Exam 13: Flux Cored Arc Welding Equipment and Materials

A large quantity of smoke that can be generated during FCA welding.

Often, it is better to remove the mill scale before welding rather than risking the production of ____.

Molten weld metal tends to have a low surface tension.

Sometimes the shielding gas is referred to as the shielding ____________________.

Oxygen present in the welding zone can exist as part of a compound such as iron oxide or ____.

All welding machines are capable of providing both CP and CC welding currents.

The AWS classification for stainless steel for FCAW electrodes starts with the letter ____ as its prefix.

One method of FCA welding done without a gas shield is called ____.

Water pressures higher than 35 psi may cause the water hoses to burst.

FCAW filler metal weights will vary by alloy and manufacturer.

FCA welding electrodes are available as seamed and ____________________ type electrodes.

The AWS has specifications for both cast and ____________________ for all FCA welding wires.

The impurities in the weld pool can be metallic or nonmetallic compounds.

Cooling water can be supplied directly from the building's water system, or it can be supplied from a ____.

Electrodes are available in sizes from 0.030 in. to ____ in diameter.

FCA welding deposition rates of more than ____ of weld metal are possible.

FCA welding guns are available as two types: water-cooled or ____________________.

Base chemicals are the opposite of acids.

One advantage of mechanically cleaning oil and paint is that it is easier to clean larger areas.

Carbon, chromium, and vanadium are some of the alloying elements that can be added to improve hardness, strength, creep resistance, and ____ resistance.