NEW
Font size
WorksheetsOAW Sec. 1 Safety
Total questions: 13
Worksheet time: 7mins
Before using the welding equipment, you must obtain permission from:
custodian
instructor
no one
teachers assistant
Anyone welding, brazing, or watching the flame must:
squint
wear orange lenses
wear welding goggles
wear an arc welding helmet
The "working" pressure on the acetylene hose should not exceed:
5 P.S.I.
10 P.S.I.
15 P.S.I.
20 P.S.I.
You should check connections for leaks on the welding equipment with:
a match
soap suds
your ear
your hand
Cylinders should be set so that they are:
upright and secure
anywhere in the shop
laying on their side
none of these
When replacing or repairing welding tip, cutting attachment, or cutting tip:
never employ over-sized wrenches
do not apply excessive pressure
tighten tips by hand only
all of the above
When you turn on the oxygen cylinder valve:
never stand directly in front or behind the oxygen regulator
never stand directly in front of the oxygen regulator
never stand directly behind the oxygen regulator
it doesn't matter where you stand
Before you turn on the cylinder main valves:
make sure the regulator tension screw is loose
set the regulator at the desired pressure
replace the cylinder cap
select the correct welding tip
The maximum amount that the acetylene main cylinder valve should be opened is:
1 to 1 1/2 turn
2 1/1 to 3 turns
4 1/2 to 5 turns
all the way
You should make sure welding equipment especially the oxygen side is:
lubricated with oil
kept free of oil and grease
cleaned with lacquer thinner
painted
When using gas welding equipment what is the greatest potential hazards to be observed when working with this type of equipment?
electrical shock
back injuries
fires and explosions
toxic fumes
Oxygen is used for what purpose in the shop:
operate pneumatic tools when air is not available
dusting clothing or work
welding or cutting only
all of the above
A cylinder of gas should never be used without a:
spark lighter
cylinder cap
suitable pressure reducing regulator
standard high pressure hose
