Welding Chapters 1-3

Front

Oxygen flame cutting is a chemical reaction that occurs between the steel and ______ ______ ______.

Back

cutting oxygen stream

Front

The kindling temperature of steel is__________.

Back

1600 degrees

Front

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?

Back

severing

Front

When the oxygen stream and the preheated metal combine, what is formed?

Back

iron oxides

Front

If metal is heated and permitted to cool, _______ ______ form on the surface.

Back

heavy scales

Front

One advantage of the OFC process is that it is extremely _________.

Back

portable

Front

The materials that can be cut with OFC are limited primarily to ________ materials.

Back

ferrous

Front

The two main areas of safety to be considered in OFC include safety in the welding area and __________.

Back

personal safety

Front

The temporary effects of burning the eyes with ultraviolet/infrared rays include _________.

Back

potential blindness

Front

_______ provide extra protection when grinding or performing surface cleaning

Back

goggles