Pipefitter Star Exam ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS
What causes 90% of all construction injuries and deaths Focus Hazards
and are used to help OSHA inspectors improve their
effectiveness?
What is the minimum safe working distance for overhead 10 feet
power lines?
What is the standard procedure used to safely de- Lockout/Tagout
energize equipment on circuits before they are worked
on?
Which of the following is not true about Material Safety They can be written in any language
Data Sheets?
What are the four focus inspections OSHA compliance Fall Hazards, Electrical Hazards, Caught in, Struck by
officers look for?
The sizes of pipe are identified by the measurement Nominal pipe size NPS
called the:
Steel pipe is supplied with the following end finish (es): PESC, T & C TBE
(All of the above)
What is a typical type of welded pipe joints? Butt-welded, Socket-welded, Slip-on Flanged (All of the above)
List the four principle functions of valves. Start/Stop, Regulate/Throttle, Relief, Reduce
, Regulating or throttling flow is done with a: Both B and C, (globe and gate valve)
Name the two basic types of check valves. Lift and Swing
The most common hanger used in piping systems is the: Clevis
Never expose any part of a compressed gas cylinder to 125°F
temperatures above:
The four types of copper tube joints are soldered, compression
brazed, flared and __ ?
What is the maximum recommended service temperature 350 degrees F
when a brazed joint is used?
Poor alignment of tube joints will cause: spacing difference between tubes and fittings
After fittings and tubes are cleaned and fluxed they as soon as possible
should be assembled and soldered:
Name three basic hitches which can be used for lifting Straight, Choker, Basket
with a sling
Which hitch can support the most weight? Basket hitch
Why should the angle between the leg of a sling and the More stress loads are applied on slings.
load never be less than 30 degrees?
What is the weakest part of a chain hoist? Lower hook
An oxyacetylene flame has a peak temperature of 6300°F
approximately:
What is the purpose of slightly opening/cracking a gas clear debris
cylinder valve before installing a gas regulator?
Why is it important to ensure that no part of the oxygen causes an explosion
handling equipment comes in contact with oil?
What is the constant used to find the travel with a 45 1.414
degree offset?
What is the constant used to find the offset or advance .707
with a 45o offset?
Add: 5 1/8 + 1 1/4 + 4 ½ = 10 7/8
Subtract: 9 5/8 - 6 15/16 = 2 11/16
What causes 90% of all construction injuries and deaths Focus Hazards
and are used to help OSHA inspectors improve their
effectiveness?
What is the minimum safe working distance for overhead 10 feet
power lines?
What is the standard procedure used to safely de- Lockout/Tagout
energize equipment on circuits before they are worked
on?
Which of the following is not true about Material Safety They can be written in any language
Data Sheets?
What are the four focus inspections OSHA compliance Fall Hazards, Electrical Hazards, Caught in, Struck by
officers look for?
The sizes of pipe are identified by the measurement Nominal pipe size NPS
called the:
Steel pipe is supplied with the following end finish (es): PESC, T & C TBE
(All of the above)
What is a typical type of welded pipe joints? Butt-welded, Socket-welded, Slip-on Flanged (All of the above)
List the four principle functions of valves. Start/Stop, Regulate/Throttle, Relief, Reduce
, Regulating or throttling flow is done with a: Both B and C, (globe and gate valve)
Name the two basic types of check valves. Lift and Swing
The most common hanger used in piping systems is the: Clevis
Never expose any part of a compressed gas cylinder to 125°F
temperatures above:
The four types of copper tube joints are soldered, compression
brazed, flared and __ ?
What is the maximum recommended service temperature 350 degrees F
when a brazed joint is used?
Poor alignment of tube joints will cause: spacing difference between tubes and fittings
After fittings and tubes are cleaned and fluxed they as soon as possible
should be assembled and soldered:
Name three basic hitches which can be used for lifting Straight, Choker, Basket
with a sling
Which hitch can support the most weight? Basket hitch
Why should the angle between the leg of a sling and the More stress loads are applied on slings.
load never be less than 30 degrees?
What is the weakest part of a chain hoist? Lower hook
An oxyacetylene flame has a peak temperature of 6300°F
approximately:
What is the purpose of slightly opening/cracking a gas clear debris
cylinder valve before installing a gas regulator?
Why is it important to ensure that no part of the oxygen causes an explosion
handling equipment comes in contact with oil?
What is the constant used to find the travel with a 45 1.414
degree offset?
What is the constant used to find the offset or advance .707
with a 45o offset?
Add: 5 1/8 + 1 1/4 + 4 ½ = 10 7/8
Subtract: 9 5/8 - 6 15/16 = 2 11/16
