Describe how two pieces of round sheet metal pipe are joined
What will be an ideal response?
One end of the duct is crimped, making it's outside diameter slightly smaller than the regular duct diameter. A bead behind the crimp serves as a stop when inserting one duct into another. All joints should be fastened with sheet metal screws or rivets. The joint should be sealed with UL 723 duct tape and or mastic.
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How many planet pinions are used in a planetary gear set?
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Another term for mechanical lifter is tappet.
Answer the following statement true (T) or false (F)
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What are the two ways of mounting a seat belt pretensioner?
What will be an ideal response?
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The association that provides inspectors certification as a CWI is:
A) AWWA B) API C) ASME D) AWS
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