Exam 30: Groove Welds

The melt-through symbol is used only when complete root penetration plus visible root reinforcement is required in welds made from one side only.

For a square weld, the weld symbol and the root opening must be shown on both sides of the reference line in the welding symbol.

In some instances, the arrow of the welding symbol is broken to identify the part to be prepared (e.g., beveled) for the weld joint.

Groove welds whose faces are to be finished flush or convex are specified by adding the appropriate contour and ____ symbols to the weld symbol.

When a groove weld extends only partly through the member being joined, the size of the weld is shown on the _________________________.

The height of root reinforcement, or melt through, is dimensioned ____ the melt-through symbol.

The height of root reinforcement, or melt through, is dimensioned to the ____________________ of the melt-through symbol.

Bevel-groove, J-groove, and flare bevel-groove weld symbols are always drawn with the perpendicular leg to the ____________________ (left/right).

The symbol for a back or backing weld is ____.

The angle of a groove weld joint preparation is given ____ the weld symbol.

For a double-groove joint, joint preparation is required on one side of the joint only.

The symbol for a bevel weld is .

The melt-through symbol is placed on the side of the reference line ______________________________ the weld symbol.