API 570 Closed Book Exam Tested Questions With Revised Correct Detailed Answers Guarantee Pass
6 views 0 purchase
Course
API 570
Institution
API 570
API 570 Closed Book Exam
Tested Questions With Revised
Correct Detailed Answers
Guarantee Pass
1) When preparing to inspect a piping system inspection personnel should? -
ANSWER
Briefly review the history of the individual piping system
before any of the inspections required by ...
API 570 Closed Book Exam
Tested Questions With Revised
Correct Detailed Answers
Guarantee Pass
1) When preparing to inspect a piping system inspection personnel should? -
ANSWER Briefly review the history of the individual piping system
before any of the inspections required by API 570. API 570 5.3.5
2) As regards dead legs in piping circuits, what is recommended to be done by
API 570 whenever possible? - ANSWER Consideration should be given
to removing dead legs that serve no further purpose. API 570 5.3.2
3) When is it necessary to reevaluate the frequency of inspection for an
existing piping system? - ANSWER The inspection interval must be
reviewed and adjusted as necessary after each inspection or significant
change in operating conditions. API 570 6.3
4) What is the 4th consideration when selecting TML's? - ANSWER TML's
at intermediate locations along the longer straight piping within the
injection point circuit may be required. API 570 5.3.1
5) When the inspector suspects or is advised that specific circuits may be
susceptible to environmental cracking; the inspector should schedule
supplemental inspections. What types of inspections may this include? -
, ANSWER Radiography, Wet Fluorescent Magnetic Particle, and/or
Ultrasonic Examinations. API 570 5.3.7
6) Supplemental inspection for piping systems is sometimes required. Which
of the following may be considered supplements to normal inspection
techniques? - ANSWER Periodic use of Radiography and/or
Thermography to check for fouling or internal plugging.
7) To what inspection requirements must be applied to small bore class 1
secondary piping? - ANSWER Class 1 secondary SBP shall be inspected
to the same requirements as primary process piping. API 570 6.6.1
8) When is API 570 inspection code not permitted to be applied to a piping
system? - ANSWER As a substitute for the original construction
requirements or if in conflict with regulatory requirements. API 570 1.1.3
9) Which of the following service fluids will justify rating a piping system class
2? - ANSWER Hydrogen, Fuel Gas, and Natural Gas. API 570 6.2.2
10) Prior to hydrostatic tesing of piping system containing expansion joints
it is determined that the expansion joint will be damaged and cannot be
isolated. What can be done per API 570? - ANSWER Lines containing
expansion joints may be tested at a reduced pressure. API 570 5
11) Corrosion products have built up around a piping system's supports, what
additional inspection work may be called for? - ANSWER Lifting the pipe off of
such supports may be required for inspection. API 570 5.4.3
,12) Inspection for piping weld quality is normally accomplished as a part of the
requirements for new construction, repairs, or alterations. However, welds are
often inspected for corrosion as part of a radiographic profile inspection or as part
of internal inspection. When preferential corrosion in noted what is the
appropriate action? - ANSWER Additional welds in the same circuit or system
should be examined for corrosion. API 570 5.10
13) After an external visual CUI inspection on a class 1 system found to have
insulation damage, the follow up examinations should include NDE testing and
insulation removal of; - ANSWER At least 75% of all damaged areas. API 570
6.4 Table 6-2
The selection of TML's within injection point circuits are established at (4) basic
locations, (3) of which are: 1-TML's on appropriate fittings within the injection
circuit. 2-TML's on the pipe wall at the location of expected pipe wall
impingement of injected fluid. 3-Establish TML's at both the upstream and
downstream limits of the injection point circuit.
14) What is the 4th consideration when selecting TML's? - ANSWER TML's at
intermediate locations along the longer straight piping within the injection point
circuit may be required. API 570 5.3.1
15) The following can be said about inspection of refractory linings used in piping
systems; system. API 570 5.3.8 - ANSWER it is usually not necessary to
remove them for inspection of the piping
What physical sign does not indicate leakage in buried piping? - ANSWER
Corrosion on the 1st flange above the ground. API 570 9.1.1
The inspector shall approve all repair and alteration work at the designated hold
points and after the repairs and alterations have been satisfactorily completed in
accordance with the requirements of; - ANSWER API 570. API 570 8.1.2
, A close- interval potential survey on a cathode protected line may be used to
verify that the buried piping; - ANSWER has good insulation from the
surrounding earth and a protective potential throughout it length. API 570 9.2.2
What are the requirements of materials to be used in the welded repair of a
piping system? - ANSWER The materials used in making repairs or alterations
shall be of known weldable quality, shall conform to the applicable code, and shall
be compatible with the original material. API 570 8.2.4
When performing welding on piping systems constructed to ASME B31.3, What
must always be in place prior to welding? - ANSWER Qualified welding
procedures, welders may be tested on production welds in many cases. B31.3
328.2.1
In some instances preheating to 300°F may be substituted for PWHT after
welding P No. 1 materials, for which P No. 3 materials this is not allowed? -
ANSWER Materials classified as Mn-Mo. API 570 8.2.2.1
A welder makes a performance test using a pipe coupon that has an O.D. of
2.375". What range of outside diameters is he qualified to weld in production? -
ANSWER 1" to unlimited diameter. IX QW-452.3
A welders performance test was made in the 3G position. Which of the following
describes his test? - ANSWER Vertical groove weld in plate. IX QW-461.3
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller NURSINGDICTIONARY. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
