Exam 11: Gas Metal Arc Welding Equipment and Materials

The typical welder learns to use GMAW equipment after many hours of instruction and practice.

There are four major types of wire feed systems. They are push-type, pull-type, push-pull-type, and ____________________.

The most commonly used conductor tubes have a ____ angle.

The chief drawback in the use of ____ is the less-steady-arc characteristics and a considerable increase in weld spatter.

Globular transfer is generally used on thin materials and at a very low____.