Question

Most blueprints or technical drawings for a welding project contain variety of

welding symbols. Welding symbols are used to convey specific welding information.

They help to communicate between the designer, welding engineer, and the welder.

Supplementary symbols are used in connection with welding symbols.

1. What are supplementary symbols?

2. Differentiate the two: contour symbols and finish symbols.​

Answer 1

Answer:

symbol used in connection with the weld symbol and can indicate extent of welding, weld appearance, material included in the preparation of the welded joint, or to indicate welding which is performed in some place other than in the shop.