SMAW Section 2

Before leaving heated metal unattended, you should use chalk or soap stone to label it with the word "hot" because:

• someone may get burned if they touch it

• you can tell to whom it belongs

• other work may be placed on it

• chalk will help cool it

When you are through using the electrode holder after you have completed your welds, you should remove the electrodes and place the holder where ?

• on the workbench

• clamp it on the metal frame of the workbench

• cool it by dipping in water

• place it so that it will not complete the electrical circuit

Acceptable practices when striking an arc to start your weld to prevent someone from being flashed if they walk into your booth include

• tacking without helmet

• holding metal to be tacked with bare hands

• saying "down or cover" before striking the arc

• not wearing safety glasses

If the skin is exposed to electric arc, it will be burned as a sunburn: for this reason you should wear:

• a helmet

• gloves

• protective clothing

• all of the above

The only person allowed to change the adjustment on the stick electrode welding machines that you are using is:

• operator

• instructor

• students in class

• electrition

When chipping slag from a weld to protect your eyes you must wear:

• shoes

• tong or pliers

• clear eye protection

• hard hat

When picking up and /or moving hot metal objects, be sure to use:

• gloves

• tong or pliers

• a C-clamp

• another piece of metal

If the electrical connections, cable, or electrodes holder become hot, shut off the welder and report this to who and when:

• the instructor immediately

• the instructor when convenient

• the shop foreman

• the electrition

Welders are subject to eye injuries cased by:

• foreign material in eye

• radiation and infrared rays

• welder's flash burn

• all of the above

Arc welding with stick electrode in the range of 75 to 200 amps, the shade of lense to be used to filter out the light rays is a:

• #3-4

• #5-6

• #10-11

• #12-14