Anglicky v odborných předmětech "Support of teaching technical subjects in English “

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Anglicky v odborných předmětech "Support of teaching technical subjects in English “. Tutorial : Engineering technology Topic : Marking of welds on drawings Prepared by: Ing. Josef Martinák st. Projekt Anglicky v odborných předmětech, CZ.1.07/1.3.09/04.0002
Anglicky v odborných předmětech"Support ofteachingtechnicalsubjects in English“Tutorial: Engineering technologyTopic: Markingofwelds on drawingsPrepared by: Ing. Josef Martinák st.Projekt Anglicky v odborných předmětech, CZ.1.07/1.3.09/04.0002je spolufinancován Evropským sociálním fondem a státním rozpočtem České republiky.Marking of welds on drawings Marking of welds on drawings ČSN EN 22553Basic types of welds in accordance to cross section Marking 135/EN ISO 58179
  • Left of the mark – main weld’s dimension
  • Right of the mark – weld length dimension
  • Size of corner welds Marking of butt weld
  • Example:
  • a 4 ⊿ 40 x 50 (500)
  • a = weld thickness
  • 4 = weld size (4 mm)
  • ⊿ = marking
  • 40 = number of welds (seams)
  • 50 = length of welds (50 mm)
  • (500) = gap between welds
  • Preparation of weld connections ČSN EN ISO 9692-1Welding location ČSN EN ISO 6947Description of multiple layer weldAdvantages of welding
  • Weld can have arbitrary shape
  • Weld joint is dismountable
  • Disadvantage of welding
  • For some metals welding is difficult
  • Used literature
  • DILLINGER, Josef. A KOL. Moderní strojírenství pro školu i praxi. 1. Praha: Europa-Sobotáles, 2007. ISBN 978-80-86706-19-1.
  • M. HLUCHÝ, J. KOLOUCH, R. PAŇÁK. Strojírenská technologie II
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