896317
Publikováno v:
International Journal of Metalcasting.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::15ce7f5dc5915335a3b75b493e920d25
https://doi.org/10.1007/s40962-022-00903-9
https://doi.org/10.1007/s40962-022-00903-9
Publikováno v:
Materiali in tehnologije. 50:433-437
Effects of melt stirring and holding time were studied with an Al-4.5 % of mass fractions of Cu (A206) alloy. The optimum level of a grain refiner was determined in conjunction with both continuously stirred and non-stirred melts during the holding t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8682ac8b63d4918091cabc63d1dbf8ab
https://doi.org/10.17222/mit.2014.302
https://doi.org/10.17222/mit.2014.302
Tensile fracture behaviors of thixocast, artificially aged thixocast (thixocast+T6) and as-extruded AA7075 alloys were investigated. The microstructural and fractographic observations were carried out using optical microscope (OM) and scanning electr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de9a06146e1e2aff25f6c309180b0dc1
https://avesis.gazi.edu.tr/publication/details/e9e34b30-4ea1-4198-a9b9-2d8a1b9c8a59/oai
https://avesis.gazi.edu.tr/publication/details/e9e34b30-4ea1-4198-a9b9-2d8a1b9c8a59/oai
Publikováno v:
Experimental Heat Transfer. 21:83-98
In this article, the interfacial heat transfer coefficient (IHTC) is investigated as a function of superheat temperatures (100 degrees C, 150 degrees C, and 200 degrees C) and casting heights (100, 150, and 200 mm). The experiments were conducted for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7cdde7b8ef716a23a7b484dfa1eb5ecb
https://doi.org/10.1080/08916150701647785
https://doi.org/10.1080/08916150701647785
In this study, the effects of injection velocity on tensile properties and hardness of A357 aluminum alloy produced by thixocasting process were investigated. For this purpose, feedstock produced by cooling slope process were first held at reheating
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6cf1212e62f7b46031db25f1f577bc84
https://avesis.gazi.edu.tr/publication/details/9a7f900d-7b5f-4492-8b8e-ccdcaf22fd80/oai
https://avesis.gazi.edu.tr/publication/details/9a7f900d-7b5f-4492-8b8e-ccdcaf22fd80/oai
Publikováno v:
Energy Conversion and Management. 47:19-34
In this study, the interfacial heat transfer coefficient (IHTC) for vertically upward unidirectional solidification of a eutectic Al-Si casting on water cooled copper and steel chills was measured during solidification. A finite difference method (FD
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a22ef1030f7ee020cd6ebae7d713a850
https://doi.org/10.1016/j.enconman.2005.03.021
https://doi.org/10.1016/j.enconman.2005.03.021
Conversion of an investment casting sprue wax to a pattern wax by the modification of its properties
Publikováno v:
Materials & Design. 25:499-505
In this study, physical properties of a commercial investment casting sprue wax (B97) have been improved by the addition of some additives so that it can be used as a pattern wax. For this purpose, some chemicals and soybeans of different varieties,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80b0e27edd9ebe83b0502dd0c58281a0
https://doi.org/10.1016/j.matdes.2003.12.006
https://doi.org/10.1016/j.matdes.2003.12.006
Autor:
Senay Taşcıoğlu, Neşet Akar
Publikováno v:
Materials & Design. 24:693-698
In this research, modifying effects of some soybeans on the properties of an investment casting sprue wax (1397) have been studied. For this purpose, soybeans of Wilken-3480, NS-6, RHS-6592 and SGI-3308 varieties have been used as the additives. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3723200371b2270f42fc27f0e0d970c4
https://doi.org/10.1016/s0261-3069(03)00097-9
https://doi.org/10.1016/s0261-3069(03)00097-9
Autor:
Senay Taşcıoğlu, Neşet Akar
Publikováno v:
Materials and Manufacturing Processes. 18:753-768
In this research, the properties of a commercial investment casting sprue wax (B97) were modified to improve its properties so it can be used as a pattern wax in investment casting. For this purpose, some colloids (gum arabic, pectin, agar, polyvinyl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::129f5a3fc1871713581b893da5bbcf0a
https://doi.org/10.1081/amp-120024973
https://doi.org/10.1081/amp-120024973