Ansi Weld Symbols Explained

The assembled welding symbol consists of the following eight elements or any of these elements as necessary.

Ansi weld symbols explained. When the symbol is centered on the reference line this indicates that there is no side significance. The weld symbol fig. 3 2 is a method of representing the weld symbol on drawings. The complete set of symbols is given in a standard published by the american national standards institute ansi and the american welding society aws.

When the weld symbol hangs below the reference line it indicates that the weld must be performed on the arrow side of the joint. The structure of the welding symbol. It contains all the necessary information viz. The welding symbol fig.

This placement is important. The three weld symbols you see in the drawings above represent a square fillet and v groove weld respectively. A basic weld symbol consists of three parts namely. Welding symbols are a set of information conveyed by the design department to the welding engineer and the welding operator.

Ansi aws a2 4 symbols for welding and nondestructive testing. Welding position dimensions and geometry of the weld details of groove fillet welding process etc. A distinction is made between the terms weld symbol and welding symbol. For example in the next drawing a fillet weld is specified on the arrow side.

Advanced welding symbols 151 field weld a field weld is defined by the american welding society aws as a weld made at a location other than a shop or the place of initial construction 1 the field weld symbol consists of a flag that is placed at the intersection where the end of the reference line meets the arrow see figure 10 5. 3 3 indicates the desired type of weld.