Common Symbols for Welding, Brazing, and Nondestructive exam via AWS
Read or Download AWS A2.4:2012 Standard Symbols for Welding, Brazing, and Nondestructive Examination by AWS(January 1, 2012) Paperback PDF
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Extra resources for AWS A2.4:2012 Standard Symbols for Welding, Brazing, and Nondestructive Examination by AWS(January 1, 2012) Paperback
The size of groove welds that extend only partly through the joint shall be specified in parentheses on the welding symbol [see Figure 12(A), (C), and (F)]. 6 Depth of Bevel and Groove Weld Size Specified. ” For square groove welds, only the groove weld size, “(E),” is shown (see Figures 14 and 17). 7 Depth of Bevel Specified, Groove Weld Size Not Specified. A welding symbol with a depth of bevel specified, and the groove weld size not included and not specified elsewhere, may be used to specify a groove weld size not less than the depth of bevel.
3 Chain Intermittent Fillet Welds. Dimensions of chain intermittent fillet welds shall be specified on both sides of the reference line. The segments of chain intermittent fillet welds shall be opposite one another across the joint [see Figure 33(B)]. 2 Contours Obtained by Postweld Finishing. 2). 4 Staggered Intermittent Fillet Welds. The dimensions of staggered intermittent fillet welds shall be specified on both sides of the reference line, and the fillet weld symbols shall be offset on opposite sides of the reference line as shown below.
5 Extent of Welding. In the case of intermittent fillet welds, additional weld lengths that are intended at the ends of the joint shall be specified by separate welding symbols and dimensioned on the drawing [see Figure 33(D)]. When no weld lengths are intended at the ends of the joint, the unwelded lengths should not exceed the clear distance between weld segments and be so dimensioned on the drawing [see Figure 33(E)]. 7 Skewed Joints. 13 and Figure 31). 53 Figure 32—Application of the Symbols for the Size and Length of Fillet Welds 54 Figure 33—Application of the Intermittent Fillet Weld Symbol 55 Figure 33 (Continued)—Application of the Intermittent Fillet Weld Symbol 56 Figure 34—Application of the Fillet Weld Symbol 57 8.