As soon as possible after completing an inspection, the Inspector should:
ANSWER
Review the inspection records and schedule the next inspection (API 570 6.3)
API 578 Material Verification can be applied for:
ANSWER
New and in-service alloy piping (API 578 1.1)
For MT examination by Prod technique the spacing between prods shall be between:
ANSWER
3 inches to 8 inches (ASME SECTION V T-752.3)
For a typical "injection point pipe circuit" starts upstream of injection point from a distance
of
ANSWER
3 times pipe diameter or 12 inches which ever is greater ( API 570 5.3.1)
Inspection of piping systems is carried out for purpose of:
ANSWER
Safety, Reliability of operation,Regulatory requirements (API 574 5.1)
As per API 570 for bolted flanged joints, bolts and nuts are considered as acceptably en-
gaged if the lack of complete engagement is:
ANSWER
1
, Not more than one thread (API 570 5.11, para.2)
When checking Titanium materials for cracks using PT methods only liquid penetrants:
ANSWER
with low or no chlorides should be used( ASME SECTION V II-642 (p. 128.1)
For calculating MAWP of Piping Circuit which is put in service the wall thickness used in com-
putations is:
ANSWER
Actual thickness minus twice the estimated corrosion loss before the date of next inspec-
tion( API 570 7.2)
Freeze damage can occur in case of which of the fluids:
ANSWER
Water and aqueous solutions API 570 5.3.12)
Which is make pipe system most susceptible to CUI?
ANSWER
Projections, penetrations in "b"(API 570, 5.3.3.1)
API 578 requires at least _________ electrodes to be PMI tested from each box.
ANSWER
one (API 578, 4.2.6)
For thickness measurement of pipes NPS 1 and smaller, NDT technique employed would be:
ANSWER
Radiographic profile technique (API 570, 5.6, Para. 1)
2
ANSWER
Review the inspection records and schedule the next inspection (API 570 6.3)
API 578 Material Verification can be applied for:
ANSWER
New and in-service alloy piping (API 578 1.1)
For MT examination by Prod technique the spacing between prods shall be between:
ANSWER
3 inches to 8 inches (ASME SECTION V T-752.3)
For a typical "injection point pipe circuit" starts upstream of injection point from a distance
of
ANSWER
3 times pipe diameter or 12 inches which ever is greater ( API 570 5.3.1)
Inspection of piping systems is carried out for purpose of:
ANSWER
Safety, Reliability of operation,Regulatory requirements (API 574 5.1)
As per API 570 for bolted flanged joints, bolts and nuts are considered as acceptably en-
gaged if the lack of complete engagement is:
ANSWER
1
, Not more than one thread (API 570 5.11, para.2)
When checking Titanium materials for cracks using PT methods only liquid penetrants:
ANSWER
with low or no chlorides should be used( ASME SECTION V II-642 (p. 128.1)
For calculating MAWP of Piping Circuit which is put in service the wall thickness used in com-
putations is:
ANSWER
Actual thickness minus twice the estimated corrosion loss before the date of next inspec-
tion( API 570 7.2)
Freeze damage can occur in case of which of the fluids:
ANSWER
Water and aqueous solutions API 570 5.3.12)
Which is make pipe system most susceptible to CUI?
ANSWER
Projections, penetrations in "b"(API 570, 5.3.3.1)
API 578 requires at least _________ electrodes to be PMI tested from each box.
ANSWER
one (API 578, 4.2.6)
For thickness measurement of pipes NPS 1 and smaller, NDT technique employed would be:
ANSWER
Radiographic profile technique (API 570, 5.6, Para. 1)
2
