Pipefitter Star Exam| 800+ Questions with correct Answers| Already Graded 100% Pass| Latest !

Pipefitter Star Exam| 800+ Questions with correct Answers| Already Graded 100% Pass| Latest ! What causes 90% of all construction injuries and deaths and are used to help OSHA inspectors improve their effectiveness? Focus Hazards What is the minimum safe working distance for overhead power lines? 10 feet What is the standard procedure used to safely de-energize equipment on circuits before they are worked on? Lockout/Tagout Which of the following is not true about Material Safety Data Sheets? They can be written in any language What are the four focus inspections OSHA compliance officers look for? Fall Hazards, Electrical Hazards, Caught in, Struck by The sizes of pipe are identified by the measurement called the: Nominal pipe size NPS 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 temperatures above: 125°F The four types of copper tube joints are soldered, brazed, flared and _____? compression What is the maximum recommended service temperature when a brazed joint is used? 350 degrees F Poor alignment of tube joints will cause: spacing difference between tubes and fittings After fittings and tubes are cleaned and fluxed they should be assembled and soldered: as soon as possible Name three basic hitches which can be used for lifting with a sling Straight, Choker, Basket Which hitch can support the most weight? Basket hitch Why should the angle between the leg of a sling and the load never be less than 30 degrees? More stress loads are applied on slings. What is the weakest part of a chain hoist? Lower hook An oxyacetylene flame has a peak temperature of approximately: 6300°F What is the purpose of slightly opening/cracking a gas cylinder valve before installing a gas regulator? clear debris Why is it important to ensure that no part of the oxygen handling equipment comes in contact with oil? causes an explosion What is the constant used to find the travel with a 45 degree offset? 1.414 What is the constant used to find the offset or advance with a 45o offset? .707 Add: 5 1/8 + 1 1/4 + 4 ½ = 10 7/8 Subtract: 9 5/8 - 6 15/16 = 2 11/16 Multiply: 3 1/5 x 1 ¼ x 1 1/3 = 5 1/3 Divide: 11 ¼ by 2 ½ = 4 1/2 Change the following to architectural measurements 3.96': 3' - 11 ½" MSDS is part of the "right to know" law. t IDLH is an individual's daily level of hazards f Inhalation, ingestion, absorption and injection are four routes of entry. t When voltage is applied to a conductor, free electrons: