question_answer

Which of the following are the major characteristics of submerged arc welding?

1. High welding speeds

2. High deposition rates

3. Low penetration

4. Low cleanliness

Select the correct answer using the code given below:

A) 2 and 3            

B) 1, 2 and 3

C) 3 and 4            

D) 1 and 2