| (G) perform multi-pass groove welds in all positions
according to industry-accepted welding standards.
(10) The student analyzes gas metal arc welding principles
and practices. The student is expected to:
(A) use safe operating practices;
(B) explain the effects that weld angle, work angle,
and electrode extension have on welds;
(C) apply gas metal arc welding principles;
(D) demonstrate proper set-up procedure for gas metal
arc welding;
(E) explain the AWS identification system for gas metal
arc welding filler metal;
(F) determine appropriate filler metal for base metal
in gas metal arc welding; and
(G) perform fillet and groove welds in all positions.
(11) The student analyzes flux cored arc welding principles
and practices on metals. The student is expected to:
(A) use safe operating practices;
(B) explain the effects that weld angle, work angle,
and electrode extension have on welds;
(C) apply flux cored arc welding principles;
(D) demonstrate proper set-up procedure for flux cored
arc welding;
(E) explain the AWS identification system for flux
cored arc welding electrodes;
(F) determine appropriate filler metal for base metal
in flux cored arc welding; and
(G) perform fillet and groove welds in all positions.
(12) The student analyzes gas tungsten arc welding
on metals. The student is expected to:
(A) use safe operating practices;
(B) analyze electrical welding current relationships
such as alternating current and direct current, heat transfer, and
polarity;
(C) identify the common types of tungsten and filler
metals according to the AWS identification system;
(D) demonstrate proper set-up procedure for gas tungsten
arc welding;
(E) perform fillet and groove welds in all positions;
and
(F) perform welds on metals such as carbon steel, stainless
steel, and aluminum.
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