5 Welding Symbols. Identify and draw a fillet weld groove weld back weld spot. 2 Back or backing welds of single-groove welds must be shown by placing a back or backing weld symbol on the side of the reference line opposite the groove weld symbol fig.
This comprehensive welding symbols course will help the user interpret welding symbols for. Fillet welds are generally performed on a 90 degree joint of 2 perpendicular pieces of metal. The symbols in particular for arc and gas welding are often shown as cross-sectional representations of either a joint design or a completed weld.
Different groove designs should have a distinct symbol to minimize the chance of making a mistake.
This engineering drawing present weld type symbols and fillet weld symbols. The dotted line indicates the weld side. Welding is widely used in fabricating machine parts or other structures that. This comprehensive welding symbols course will help the user interpret welding symbols for.