GMAW
SMAW
GTAW
Oxy-Fuel
General
100

What does GMAW stand for

Gas, Metal, Arc, Welding

100

What does SMAW for

Shielded, Metal, Arc, Welding

100

What does GTAW stand for

Gas, Tungsten, Arc, Welding

100

What are the gasses used

Oxygen and Fuel (acetylene, natural gas, propane, propylene, hydrogen, and MAPP gas)

100

What item protects your eyes

Safety Glasses

200

What are the two adjustable settings for GMAW

Voltage and Wire Feed Speed

200

What is units the SMAW process use for the settings

Amperage (Amps)

200
What is the Electrode generally made of

Tungsten

200
For Oxy Fuel welding what is the working pressure for both Oxygen and Fuel

 10 PSI

200

What discontinuity is this


Undercut

300

What does FCAW mean

Flux Core Arc Welding

FCAW-S (self shielded, no external gas required)

FCAW-G (G stands for Gas shielded, external gas required)

300

What is the coating on the SMAW electrode called

Flux

300

What is the problem


Contaminated tungsten


300

What type of flame is this

Neutral flame

300

At what PSI does Acetylene become unstable and could spontaneously combust.

15 PSI

400

What is this


Contact tip


400

What is the technical term for this


Electrode Holder (stinger)

400

How do you tell the different kinds of GTAW electrodes.

The painted color on the tip of the electrode

400

How many and what are the types of heads can you use with Oxy-Fuel

3

Cutting

Welding

Rosebud (heating)

400

What is the tensile strength of a 7024 SMAW Electrode

70,000 lbs

500

What polarity do you need to be in when welding A36 Mild steel for Short circuit transfer

Direct Current Electrode Positive (DCEP)

500

Generally what polarity do you need to be in for SMAW when welding A36 Mild steel

Direct Current Electrode Positive (DCEP)

500

What polarity do you need to be in when welding Aluminum with GTAW

Alternating Current (AC)

500

In the event of an emergency what gas cylinder do you close first

Fuel cylinder

500

What is the code book contains the requirements for welded steel structures that utilize carbon or low alloy steels that are 1/8 in or thicker with a minimum specified yield strength of 100 ksi or less.

AWS D1.1

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