Final answer:
A double bevel groove weld involves a bevel on one plate's both sides for creating a joint, commonly used for thicker materials.
Explanation:
In the context of welding, a double bevel groove weld involves having a bevel on both sides of only one plate to create the joint. This type of weld is commonly used for thicker materials or when a stronger weld is needed. For sheet steel, Curve A is used, and for cast steel, Curve B is utilized from Figure 10.11.
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