1
The most important form of NDT for a welder
Pg. 8
Visual Inspection
What should be done after performing MPI before putting components back into service?
Pg. 71
Demagnetize the tested compnents
What is ultimate tensile strength?
Pg. 56
The highest stress that the material can withstand
What type of deficiency is a lamination?
Pg. 48
Property deficiency
How is fracture toughness defined?
Pg. 48
A material's resistance to extension of a crack
What type of curve is produced on the stress-strain plot in a tensile strength test?
Pg. 56
A smooth curve
What is the tip radius of a Charpy V-notch specimen?
Pg. 59
0.25mm (1/100")
What is on the back of a welder qualification card?
Pg. 29
Name
Date of test
File number
Welder signature
Examiner ID
What is the common ratio of pressure used during hydrostatic tests?
Pg. 79
1.3 times the maximum allowable working pressure of the vessel
Disadvantages to the liquid penetrant inspection method
Pg. 65
Only detects defects open to the surface
Defects easily hidden
Cannot be used on hot or cold parts
A root opening designated as Gmin shall not be subject to what?
Pg. 16
The "minus" workmanship tolerance
What effects are likely to appear in thick and rigid assemblies?
Pg. 49
Cracks in weld or fusion line
What is the maximum permitted size of a corner crack on a bend specimen?
Pg. 54
6.4mm (1/4")
How much force is applied in a Brinell hardness test?
Pg. 82
3000kg (6600lbs)
What test applies 150kg (330lbs) of force using a diamond?
Pg. 83
Rockwell hardness test
CSA Z662 allows for how much misalignment offset, caused by dimensional variations?
Pg. 22
1.6mm (1/16')
What is different about an Izod impact test when compared to a Charpy V-notch test?
Pg. 60
The Izod impact test uses a swinging pendulum to strike the test piece
How is out-of-roundness checked?
Pg. 21
Cylinder is placed on end with walls at true vertical (checked with a level or plumb line)
Circumference is wrapped with tape at top and bottom
Top circumference is divided by four and quarter points are marked on the cylinder
A plumb line is dropped from these points to the lower circumference and the lower points are marked
If the measurements between the marks on the tape are equal, it is round
File test kits usually include how many files?
Pg. 85
Six files
How many specimens are required for pressure certification bend tests?
Pg. 55
Eight specimens
What is the minimum distance between indentations in a Vickers hardness test?
Pg. 84
25 times the indentation size
Tensile testing machines are typically powered how?
Pg. 57
Mechanically
Hydraulically
When using NDE symbols on drawings, how is the indicator for the number of examinations depicted?
Pg. 89
In brackets and above or below the related symbol
What tools are needed to perform a nick break test?
Pg. 61
Hammer
Hacksaw
Vise
What is the intended purpose of a transverse weld test?
Pg. 57
To represent the entire cross section of the weld