A welding symbol consists of a small horizontal rectangle whose upper length is on the reference line. Below the rectangle is the designation 25°. To the left of the rectangle is the notation 3/4. What does this symbol mean?
A. This is a plug weld, which is to fill a hole in one piece of metal that is lapped over another piece of metal. The hole is 3/4 inch wide at the top. The weld will have an overall angle of 25° from the top of the weld to the bottom of the weld.
B. This is a slot weld, which is to fill a slot in one piece of metal that is lapped over another piece of metal. The slot is 3/4 inch wide at the base. The weld will have an overall angle of 25° from the base of the weld to the top of the weld.
C. This is a plug weld, which is to fill a hole in one piece of metal that is lapped over another piece of metal. The hole has a 3/4 inch wide diameter. The weld will have an overall angle of 25° from the base of the weld to the top of the weld.
D. This is a flush weld, which is to fill an outside corner of two pieces of material. The corner is 3/4 inch wide at the base. The weld will have an overall angle of 25° from the base of the weld to the top of the weld.
E. None of the above. This is an incorrect symbol.
Answer: B
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