what is the arc enegy for the following welding process parameters?
A.
0.7 KJ/mm
B.
0.6KJ/mm
C.
0.01KJ/mm
D.
0.7KJ/mm
In an all weld metal tensile test, the original test specimens gauge length of 50mm after testing the gauge increased to 72mm, what is the elongation percentage?
A.
44%
B.
144%
C.
69.4%
D.
2.27%
E.
The elongation is not normally tested in this test
What is the ratio between the leg length and design throat thickness on mitre fillet weld with equal leg lengths?
A.
1 to 1
B.
2 to 1
C.
1.414 to 1
D.
All of the above it depend upon the leg length size
The toughness and yield strength of steel is reduced by:
A.
Reducing the grain size
B.
Increasing the heat input
C.
Reducing the heat input
D.
both a and b
Which of the following statments is true if applicable to a charpy vee notch impact test?
A.
It's destructive test used to assess material ductility in the weld zone
B.
It's a mechanical test used to determine a welds resistance to creep
C.
It's destructive test, which is used to give a measure of notch toughness
D.
It's a static test used to determine material toughness in the notch region
