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This standard specifies graphical symbols intended for use on welding equipment, for example on actuators and indicators or directly on objects. Graphical symbols for resistance welding are not covered by this standard, but are contained in DIN EN 27286. The responsible committee for this standard is NA 092-00-06 AA "Darstellung und Begriffe (DVS AG I 4)" ("Representation and terms (DVS AG I 4)") at DIN.
This document replaces DIN 32520-1:1987-01 , DIN 32520-3:1989-02 .