Final answer:
It is false that multiple reference lines off the same arrow in welding symbols specify the order of welds; they usually convey different weld specifications.
Step-by-step explanation:
The question appears to be referring to the interpretation of welding symbols on an engineering drawing rather than a matter directly related to wires being made from the same material. However, based on a common understanding of welding symbols, it is false that multiple reference lines off the same arrow specify the order that the welds are to be made. Instead, multiple reference lines are typically used to convey different information about each weld, such as the type of weld, size, length, and other specifications. The order of operations for welding is usually specified elsewhere in the documentation or based on welding best practices and guidelines.