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Projection Welding Symbol In Drawing. Welding can be done in the. Use it to indicate welding operations on working drawings.
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The drawing will show two points like an X and a Y for example between sections needing welding. Symbol is never depicted astride reference line. For these symbols the arrow connects the welding symbol reference line to the outer surface of one member of the joint at the centerline of the desired weld.
It is essential that the rules of the standard used are correctly applied by drawing office personnel.
The positioning of the symbol is the same for drawings in first or third angle projection. The symbol is interpreted as a simplified cross-section of the weld. Point to identify show location andor the basis of a welding symbol. In Third angle projection the Plan is placed in between the Object and the Viewer.
