Chemical Engineering - Process Equipment and Plant Design - Discussion

Discussion Forum : Process Equipment and Plant Design - Section 1 (Q.No. 27)
27.
Two iron pipes of the same nominal diameter but different schedule numbers will have the same
inside diameter
outside diameter
wall thickness
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Vishal Verma said:   7 years ago
The correct answer is option (B) - outside diameter.

Standard pipe having the same nominal sizes, wall thickness varies with schedule number. Hence OD will remain the same & ID varies W. R.T schedule number.
(1)

Rain said:   3 years ago
As per my knowledge, pipes having the same nominal diameter will also have the same outside diameter. Therefore the answer should be, option B.

Mohamed Elzeftawy said:   1 decade ago
According to ANSI 36.10.

This answer is valid only up to 14" size.

Sizes larger 14" the outside diameter is fixed regardless the schedule.

Abhik Dhane said:   6 years ago
In pipe, as sch no change ID well change OD is the same as per PSM document. Tise is true for the tube as BWG.

Ashish said:   6 years ago
You both are correct, Agree @Vishal & @Mohamed.

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