______________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently ?
Correct answer: B. Flanged
- A. Collar
- B. Flanged
- C. Bell and Spigot
- D. Expansion
Explanation
A flanged joint can be unbolted easily, making it suitable for temporary cast-iron pipelines that must be dismantled and reassembled frequently. Bell-and-spigot joints are more commonly used for permanent pipe connections.
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