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API 653 Exam Study Guide With Latest Solutions 2024
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API 653 Exam Study Guide With Latest Solutions 2024
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API 653 Exam Study Guide With LatestSolutions 2024
API mpublications mnecessarily maddress mproblems mof mwhat mtype? m- mcorrect
manswer.Problems mof ma mgeneral mnature. m(Special mnotes msection)
API mStandard m653 mcovers min mservice msteel mtanks mbuilt mto mwhat mstandards? m- mcorrect
manswer.This mstandard mcovers msteel mstorage mtanks mbuilt mto mAPI m650 mand mits
mpredecessor mAPI m12C. m(1.1.1)
What mAPI mStandard malways mgoverns mfor mtanks mthat mhave mbeen mplaced min mservice? m-
mcorrect manswer.In mthe mcase mof mapparent mconflicts mbetween mthe mrequirements mof mthis
mstandard mand mAPI m650 mor mits mpredecessor mAPI m12C, mAPI m653 mshall mgovern mfor mtanks
mthat mhave mbeen mplaced min mservice. m(1.1.2)
API mStandard m653 memploys mthe mdesign mprinciples mof mwhat mstandard? m- mcorrect
manswer.This mstandard memploys mthe mprinciples mof mAPI m650. m(1.1.3)
When mdesign mand mconstruction mdetails mare mnot mgiven mand mare mnot mavailable min mthe
mstandard mto mwhich mthe min mservice mtank mwas moriginally mconstructed, mthen mdetails mthat
mwill mprovide ma mlevel mof mintegrity mequal mto mthe mlevel mprovided mby mthe mcurrent medition mof
mwhich mstandard mmust mbe mused? m- mcorrect manswer.The mcurrent medition mof mAPI m650
mmust mbe mused. m(1.1.5)
Who mhas mthe multimate mresponsability mfor mcomplying mwith mthe mprovisions mof mAPI653? m-
mcorrect manswer.The mowner/operator. m(1.2)
The minspector magency mof mthe mjurisdiction min mwhich mthe mabove mground mis mstorage mtank
mis moperated mis mcalled mwhat? m- mcorrect manswer.Authorized minspection magency m(3.3)
An memployee mof man mauthorized minspection magency mcertified mas man mAST minspector mper
mAPI m653 mAppendix mD, mis mknown mas mwhat? m- mcorrect manswer.Authorized minspector
m(3.4)
What mis mthe mtotal mmetal mloss mdivided mby mthe mperiod mof mtime mover mwhich mthe mmetal
mloss moccurred? m- mcorrect manswer.Corrosion mrate m(3.9)
, What mis mthe mdefinition mof ma m"repair" mto ma mtank? m- mcorrect manswer.Work mnecessary mto
mmaintain mor mrestore ma mtank mto ma mcondition msuitable mfor msafe moperation. m(3.24)
What mmust mbe mdone mwhen mthe mresults mof ma mtank minspection mshow mthat ma mchange mhas
moccurred mfrom mthe moriginal mphysical mcondition mof mthat mtank? m- mcorrect manswer.An
mevaluation mshall mbe mmade mto mdetermine mits msuitability mfor mcontinued muse. m(4.1.1)
What mmust mbe mdone mwhen mthe mcone mroof mtank mroof mplates mcorrode mto man maverage
mthickness mof mless mthan m0.09" min many m100 min^2 marea? m- mcorrect manswer.Shall mbe
mrepaired mor mreplaced. m(4.2.1.2)
What msection mof mAPI m653 mmust mbe mconsidered mwhen mchanging mthe mservice mof ma mtank
mto moperation mat mtemperatures mabove m200F? m- mcorrect manswer.All mrequirements mof
mAPI m650, mAppendix mM. m(4.2.4.3)
What mform mof mcorrosion mdoes mnot mnormally mrepresent ma msignificant mthreat mto mthe
moverall mstructural mintegrity mof mthe mtank mshell munless mit mis mpresent min ma msevere mand
mnumerous mform? m- mcorrect manswer.Pitting m(4.3.1.3)
When mcan mwidley mscattered mpits minside mthe mtank mshell mbe mignored? m- mcorrect
manswer.Provided mthat:
a) mno mpit mdepth mresults min mthe mremaining mshell mthickness mbeing mless mthan mone-half mthe
mminimum macceptable mtank mshell
thickness mexclusive mof mthe mcorrosion mallowance; mand
b) mthe msum mof mtheir mdimensions malong many mvertical mline mdoes mnot mexceed m2 min. min man
m8-in. mlength m(see mFigure m4.2). m(4.3.2.2).
A mtank mof ma msingle mbutt-weld mwith ma mback-up mbar mconstruction, mbuilt mto man
munknownstandard min m1940 mis minspected. mCorrosion mis mgeneral mand man mevaluation mof
mthe mtank's mminimum mthickness mis mrequired. mWhat mjoint mfactor mwould myou muse? m-
mcorrect manswer.E m= m0.85. m(Table m4.2)
What mcan mfoundation msettlement mcause mto mappear min mthe mshell mof man mAST? m- mcorrect
manswer.Shell mdistortions. m(4.3.5.2, m4.3.5.3)
Unless ma mstress manalysis mis mperformed mwhat mis mthe mminimum mbottom mplate mthickness
min mthe mcritical mzone mof mthe mtank mbottom? m- mcorrect manswer.the msmaller mof mone-half
mthe moriginal mbottom mplate mthickness mor m50 m% mof mtmin mof mthe mlower mshell mcourse, mbut
mnot mless mthan m0.1 min. m(4.4.5.4)
An mAST moperating mat m250F mis mevaluated mfor mcontinuing mservice. mThe minspector
mchecks mthe mtank mrecords mand mfinds mthat mthe mtank mwas moriginally mbuilt mof mASTM mA516
mgr60. mWhat mallowable mstress mshould mthe minspector muse min mevaluation mthe mminimum
mthicknesses mof mthe mtank's mshell? m- mcorrect manswer.32,000 m* m0.80 m= m25,600
m(4.3.10.1.1a mor mTable m4.1)
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