Question 3405Deck General70% to pass
What is a major disadvantage of Di-Lok chain compared with Oil Rig Quality (stud link) chain in floating drilling rig operations?
AI Explanation
The correct answer is B) Shorter fatigue life.
Di-Lok chain is generally considered to have a shorter fatigue life compared to Oil Rig Quality (stud link) chain in floating drilling rig operations. This is due to the design of the Di-Lok chain, which lacks the supporting studs present in the stud link chain. The studs in the Oil Rig Quality chain help distribute the load more evenly, resulting in a longer fatigue life for the chain. In contrast, the Di-Lok chain's design makes it more susceptible to premature fatigue failure under the dynamic loads experienced in floating drilling rig operations.
The other options are incorrect because: A) Higher weight is not a major disadvantage of Di-Lok chain, C) Lower strength is not necessarily true, and D) Greater expense may be the case but is not the main disadvantage.
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