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WorksheetsWelding Chapter 1
Total questions: 7
Worksheet time: 4mins
Oxygen flame cutting is a chemical reaction that occurs between the steel and ______ ______ ______.
torch flame cone
cutting oxygen stream
fuel gas cylinder
oxygen gas cylinder
The kindling temperature of steel is__________.
1300 degrees
1400 degrees
1500 degrees
1600 degrees
When the oxygen cutting jet burns the iron in the steel, which has been heated to kindling temperature by oxyfuel preheat flames, what is the result?
welding
soldering
severing
oxidation
When the oxygen stream and the preheated metal combine, what is formed?
iron oxides
kerf
bead
flux
If metal is heated and permitted to cool, _______ ______ form on the surface.
light scales
heavy scales
light grooves
heavy grooves
One advantage of the OFC process is that it is extremely _________.
portable
safe
neat
stable
The materials that can be cut with OFC are limited primarily to ________ materials.
fibrous
fibulous
ferrous
ferret
