et

pinnatühik

1

Terminological databases

Materjalitehnika terminibaas

ID 673374 Last modified 15.11.2025
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Domain castingpowder metallurgyceramic technologysurface treatmentsurface treatment - corrosion protection
  • valudefekt valandi pinnakihis, mis on tingitud gaaside (õhu) sattumisest sulametalli väljastpoolt (vrd suletud gaasitühik)
    Good to know
    • Üldiselt, mullid või gaasimullid valandi (nt survevaland), paagutatud toote, pinde jms pinnakihis. Pindes on pindmiste gaasitühikute moodustumine seotud adhesiooni kaoga pinde ja alusmaterjali vahel.
  • a casting defect, on or near the surface of metal, resulting from the expansion of gas in a subsurface zone (compare: blowhole)
    Good to know
    • In general, bubbles or gaseous inclusions at the surface of a casting (e.g. die casting), a sintered object, in a coating etc. In a coating blisters arise from the loss of adhesion between the coating and the substrate.
  • дефект отливки на поверхности или вблизи неё, который образуется в результате расширения газа в приповерхностной зоне (ср. закрытая газовая раковина)
    Good to know
    • В общем, пузыри или газовые включения на поверхности отливки (напр. выполненной под давлением), спечённой заготовки, в покрытии, и т. д.
pinnatühik preferred
pindmine gaasitühik
blister
газовый пузырь
пузырь

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