ABSA B1 STUDY BANK EXAM QUESTIONS
WITH ANSWERS
The automatic submerged-arc welding process normally makes longitudinal and
circumferential ______ in drums.
a. seams
b. welds
c. connections
d. curvature-correct-answer-A
Drumheads are formed from flat plate by hot pressing with suitable forming dies,
and then machining the circumferential welding grooves.
a. True
b. False-correct-answer-A
Nozzles and stubs for connecting the drum to tubes and piping are formed by hot
forging from a solid steel cylinder, or ______.
a. billet
b. stub
c. pipe
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d. connector-correct-answer-A
The ________ From the connection for the attachment of the boiler steam
generating tubes to the drum and the saturated steam outlet tubes from the top
or steam space from the drum
A Tubes
B Welding
C Stubs
D Manholes-correct-answer-C
Upon completion of all welding, every drum must be subjected to a pre-weld heat
treatment.
A True
B False-correct-answer-B
It is not allowed to make any welds directly to the drum _______Stress relieving
has been completed
A after
B before
C during
D Until-correct-answer-A
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A final test which is carried out in the manufacturer's shop is a hydraulic or
hydrostatic test, (conducted according to the ASME Code Section I, PW-54), at a
pressure of ____ times the design pressure.
a. 1
b. 2
c. 1.5
d. 5-correct-answer-C
Only some of the firetubes in firetube boilers are __________
A expanded
B beaded
C flared
D rolled
E Seal welded-correct-answer-E
A tube expander consists of three rollers mounted in a cage, which fits inside the
tube end. A tapered mandrel or spindle fits between the rollers and when the
mandrel is turned, the rollers are rotated and forced out against the tube wall
pressing in against the tube hole.
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a. True
b. False-correct-answer-A
Boiler tubes are sometimes welded to _____, which have already been welded to
the headers or drum.
a. tubes
b. welds
c. stubs
d. manholes-correct-answer-C
Nozzles and stubs for connecting the drum two tubes and piping are formed by
hot forging from a solid steel cylinder or?
A Billet
B stub
C pipe
D Connecter-correct-answer-A
In the field, the stress-relieving of welded pipe joints may be accomplished by
means of __________ induction coils, which are wrapped around the welded
section of the pipe.