Which of the following is the costliest material of construction used in pressure vessel construction ?
Correct answer: C. Titanium
- A. Low alloy steel
- B. Lead
- C. Titanium
- D. High alloy steel
Explanation
Titanium is exceptionally expensive compared with low-alloy steel, lead and most high-alloy steels, although it is selected when its corrosion resistance justifies the cost. Hence it is generally the costliest listed vessel material.
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