Exam 20: Shop Math and Weld Cost

____ is the math that most welders use on a daily basis.

When using solid or flux cored wires, the deposition rate will ____ as the electrical stickout is ____ and the same welding current is maintained.

Because it is difficult for most manual welding to work with fractions smaller than ____ of an inch, these smaller dimensions are not commonly used in fabrication.When they are used, it is most often with some form of automated or machine welding or cutting process.

A ____ is a number that uses a decimal point to denote a unit that is smaller than 1.

A(n) ____________________ is a mathematical statement of the relationship of items.

The ____________________ is the rate at which weld metal can be deposited by a given electrode or welding wire, expressed in pounds per hour.

The ____________________ tells us how many pounds of weld metal can be produced from a given weight of the electrode of welding wire.

​Which of the following is not part of the labor cost?

Describe the efficiency of solid wires for SAW.

​What is the area of a square that is 21.5 ft.by 10 ft.?

____ are numbers used to express units in increments of 1, so they can be divided evenly by the number 1.

​What are some of the applications of angles in welding?

____ use(s) units of degrees, minutes, and seconds.

The ____ of a welding process refers to the percentage of the welding filler material that actually becomes part of the weld deposit.

____________________ costs are those expenses that must be paid each and every day, week, month, or year, regardless of work or production.

Describe the approach employed by small shops to estimate the costs of welding.

The weight of weld metal required to fill the groove or make the fillet weld is determined by ____.

A compelling reason for replacing covered electrodes with ____ wires is that the deposition rates in the vertical position can be increased from about 2 lb.per hour to over 5 lb.per hour.

A ____ is two or more numbers used to express a unit smaller than one.

____ are measurements containing numbers that are expressed in two or more different units.