Wear and MnS Layer Adhesion in Uncoated Cutting Tools When Dry and Wet Turning Free-Cutting Steels

Autor: D. Martinez Krahmer, S. Hameed, A. J. Sánchez Egea, D. Pérez, J. Canales, L. N. López de Lacalle

Publikováno v: Metals, Vol 9, Iss 5, p 556 (2019)

Free-cutting steels are developed to produce large quantities of parts with low mechanical behavior, mainly for automotive sector. These alloys contain phosphorous, lead, sulfur, and manganese that help to improve the machinability and surface roughn

Externí odkaz: https://doaj.org/article/952081c8ec7d424098e45f366780f5de

Friction capabilities of graphite-based lubricants at room and over 1400 K temperatures

Autor: A.J. Sánchez Egea, L.N. López de Lacalle, N. Deferrari, Germán Abate, D. Martinez Krahmer, Vitaliy Martynenko

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

The present work investigates the lubricant capabilities at room and hot-forging temperatures (>1400 K) of three types of lubricants with two different graphite concentrations (8% and 12%). These lubricants are distinguished by measuring the percenta

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e800a5a035a9bddc3e79874e37e2581b
https://doi.org/10.1007/s00170-019-03290-4

Alternatives for Specimen Manufacturing in Tensile Testing of Steel Plates

Autor: R. Polvorosa, L.N. López de Lacalle, F. Riu, Germán Abate, U. Alonso-Pinillos, D. Martinez Krahmer

Publikováno v: Experimental Techniques. 40:1555-1565

Alternative processes to conventional machining are increasing in various fields. Both surface integrity and functional characteristics related to surface state, such as tensile strength, are influenced by the material removal process. In sheet metal

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::da212a62b4ff29256f38ae9b248335eb
https://doi.org/10.1007/s40799-016-0134-5

On the Cutting Performance of Segmented Diamond Blades when Dry-Cutting Concrete

Autor: G Genovese, Vitaliy Martynenko, A Benítez, L.N. López de Lacalle, D. Martinez Krahmer, A.J. Sánchez Egea

Publikováno v: Addi. Archivo Digital para la Docencia y la Investigación
instname
Materials, Vol 11, Iss 2, p 264 (2018)
Materials
Materials; Volume 11; Issue 2; Pages: 264
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Materials, 11(2)
Repositorio Institucional del Instituto Nacional de Tecnología Industrial (INTI)
Instituto Nacional de Tecnología Industrial
instacron:INTI
Recercat. Dipósit de la Recerca de Catalunya

The objective of the present study is to analyze and compare the cutting performance of segmented diamond blades when dry-cutting concrete. A cutting criteria is proposed to characterize the wear of the blades by measuring the variation of the extern

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6fa4b06ceae05acefef5962ce0be3afc
http://hdl.handle.net/10810/30715

Ingeniería del forjado moderno

Autor: D. Martinez Krahmer, Bonnemezón, Abate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4beeca1f979aa034f6637da2914fd76c