Oxy-Fuel Equipment Cutting Test Flashcards Preview

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Flashcards in Oxy-Fuel Equipment Cutting Test Deck (25)
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1

What fuel gas is most frequently used?

Acetylene

2

A combination torch is used for cutting only. t or f?

False

3

If acetylene is used in a tip with more than eight preheat holes or in a two-piece tip the cutting tip will overheat and explode. t or f?

True

4

A cutting torch is used for cutting, welding and heating. t or f

F

5

Most hand torches can cut metal up to seven inches thick. t or f

t

6

It is possible to cut steel that is four feet thick. t or f

True

7

Acetylene should be used in a two-piece cutting tip. t or f?

f

8

Acetylene cutting tips should be one piece with 1 to 6 preheat holes. T or F?

T

9

The chance of a flashback is less with low pressure regulator settings that with high pressure settings. t or f?

F

10

The oxyfuel gas cutting torch works as a result of the metal being rapidly melted. t or f?

F

11

Hard slag is easier than soft slag to remove. t or f?

f

12

Distortion is not a problem if the correct fuel gas is used. t or f?

F

13

By looking at the drag lilnes in a cut, you can determine whether the cut was made correctly or incorrectly. t or f?

T

14

The two major methods for controlling distortion while make a cut is making two parallel cuts at the same time and speed and making a short cut and skipping a strip to keep the plate from separating. t or f?

T

15

The advantage of a combination welding and cutting torch is it can be used for cutting, welding, and heating. t or f

t

16

When cutting thick, round, dirty, or rusty, metals it is not necessary to use more preheat flames. t or f?

f

17

Oxygen is turned on while a welder is cleaning a tip to blow out debris. t or f?

t

18

A welder can correctly set the gas pressure without a chart by watching the flame. t or f?

t

19

If a metal is to be cut by oxyfuel gas cutting process the metal must have the ability to be oxidized. t or f?

t

20

Rust because of

oxide

21

What is a material left after a cut?

slag

22

What is a temperature that a material will burn called?

kindling temp

23

the width of a cut a torch makes

kerf

24

pounds of pressure gas

psig

25

Mapp gas

mps gases