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Matematično modeliranje toplotnih in strukturnih procesov pri TIG varjenju feritnega nerjavnega jekla = [Mathematical modelling of thermal and structural processes in welding of ferritic stainless steel] : doktorsko deloMarkelj, Franc, 1944-ǂV ǂpričujočem delu je raziskano feritno nerjavno jeklo AISI 430 debelin 0,5 mm, 1,00 mm in 1,5 mm. Po TIG postopku brez dodajnega materiala so bili varjeni 4 zvarni spoji: sočelni, prekrovni in ... vogelni ter spoj T. Določeni so bili optimalni varilni parametri: jakost varilnega toka, varilna hitrost, debelina elektrode, dolžina varilnega obloka in varilna toplota. Za sočelni spoj pločevine AISI 430 debeline 1 mm so bile s pomočjo termokamere in termoelementov določene temperature v zvaru in v toplotno vplivanem področju, raziskana je bila mikro- in makrostruktura zvarnega spoja ter izvedeni korozijski in mehanski testi. Za pločevino debeline 1 mm je bil izdelan matematični model za temperaturni gredient in za pričakovano širino vmesnega področja v sredini zvara.Type of material - dissertationPublication and manufacture - Ljubljana : [F. Markelj], 2003Language - slovenianCOBISS.SI-ID - 6872603
Author
Markelj, Franc, 1944-
Other authors
Tušek, Janez, 1952- |
Grum, Janez, 1946-
Topics
nerjavno feritno jeklo |
AISI 430 |
varilni parametri |
optimiranje |
zvar |
toplotno vplivano področje |
termovizijska kamera |
metalografska analiza |
makro- in mikrostruktura |
analiza vnosa toplote |
temperaturni gradient |
matematično modeliranje |
>vmesno< področje |
ferritic stainless steel |
AISI 430 |
welding parameters |
optimisation |
weld heataffected zone |
thermo-camera |
metallographic analysis |
macro- and microstructure |
analysis of heat input |
thermal gradient |
mathematical modelling |
>interspace< area
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Library | Call number – location, accession no. ... | Copy status |
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National and University Library, Ljubljana | GS II 549424 glavno skladišče | available - reading room |
Faculty of Mechanical Engineering, Lj. | Dr MARKELJ F. Matematično IN: 00048844 |
available - reading room |
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Markelj, Franc, 1944- | 01034 |
Tušek, Janez, 1952- | 02045 |
Grum, Janez, 1946- | 03551 |
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