QUESTION 90
375″
0.190″
0.03 inches/year 5 Years
MAWP:

QUESTION 91
What is the maximum Brinell hardness of base metal P-6?

QUESTION 92
What is the inspection interval for buried piping without cathodic protection, the soil resistivity is 6,500 ohm-cm?

QUESTION 93
When a welder has not welded with a process during a period of, his qualifications for that process shall expire

QUESTION 94
Repair materials shall be verified for conformance to the applicable code and shall be compatible with the original material by the.

QUESTION 95
What is the maximum allowable deviation for the ammeter on each piece of magnetizing equipment?

QUESTION 96
According to API 570, a(n) is a person who assists the inspector by performing specific NDE testing.

QUESTION 97
Austenitic stainless steel piping systems operating between 150°F-400°F are susceptible to:

QUESTION 98
With respect to a Class 400, NPS 12 slip on raised face flange, whose edges of the gasket do not extend to the bolt, what is the outside diameter of the gasket?

QUESTION 99
The type of joints generally limited to piping in non critical service NPS 2 and smaller is.

QUESTION 100
What should have been the correct number and type of guide bends on the PQR?

QUESTION 101
In piping systems, the most easily detected problem during operation is.

QUESTION 102
When heat treating welded joints between dissimilar ferritic metals, the temperature range shall be for which metal?

QUESTION 103
Who has the responsibility for qualifying welding procedures?

QUESTION 104
The three well-known methods of determining soil resistivity are, soil bar, soil box and______.

QUESTION 105
Determine the MAWP of the following piping system, at the next inspection, based on the following Design pressure/temperature Pipe description Outside diameter of pipe, D Thickness determined from Inspection Observed Corrosion Rate Next planned inspection 100 psig/750°F NPS 6, A285 C EFW, Straight Seam(No radiography) 6 5/8″ 0.280″
0.01 inches/year 5 Years
MAWP=

QUESTION 106
The minimum required pipe wall thickness or retirement thickness shall be based on pressure, mechanical and structural considerations using the appropriate design formulae and.

QUESTION 107
What is the pressure design thickness of NPS10A516 Gr.65 Type 22 pipe that operateat 1200psig/750°F

QUESTION 108
The inspector shall approve all repair and alteration work at designated times, referred to as_______.

QUESTION 109
A piping inspector employed by the owner operator shall have

QUESTION 110
The repair organization shall maintain records of welding procedures and welder qualifications and make the records available to the inspector_____.

QUESTION 111
Care should be taken not to during a pressure test.

QUESTION 112
The transmitted film density through the radiographic image of the body of the appropriate hole penetrameter and the area of interest shall be minimum for radiographs made with a gamma ray source.

QUESTION 113
The preheat zone shall extend beyond each edge of a pipe weld

QUESTION 114
Besides ultrasonic instruments, what other method can be used to determine thickness measurements?