Results 21 to 30 of about 3,110 (305)

AISI 1005 Steel Plasma Treated by Different Thermochemical Surface Treatments [PDF]

open access: yesMaterials Research, 2016
To modify the surface structure of AISI 1005 steel and its properties without any dimensional loss, different plasma surface treatments were performed at low temperatures (500 ºC) in this study.
Keli Vanessa Salvador Damin   +5 more
doaj   +1 more source

Effect of Carburizing Composite Laser-Shock Processing on Properties and Microstructure of 20CrNiMo Steel

open access: yesMetals, 2023
In the service process of gears, premature fatigue failure or fracture of gears is often caused by poor surface performance. 20CrNiMo steel is a commonly used material for gears.
Xiuyu Chen   +7 more
doaj   +1 more source

Study on hardness prediction and parameter optimization for carburizing and quenching: an approach based on FEM, ANN and GA

open access: yesMaterials Research Express, 2021
A proper hardening depth is critical to the load-bearing capacity of a part, and heat treatment, including carburizing and quenching, can highly determine the hardness distribution in the part’s surface after manufacturing.
Ruijun Liang   +3 more
doaj   +1 more source

OPTIMASI PARAMETER KARBURISASI TEMPERATUR RENDAH PADA BAJA TAHAN KARAT AUSTENITIK MENGGUNAKAN METODE TAGUCHI

open access: yesRekayasa Mesin, 2022
Austenitic stainless steel is a popular material for its corrosion resistant properties, however it has low hardness which limits its application. Low-temperature carburizing can be used to improve the mechanical properties of the austenitic stainless ...
Annissa Fanya, Esa Haruman
doaj   +1 more source

The Effect of Liquid Nitriding and Carborizing on Adhesive Wear Resistance of Carbon Steel 1020 [PDF]

open access: yesEngineering and Technology Journal, 2011
The aim of this paper is to study the effect of Nitro carburizing on adhesive wear resistance of carbon steel (1020 AISI). Four groups of specimens were manufactured (A, B, C, D) with dimensions (D20*10 mm) according to ASTM standard .
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Tratamentos termoquímicos sequenciais por plasma do aço AISI 1005 [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência e Engenharia de Materiais, Florianópolis, 2015.Este trabalho apresenta uma nova abordagem sobre o emprego sequencial dos tratamentos
Damin, Keli Vanessa Salvador
core  

The special carburizing by vacuum carburizing furnace

open access: yesJournal of Advanced Science, 2005
The carburizing process has been used as surface hardening technology for many years. Carburizing process has been widely used mainly in the machine industry, and has resulted by the end of today.Recently, the vacuum carburizing process has attracted attention not only as the conventional gas carburizing process but as a new carburizing method.The ...
openaire   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Efeito da composição química, da atmosfera cementante e dos ciclos termoquímicos na microestrutura e dureza de aços baixo carbono cementados e temperados [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência e Engenharia de Materiais, Florianópolis, 2014.Este trabalho teve como objetivo estudar o efeito da composição química e dos ...
Cruz, Murillo Palma Nunes
core  

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