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Wyszukujesz frazę "stainless cast steel" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Effect of Heat Treatment on the Microstructures 20%Cr-21%Ni-5%Si Cast Steel
Autorzy:
Kalandyk, B.
Kasińska, J.
Olejnik, E.
Powiązania:
https://bibliotekanauki.pl/articles/381678.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
austenitic cast steel
stainless steel
cast steel microstructure
heat treatment
staliwo austenityczne
stal nierdzewna
mikrostruktura staliwa
obróbka termiczna
Opis:
The study describes the effect of heat treatment on the microstructure of cast high-alloyed 20%Cr-21%Ni-5%Si steel. It has been found that the microstructure of the tested material in the initial state consists of an austenitic matrix and precipitates rich in Si, Cr, Ni and Mn, characterized by different morphology and distributed mainly along the grain boundaries. The conducted heat treatment (after solutioning at: 1060, 1100 and 1200ºC) has changed both morphology and chemical composition of the precipitates. Significant reduction in the Si and Ni content and slight increase in the Cr content, especially after solutioning at 1200°C, combined with a simultaneous decrease in the hardness of the precipitates was evidenced.
Źródło:
Archives of Foundry Engineering; 2015, 15, 2 spec.; 39-42
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of Silicon Addition on the Microstructure of Cast 24Cr-5Ni-2.5Mo-xSi Duplex Steel
Autorzy:
Kalandyk, B.
Zapała, R.
Witkowska, M.
Kowalska, J.
Powiązania:
https://bibliotekanauki.pl/articles/381193.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
stainless steels
microstructure of cast
Thermo-Calc
duplex steel
stale nierdzewne
mikrostruktura odlewu
stal duplex
Opis:
Characteristics of the microstructure of corrosion-resistant cast 24Cr-5Ni-2.5Mo duplex steel after introduction of 0.98, 1.67 and 4.3% Si were described. Based on the test results it has been found that silicon addition introduced to the corrosion-resistant cast two-phase duplex steel significantly reduces austenite content in the alloy matrix. Increasing silicon content in the test alloy to 4.3% has resulted, in addition to the elimination of austenite, also in the precipitation of Si-containing intermetallic phases at the grain boundaries and inside the grains. The precipitates were characterized by varying content of Cr and Mo, indicating the presence in the structure of more than one type of the brittle phase characteristic for this group of materials. The simulation using Thermo-Calc software has confirmed the presence of ferrite in all tested alloys. In the material containing 4.3% Si, the Cr and Si enriched precipitates, such as G phase and Cr3Si were additionally observed to occur.
Źródło:
Archives of Foundry Engineering; 2018, 18, 1; 186-190
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Self-hardening of X46Cr13 Steel Integrated with Base from Grey Cast Iron in Bimetallic System
Autorzy:
Przyszlak, N.
Wróbel, T.
Powiązania:
https://bibliotekanauki.pl/articles/380104.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
bimetallic casting
stainless steel
grey cast iron
hardness
microstructure
odlew bimetaliczny
stal nierdzewna
żeliwo szare
twardość
mikrostruktura
Opis:
The paper presents the technology of manufacturing layered castings, consisting of grey cast iron (base part) and high-chromium stainless steel (working part/layer). The aim of researches was an attempt of integration of heat treatment of steel X46Cr13 grade with founding of grey cast iron in bimetallic system and determination of the influence of cooling rate of bimetallic system in classical sand mould with bentonite on microstructure and hardness of the working layer. The castings were manufactured using mould cavity preparation method, where steel plate was poured by grey cast iron using different pouring temperature and thickness of base part. Then, the quality of joint between cast iron and steel plate was estimated by using ultrasonic non-destructive testing. The efficiency of heat treatment process was analysed by measurement of hardness and in metallographic examination. Conducted studies showed, that self-hardening’s ability of steel X46Cr13 let obtain technologically usable layered casting characterized by hardness of working surface up to 35 HRC.
Źródło:
Archives of Foundry Engineering; 2019, 2; 29-34
1897-3310
2299-2944
Pojawia się w:
Archives of Foundry Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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