Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Damian Janicki"'
Autor:
Jacek Górka, Tomasz Poloczek, Damian Janicki, Aleksandra Lont, Sławomir Topór, Marcin Żuk, Agnieszka Rzeźnikiewicz
Publikováno v:
Materials, Vol 17, Iss 13, p 3101 (2024)
The article presents research results on the possibility of shaping the structure and properties of Co-Cr-W-C-Ti alloys (type Stellite 6) using laser cladding technology. Cobalt-based alloys are used in several industries because they are characteriz
Externí odkaz:
https://doaj.org/article/1923558cb7d14c558737b7b18ad671cc
Publikováno v:
Materials, Vol 17, Iss 4, p 932 (2024)
The microstructure of the in situ TiC-reinforced composite surface layers developed during laser surface alloying of a ductile cast iron substrate with titanium was related to the solidification conditions in the molten pool. The solidification condi
Externí odkaz:
https://doaj.org/article/5e922bb6d1c34f31b3379dfeb9e97021
Autor:
Justyna Domagała-Dubiel, Katarzyna Bilewska, Mirosława Pawlyta, Joanna Kulasa, Damian Janicki
Publikováno v:
Materials, Vol 15, Iss 15, p 5396 (2022)
This paper presents research on the microstructure and mechanical properties of an alloyed composite copper (Cu) surface layer, reinforced with a mixture of chromium–tungsten carbide (Cr–WC) powders. Copper alloying was performed using a high-pow
Externí odkaz:
https://doaj.org/article/3085f4c3e6084adab27994d840e1834d
Autor:
Artur Czupryński, Damian Janicki, Jacek Górka, Andrzej Grabowski, Bernard Wyględacz, Krzysztof Matus, Wojciech Karski
Publikováno v:
Materials, Vol 15, Iss 5, p 1915 (2022)
A high-power direct diode laser (HPDDL) having a rectangular beam with a top-hat intensity distribution was used to produce surface-hardened layers on a ferrous alloy. The thermal conditions in the hardened zone were estimated by using numerical simu
Externí odkaz:
https://doaj.org/article/9d55866e13694db2bccee2ee5d1333bd
Publikováno v:
Materials, Vol 14, Iss 9, p 2225 (2021)
The article presents research in the field of laser cladding of metal-matrix composite (MMC) coatings. Nickel-based superalloys show attractive properties including high tensile strength, fatigue resistance, high-temperature corrosion resistance and
Externí odkaz:
https://doaj.org/article/581186fffbad4ec0a34ebc5c33c9edf6
Autor:
Damian Janicki
Publikováno v:
Materials, Vol 13, Iss 24, p 5750 (2020)
In situ TiC-reinforced composite surface layers (TRLs) were produced on a ductile cast iron substrate by laser surface alloying (LA) using pure Ti powder and mixtures of Ti-Cr and Ti-Mo powders. During LA with pure Ti, the intensity of fluid flow in
Externí odkaz:
https://doaj.org/article/db94edf09d68460dbc53ec19d9dedf40
Autor:
Małgorzata Musztyfaga-Staszuk, Damian Janicki, Katarzyna Gawlińska-Nęcek, Robert Socha, Grzegorz Putynkowski, Piotr Panek
Publikováno v:
Materials, Vol 13, Iss 17, p 3794 (2020)
This paper presents results from the production of copper oxide layers on a Cu sheet substrate using diode and Yb:YAG disc lasers operating in the wavelength ranges of 808–940 nm and 1030 nm. The parameters of these layers were compared with the la
Externí odkaz:
https://doaj.org/article/ebf260afedeb418d9ad729b9b52f54b9
Publikováno v:
Materials, Vol 13, Iss 5, p 1174 (2020)
The thermal conditions in the molten pool during the laser surface melting of ductile cast iron EN-GJS-700-2 were estimated by using infrared thermography and thermocouple measurements. The thermal data were then correlated with the microstructure of
Externí odkaz:
https://doaj.org/article/e9578f9e33f3449eaecc3b3448ef9d6a
Publikováno v:
Przegląd Spawalnictwa, Vol 90, Iss 9 (2018)
Inconel 625-based composite coatings reinforced by WC and Cr3C2 particles have been produced via a diode laser cladding process. The effect of heat input level and morphology of the reinforcing particles on the degree of their dissolution has been es
Externí odkaz:
https://doaj.org/article/5bc7a060476d4f7084ec93663c5d9175
Autor:
Aleksandra Kotarska, Damian Janicki
Publikováno v:
Przegląd Spawalnictwa, Vol 90, Iss 5 (2018)
The article presents examinations of the microstructure and hardness of the surface melted layer produced on ZlCr25V high chromium cast iron substrate. The laser surface melting process was carried out using high power diode laser (HPDDL) with rectan
Externí odkaz:
https://doaj.org/article/c17d9c04a6bb46cf85a01da03455b677