Faculty of Mechanical Engineering, Lj. (FSLJ)
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Elektroobločno varjenje pod praškom avstenitnega nerjavnega jekla : diplomsko delo Visokošolskega strokovnega študijskega programa I. stopnje StrojništvoPlantan, KristjanZvarni spoji pri elektroobločnem varjenju pod praškom avstenitnih nerjavnih jekel, morajo izpolnjevati visoke zahteve kakovosti. Lastnosti varnega spoja morajo biti primerne lastnostim osnovnega ... materiala. Postopek varjenja pod praškom se pogosto uporablja za potrebe nuklearne, živilske, kemične in mnogih drugih industrij, kjer je kakovost zvarnega spoja izjemno pomembna. Za doseganje optimalne kakovosti zvarnih spojev, je potrebno natančno načrtovati in kontrolirati tehnologijo varjenja. V nalogi smo naredili natančen izračun parametrov varjenja za varjenje materiala debeline 30 mm iz avstenitnega nerjavnega jekla EN 1.4301/AISI304 in materiala debeline 70 mm iz avstenitnega nerjavnega jekla EN 1.4541/AISI 321. Kot dodajni material smo pri obeh primerih uporabljali avstenitno nerjavno jeklo EN 1.4404/AISI 316L. Pri načrtovanju tehnologije varjenja smo bili posebno pozorni na čas ohlajanja t8/5, zaradi katerega prihaja v materialu do faznih sprememb. Po končanem varjenju smo iz izdelanih vzorcev opravili meritve delta ferita, natezni in upogibni preizkus ter preizkus udarne žilavosti, ki so nam dali informacije o kakovosti zvarnega spoja in primernosti dodajnega materiala za varjenje. Ugotovili smo da je izdelan var dobre kakovosti ter da je izbran material primeren za varjenje na osnovni material.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [K. Plantan], 2019Language - slovenianCOBISS.SI-ID - 16976155
Author
Plantan, Kristjan
Other authors
Klobčar, Damjan
Topics
diplomske naloge |
varjenje pod praškom |
EPP |
elektro obločno varjenje |
avstenitno nerjavno jeklo |
čas ohlajanja |
zvari delta ferit |
powder welding |
SAW |
submerged arc welding |
austenitic stainless steel |
cooling time |
welds |
delta ferrite
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VS 0000000577 IN: 60000577 VS 577 IN: 60000577 |
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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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Plantan, Kristjan | |
Klobčar, Damjan | 20441 |
Source: Personal bibliographies
and: SICRIS
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