Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Hamza K. Akyildiz"'
Publikováno v:
Materials Testing. 63:402-410
Cutting forces play a significant role in machining because they directly affect the mechanics of machining, the energy requirements, and the tool stability required. In this study, the cutting forces occurring during the turning of AISI 4340 materia
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::725b72faabb456819d12c70a8114eb31
https://doi.org/10.1515/mt-2020-0069
https://doi.org/10.1515/mt-2020-0069
Publikováno v:
Mechanics. 26:231-241
In this study, effects of cutting speed (V), feed rate (f), depth of cut (a) and tool tip radius (R) on surface roughness (Ra, Rz, and Rt) and cutting forces (radial force (Fx), tangential force (Fy), and feed force (Fz)) in hard finish turning proce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::81dca3168ec4b368cd6239b30b5ac116
https://doi.org/10.5755/j01.mech.26.3.23600
https://doi.org/10.5755/j01.mech.26.3.23600
Publikováno v:
Journal of the Brazilian Society of Mechanical Sciences and Engineering. 43
In this study, cutting forces and chip shapes formed by turning cylindrical materials were researched experimentally and numerically. AISI 4340 steel alloy with a hardness of about 30 Rockwell C scale was chosen as workpiece material. Most of the tur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0bfca31394905c0c97f1377c5ea11fa5
https://doi.org/10.1007/s40430-021-03075-5
https://doi.org/10.1007/s40430-021-03075-5
Publikováno v:
Fatigue & Fracture of Engineering Materials & Structures. 38:1246-1254
In this study, the effect of shot peening parameters on fatigue strength of steel manufactured by powder metallurgy (PM) was investigated. Steel material obtained from Hoganas ASC 100.29 in chemical composition of Fe–0.5% C–2% Cu was produced by
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d8f00ab6d758d2a5a42cc48db4f6907d
https://doi.org/10.1111/ffe.12324
https://doi.org/10.1111/ffe.12324
Autor:
Hamza K. Akyildiz
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 68:1601-1612
External thread cutting is a complex 3-D process in which the cutting conditions vary over the thread cutter profile. It is accepted as a mature technology. However, thread machining is heavily experience-based technology and there are few academic w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8dd1c0cf7feb59577e8e8209ccf5c127
https://doi.org/10.1007/s00170-013-4957-2
https://doi.org/10.1007/s00170-013-4957-2
Autor:
Haydar Livatyali, Hamza K. Akyildiz
Publikováno v:
Machining Science and Technology. 15:485-506
External thread cutting is a complex 3-D process in which the cutting conditions vary over the thread cutter profile. It is accepted as a mature; however, heavily experience based technology and there are few academic work published. Determining the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::03a78de6bc38ac858a23d49b14d4f787
https://doi.org/10.1080/10910344.2011.620922
https://doi.org/10.1080/10910344.2011.620922
Publikováno v:
Materials & Design. 31:2025-2031
The strain hardening and the formation of the residual stresses at the roots of threaded joints produced by machining according to American Petroleum Institute (API) standards was investigated. Initially the problem is defined and then an experimenta
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::61ab5f4fea26f08d644abb6e13e8cfe7
https://doi.org/10.1016/j.matdes.2009.10.023
https://doi.org/10.1016/j.matdes.2009.10.023
Autor:
Hamza K. Akyildiz, Haydar Livatyali
Publikováno v:
Materials & Design. 31:1015-1022
The effects of machining parameters on the fatigue strength of fine-machined threaded specimens were investigated by comparing with the endurance limits of circumferentially notched specimens with the same profile. A four-point rotary bending fatigue
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::eed66c2d11a9dae9e006d4381ee69e95
https://doi.org/10.1016/j.matdes.2009.07.039
https://doi.org/10.1016/j.matdes.2009.07.039
The aim of this study is to investigate the effects of drilling parameters such as friction angle, friction contact area ratio (FCAR), feed rate and spindle speed on workpiece surface temperature, thrust force and torque in friction drilling of ST12
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7b5d3521756eb6b3b6f577851961ea9
http://hdl.handle.net/11147/5600
http://hdl.handle.net/11147/5600
Autor:
Haydar Livatyali, Hamza K. Akyildiz
Publikováno v:
Journal of Manufacturing Science and Engineering. 135
Design and machining of the fatigue test specimens have significant effects on the duration and reliability of fatigue test. Fatigue test specimens essentially consist of three parts: the center or critical test section, which is the region where req
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4dbd59f00c9cda562d54f649695f94bd
https://doi.org/10.1115/1.4024813
https://doi.org/10.1115/1.4024813