Welding

In the FCAW electrode classification E71T-1, the letter T indicates

• a. Tensile strength

• b. toughness values

• c. tungsten electrode

• d. tubular electrode

A flux cored electrode that protects the weld zone from contaminated with fluxing elements released from the core of the wire itself is called

• a. gas shielded

• b. mechanized

• c. dual shielded

• d. self shielded

What type of drive rolls are used with FCAW electrode wire?

• v-groove

• u-groove

• knurled

• None of the above

FCAW-g indicates what type of shielding?

• a. Self shielding

• b. Gas shielding

• c. Globular

• d. None of the above

The Choice of electrode should be based on the metal to be welded, the welding position and the ________ of the metal? 

• SMAW

• GMAW

• Thickness

• AWS

To change welding current polarity, the welding leads connections must be reversed at the positive and negative terminal post on machines that don't have a polarity reversing switch?

• True

• False

_______ and ________ the electrode against the base metal are two ways to strike and Arc?

• Tapping and Scratching

• Rubbing

• Flashing

The most difficult position to weld in is the _______ Position?

• Flat

• Horizontal

• Vertical

• Over Head

The four basic welding positions are: Flat, Horizontal, Vertical and Overhead

• True

• False

The last number on a welding rod stands for what_____?

• Tensile strength

• Flux coating

• Welding Position

• AWS