I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be ______________ inch?
Correct answer: C. 0.622
- A. 4.728
- B. 0.5
- C. 0.622
- D. 0.474
Explanation
Nominal pipe size is not the actual inside diameter, because schedule changes wall thickness. A 1/2-inch Schedule 40 pipe has a standard inside diameter of approximately 0.622 inch.
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