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Exam 22: Welding Joint Design and Welding Symbols

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Question 21

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The ____ joint is often the best choice for horizontal butt welding.

A) double V
B) square
C) double J
D) bevel

E) None of the above
F) C) and D)

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Question 22

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​What does the term prequalified joint mean?

A) ​It means that the welder must be qualified before they can make the weld.
B) ​It means that the weld has been inspected and is ready to be welded.
C) ​It refers to a joint that has been tested and found to be reliable.
D) ​The boss has looked at the weld and feels it is ready to be tested.

E) None of the above
F) A) and B)

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Question 23

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A(n) ____________________ is designated by a right triangle.

Holes in the arrow side member of a joint for plug welding are indicated by placing the weld symbol ____ the reference line.

On larger welding jobs where would the welder find missing information about the joint design?

____ can ensure 100% joint fusion at the root and remove discontinuities of the root pass.

​Which type of weld joint can be fitted together so that the joint forms a V-groove or square butt joint?

​Usually, the larger the weld pool, ____.

​Which of the following is not a classification of a type of weld?

In the ____ position, the pipe is rolled either continuously or intermittently so that the weld is performed within 0 to 15 degrees of the top of the pipe.

The ____________________ of seam welds is designated as the minimum acceptable shear strength in pounds per linear inch.

The purpose of a(n) ____________________ is to join parts together so that the stresses are distributed.

In the ____ position, the pipe is vertical to the horizon and the weld is made horizontally around the pipe.

The ____________________ is added to the basic welding symbol when it is necessary to designate the welding specifications, procedures, or other supplementary information needed to make the weld.

In the ____ position, the pipe is fixed in a 45 degree inclined angle, and the weld is made around the pipe.

The faying surface can be shaped before welding to increase the weld's strength; this is called ____________________.

Should the backing strip be left on the finished weld or removed following welding? How is that indicated?

​Which type of force on a weld joint would be trying to twist the joint?

It is easier for a crack to propagate through a continuous weld than it is on an ____________________ weld where it has to restart at the beginning of each weld.

Describe the four basic plate welding positions for grooves and fillet welds.