Semester Exam Study guide Welding 1

The purpose of a fire watch is...

• Tell you to stop welding when there is a fire.

• Splash you with water when there is a fire.

• Observe you welding.

• To catch things on fire and watch them burn.

Oxygen bottles should never be stored ______________.

• in a well ventilated space

• in a secure location

• on its side

• secured so they won't fall over

Before cylinders are move the regulators should be removed.

• True

• False

The torch is held at a 45 degree angle when welding a T-Joint in horizontal position.

• True
• False

The welding area should be kept free of _____________.

• grease, fuels and solvents
• ultraviolet rays
• infrared rays
• electrodes

When arc welding one should wear _______________.

• wool clothing
• cotton gloves
• a heavy coat
• tinted glasses

Welding is a process of joining materials together into one piece?

• TRUE

• FALSE

Proper fit-up ensures that joint members are in correct alignment, have the correct edge preparation, and have the required root opening for proper penetration and sufficient weld reinforcement.

• true

• false

________________________________ is welding in which fusion is produced by heating with an arc between a consumable stick electrode and the workpiece.

• polarity
• surface welds
• resistance
• shielded metal arc welding

An __________ is a bare metal rod that is usually coated with chemical compounds called flux.

• electrode
• fillet weld
• electrons
• groove weld