QUESTION 60
A piping system that operates at a design pressure of 100 psi at 950? F was originally built from NPS 20 EFW (100% radiographed), ½” wall, A-516 Grade 70, A-671 material. During the last Inspection, the thickness was determined to be 0.370 inches. The records indicated the corrosion rate to be 0.009 inches per year.
What is MAWP if the next inspection is planned in 5 years?

QUESTION 61
The liquid penetrant examination method is an effective means for detecting.

QUESTION 62
Who is authorized to make a tack weld?

QUESTION 63
What is the test pressure of a metallic piping system whose design temperature is above the test temperature using the following conditions? NPS 6, SA106 Gr.B, 100 psi / 800°F

QUESTION 64
What is the maximum thickness measurement inspection interval for an injection point?

QUESTION 65
The base metal is P.No.8, the weld metal is A . No.8-9, and the wall thickness is 1″, what is the hold time for heat treatment

QUESTION 66
Is the thickness range on the WPS supported by the PQR?

QUESTION 67
Aboveground piping is subject to atmospheric corrosion.
What is buried piping subject to?

QUESTION 68
To evaluate the effects of fire damage, an assessment should be performed in accordance with____.

QUESTION 69
Temperatures above can damage transducers not equipped with delay line material.

QUESTION 70
In lieu of the required heat treatment after welding, what may be used as an alternative?

QUESTION 71
What is the working pressure of a 150 Ib. flange, SA 350 Gr.LF6 CL 1, used at 400°F?

QUESTION 72
When environmental or operating conditions produce snow and ice loads, these are considered to be.

QUESTION 73
The preferred medium for pneumatic testing of small lines or systems is

QUESTION 74
Piping systems that are not located in high activity areas and do not significantly vaporize are designated as______.

QUESTION 75
Which of the following applies to socket welds in piping systems?

QUESTION 76
Without the benefit of an impact test, what is the minimum operating temperature for A-106 Grade B material used in a Category D Fluid Service?

QUESTION 77
What is the design thickness of NPS 2 ½, SA106 Gr.B pipe that operates at 25 psi / 200°F

QUESTION 78
Impact testing of each form of material for any specification shall be done using procedures and apparatus in accordance with

QUESTION 79
All piping system repair and alteration welding shall be done in accordance with:

QUESTION 80
Repair materials shall be verified for conformance to the applicable code and shall be compatible with the original material by the.

QUESTION 81
What is the maximum measurement for open defects in the weld or heat affect zone for a guided bend specimen?

QUESTION 82
When a welder has not welded with a process during a period of, his qualifications for that process shall expire

QUESTION 83
All proposed methods of design, execution, materials, welding procedures, examination and testing must be approved by the.