API 653 NDE EXAM QUESTIONS
AND ANSWERS 100% PASS
All NDE shall be performed in accordance to what standard? - ✔✔API 650, Section 8
and any supplemental requirements of API 653, section 12
Personnel performing NDE shall be qualified in accordance with what standard? -
✔✔API 650, Section 8 and any supplemental requirements of API 653, Section 12
Acceptance criteria for NDE shall be in accordance with what standard? - ✔✔API 650,
Section 8 and any supplemental requirements of API 653, Section 12
Examiners performing NDE shall be Certified how? - ✔✔Shall be a Level II according to
ASNT-SNT-TC-1A
What examinations shall be performed on newly deposited weld metal or any cavity
resulted by grinding or gouging operations? - ✔✔Shall be visually examined over its
entire length, Additional NDE of those welds may be required as described in relevant
sections of API 653, Section 12.1
Annex G may be used to provide what additional guidance? - ✔✔Annex G may be used
to provide additional guidance in qualifying personnel and procedures when magnetic
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,flux leakage tools are used to examine tank bottoms. Owner/operators should
determine specific requirements to meet their tank bottom needs.
When may UT examination in accordance with API 650, Annex U, be used when RT is
specified for examination of welds? - ✔✔May be used for RT with agreement between
purchaser and manufacturer
When and where shall UT examination of shell plate for lamination be performed? -
✔✔UT examination of shell plate shall be made in the immediate affected area when
adding a reinforcement plate to an existing unreinforced shell penetration and when
adding a hot tap.
How shall cavities resulting from gouging or grinding operations to remove attachment
welds of existing reinforcement plates? - ✔✔Shall be examined by MT or PT
Complted welds attaching nozzle neck to shell, and reinforcement plate to shell and to
nozzle neck, shall require what NDE? - ✔✔Shall be examined by MT or PT. Consider
additional examination (e.g. WFMT and/or UT) for hat tap connection onto shell plates
of unknown toughness.
Completed welds of stress-relieved assemblies on shell penetrations shall require what
NDE? - ✔✔Shall be examined by MT or PT after stress relief, but before hydro.
Cavities resulting from grinding or gouging operations to remove weld defects shall
require what NDE? - ✔✔Shall be examined using MT or PT
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, Completed weld repairs of butt welds shall be examined volumetrically how? -
✔✔Shall be examined over the full length by RT or UT. However, for completed repairs
to butt welds found in shell plate to shell plate joints, the additional RT's, as required in
12.2.1.1.C, 12.2.1.2.C, and 12.2.1.3.C, do not apply.
How shall weld repairs of fillet weld be examined? - ✔✔Shall be examined over their
full length by the appropriate NDE method listed in herein.
How shall the welds of permanent attachments (not including shell to bottom welds)
and areas where temporary attachments are removed and the remaining weld
projections have been removed be examined? - ✔✔Visually
When welding with an API 650 group IV, IVA, V, and VI material, What additional
examination is required on completed welds of a new permanent attachment (not
including shell to bottom weld) and ares where temporary attachments have been
removed ? - ✔✔Shall be examined by MT (or at option of purchaser, PT)
What NDE is requires on new full penetration welds attaching existing to existing or
new shell plate? - ✔✔Shall be examined by RT (See 12.2). In addition, for plate thickness
greater than 1", the back gouged surface of the root pass and final pass (each side) shall
be examined for its entire length by MT or PT
New welds joining new shell plate to new shell plate (partial or full shell course
replacement or addition) requires what NDE? - ✔✔needs only to be examines with RT
in accordance with API 650, section 83.1
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AND ANSWERS 100% PASS
All NDE shall be performed in accordance to what standard? - ✔✔API 650, Section 8
and any supplemental requirements of API 653, section 12
Personnel performing NDE shall be qualified in accordance with what standard? -
✔✔API 650, Section 8 and any supplemental requirements of API 653, Section 12
Acceptance criteria for NDE shall be in accordance with what standard? - ✔✔API 650,
Section 8 and any supplemental requirements of API 653, Section 12
Examiners performing NDE shall be Certified how? - ✔✔Shall be a Level II according to
ASNT-SNT-TC-1A
What examinations shall be performed on newly deposited weld metal or any cavity
resulted by grinding or gouging operations? - ✔✔Shall be visually examined over its
entire length, Additional NDE of those welds may be required as described in relevant
sections of API 653, Section 12.1
Annex G may be used to provide what additional guidance? - ✔✔Annex G may be used
to provide additional guidance in qualifying personnel and procedures when magnetic
EMILY CHARLENE © 2025, ALL RIGHTS RESERVED 1
,flux leakage tools are used to examine tank bottoms. Owner/operators should
determine specific requirements to meet their tank bottom needs.
When may UT examination in accordance with API 650, Annex U, be used when RT is
specified for examination of welds? - ✔✔May be used for RT with agreement between
purchaser and manufacturer
When and where shall UT examination of shell plate for lamination be performed? -
✔✔UT examination of shell plate shall be made in the immediate affected area when
adding a reinforcement plate to an existing unreinforced shell penetration and when
adding a hot tap.
How shall cavities resulting from gouging or grinding operations to remove attachment
welds of existing reinforcement plates? - ✔✔Shall be examined by MT or PT
Complted welds attaching nozzle neck to shell, and reinforcement plate to shell and to
nozzle neck, shall require what NDE? - ✔✔Shall be examined by MT or PT. Consider
additional examination (e.g. WFMT and/or UT) for hat tap connection onto shell plates
of unknown toughness.
Completed welds of stress-relieved assemblies on shell penetrations shall require what
NDE? - ✔✔Shall be examined by MT or PT after stress relief, but before hydro.
Cavities resulting from grinding or gouging operations to remove weld defects shall
require what NDE? - ✔✔Shall be examined using MT or PT
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, Completed weld repairs of butt welds shall be examined volumetrically how? -
✔✔Shall be examined over the full length by RT or UT. However, for completed repairs
to butt welds found in shell plate to shell plate joints, the additional RT's, as required in
12.2.1.1.C, 12.2.1.2.C, and 12.2.1.3.C, do not apply.
How shall weld repairs of fillet weld be examined? - ✔✔Shall be examined over their
full length by the appropriate NDE method listed in herein.
How shall the welds of permanent attachments (not including shell to bottom welds)
and areas where temporary attachments are removed and the remaining weld
projections have been removed be examined? - ✔✔Visually
When welding with an API 650 group IV, IVA, V, and VI material, What additional
examination is required on completed welds of a new permanent attachment (not
including shell to bottom weld) and ares where temporary attachments have been
removed ? - ✔✔Shall be examined by MT (or at option of purchaser, PT)
What NDE is requires on new full penetration welds attaching existing to existing or
new shell plate? - ✔✔Shall be examined by RT (See 12.2). In addition, for plate thickness
greater than 1", the back gouged surface of the root pass and final pass (each side) shall
be examined for its entire length by MT or PT
New welds joining new shell plate to new shell plate (partial or full shell course
replacement or addition) requires what NDE? - ✔✔needs only to be examines with RT
in accordance with API 650, section 83.1
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