Q:- When pipe is welded above ground, the working clearance around the pipe at the weld should be at least:

A. 12 inches 
B. 16 inches 
C. 20 inches 
D. 24 inches 
E. 30 inches

Q:- For procedure qualification, the exposed surfaces of each nick-break specimen shall show:

1. No slag inclusions over 1/4 inch 
2. At least 3/4 inches of sound weld metal between inclusions 
3. Complete penetration and fusion 
4. The tensile strength of the sample 

Q:- For welder qualification, the specimens shall be prepared for tensile-strength, nick-break, and bend tests. When tensile-strength tests are omitted:

1. The welder is not qualified 
2. The weld must be redone 
3. The is not covered in API 1104 
4. Tensile-Strength specimens shall be subject to the nick-break test 
5. Extra face bends must be tested

Q:- Atmospheres for shielding an arc may consist of:

1. Inert gases, active gases, or mixtures of inert and active gases 
2. Only inert gases are permitted 
3. Only active gases are permitted 
4. No gases are permitted for welding
5. none of the above