What do finish symbols in welding represent?

Finish symbols in welding are used to indicate various finishing processes that must be applied to the weld or the base material after the welding operation has been completed. These symbols provide clear instructions about how the welded joint should be processed to achieve the desired surface quality, appearance, and functional properties. Common finishing processes include grinding, polishing, and painting, which can impact not only the aesthetics but also the durability and corrosion resistance of the welded assembly.

Understanding the use of finish symbols is crucial for ensuring that the final product meets the required specifications and performance standards. This level of detail in welding print reading is essential for fabricators and welders to follow exactly what is required by the design or engineering specifications, thereby ensuring quality control in the finished product.