and replace a tube on a Cleaver Brooks fire tube Scotch Marine boiler.
hydrostatic test on a Cleaver Brooks fire tube boiler.
the temperatures required for post heat treatment and why do we post heat welds?
everything you know about preheat treatment.
you know when preheat temperature is reached?
a company go about getting an “R” certificate?
welders qualify, what form is use while they are qualifying and what is on this
What is a
What is a
an example on a repair or alteration of a non-load bearing attachment, attached
to a pressure retaining item, where post weld heat treatment is not required.
the difference between an alteration and a repair?
repair has been made what form needs to be filled out?
alteration what form needs to be filled out?
a tube leak the hole in the tube is 5 inches and cannot be hammered back how
could this be repaired?
of repair is it when a section of tube is cut out and replaced?
backside of this weld in question 15 cannot be reached how shall it be welded,
and what type of welding is required and why?
everything you know about confined space.
minimum oxygen requirements in a confined space?
everything you know about a Kingsbury thrust bearing?
you adjust the axial clearances in a turbine?
another kind of a thrust bearing?
everything you know about the thrust bearing in question 21.
the radial clearances adjusted on a turbine?
you check the clearances of a journal bearing?
acceptable clearance wear in a journal bearing before the shoes need to be
What is a
normal clearance on a Kingsbury thrust bearing?
expanding a fire tube into a tube sheet how do you know when it is tight?
the difference between a bulge and a blister and explain what each of them are?
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