AWS AWS Welder Qualification & Procedure Testing 3

Question 1

Passing a 3G (vertical) groove weld qualification test under AWS D1.1 qualifies a welder for which positions?

Accepted Answer

Flat, horizontal, and vertical

Answer

Flat only

Answer

Flat and horizontal only

Answer

All positions including overhead

Question 2

What does the AWS filler metal classification E7018 indicate?

Accepted Answer

E=Electrode, 70=70 ksi tensile, 1=all-position, 8=low-hydrogen iron powder coating

Answer

E=Electric, 70=amps, 18=electrode diameter

Answer

E=Electrode, 7018=heat number

Answer

E=Extension, 70=voltage, 1=flux type, 8=current setting

Question 3

What does the 'F-number' designate in AWS filler metal classification?

Accepted Answer

The filler metal group for welder qualification purposes

Answer

The flux composition percentage

Answer

The fracture toughness rating

Answer

The wire feed speed setting

Question 4

Under AWS D1.1, the minimum base metal thickness generally covered by prequalified SMAW WPS provisions is:

Accepted Answer

1/8 inch

Answer

1/16 inch

Answer

3/16 inch

Answer

1/4 inch

Question 5

A 'nonessential variable' in a WPS is one that:

Accepted Answer

Can be changed without requalifying the procedure

Answer

Cannot be changed under any circumstances

Answer

Requires written approval from the engineer

Answer

Affects only fillet welds

Question 6

The AWS 'A-number' classification system for filler metals designates:

Accepted Answer

The weld metal chemical composition for procedure qualification

Answer

The amperage range for the electrode

Answer

The electrode coating type

Answer

The position of welding