Boilermaker test Updated 2024/2025 Questions and Answers 100% Correct.

A pneumatic winch used to move heavy objects is a(n)______. - Tugger A device used to join several piping or tubing runs is a(n)_______ . - Manifold, When inspecting a completed cut made with oxyfuel cutting equipment, the drag lines of the cut should be n e a r_____ and not very pronounced. - vertical A ( n )_______is a sharp, ragged edge of metal. - Burr A boilermaker working at extreme heights must follow safety precautions not only to prevent falls but also to prevent causing ________ - injury to personnel working below from falling objects A buildup of solid combustion byproducts in a boiler is called _______. - Combustion Residue A device that allows a tool to rotate in only one direction is a(n)__ - Ratchet A device used to expand boiler tubes from the inside is a(n)______ - Tube roller/expander A flame burning with too much fuel is called ______ - Carburizing flame A flame burning with too much oxygen is called_____. - Oxidizing flame A good safety practice is _____| - writing HOT on hot metal before leavingA handheld device used to grind metal is a(n) _______. - Die grinder A Hi-Lo gauge is used to_____. - check for pipe joint misalignment A loud snap or pop as a torch flame is extinguished is called a(n) _______ - Backfire A machine that receives its power from liquid pressure is said to be - Hydraulic A material made by combining carbon and metal is ______ . - Carbide A material that can maintain its strength at a high temperature is called _______. - Lagging A pipe wrench that is too small will_____. - not hold the pipe firmly A sheet metal covering used for protection is called______. - Refractory A tool commonly used to prepare pipe ends for welding is a(n)______________ - Tube beveler A tool that is powered by compressed air is a(n)______ tool. - Pneumatic A tool used to make male threads on a pipe is called a(n)______ . - Die A torpedo level differs from a framing level in that it_____. - is shorter Acetylene gas must be withdrawn from a cylinder at an hourly rate that does not exceed _______ percent of the cylinder capacity. - 10Advanced steam boilers can operate at temperatures as high a s _____ degrees. - 1,150 An area that is large enough to work in but has limited means of entry or exit is considered a _______. - Confined Space An insulating material that easily crumbles into fibers and may become airborne is said to have the______characteristic. - Friability At many work sites, the proper voltage is not available to power all tools. To correct the problem, use a _____. - step-down transformer At the beginning of a shift, boilermakers are normally given a _____. - safety briefing Before entering a confined space, a worker should_____. - inspect the space's shoring and support Before opening cylinder valves, verify that the adjusting screws on the oxygen and fuel gas regulators a re_____ . - loose Cutting metals inside a boiler presents an added hazard due to _____ . - combustion residue fumes Cutting operations should never be performedwithout a _____ in the area. - fire watch Grinding operations inside a boiler present an explosion hazard due to _____. - combustible gases Larger sizes of pipe should be held using a(n) ______. - chain vise Methyl acetylene propadiene (MAPP*) gas, a liquefied fuel used in oxyfuel cutting, bums at temperatures almost as high as acetylene and has the stability of_____. - propane