Tenon peening is a technique employed by turbine manufacturers to __________.
Official USCG Answer & Rule Citation
Correct Answer: Option C — secure shroud bands to turbine blading.
Tenon peening involves cold-working or riveting the protruding ends of blade tips after shroud band installation. This mechanical locking technique securely anchors the shroud rings to the turbine blading, enhancing structural integrity under high centrifugal and steam bending loads.
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