Tig plate welding - Study guides, Class notes & Summaries

Boilermaker NCCR Test Questions And Answers Boilermaker NCCR Test 1 ft 3-3/4 in + 2 ft 1-1/16 in +5 ft 10- 7/8 in = - ANS 9 ft 3-11/16 in A 1-inch plate is to be cut. Why should an acetylene gerulator on a cutting rig not be adjusted over 15 PSI? - ANS Acetylene is unstable above this pressure A big control valve is pulled who is responsible for the rigging? - ANS Crane operator and rigger A boiler maker must have all of the following wh...

Which of the following is true of grinding tungsten electrodes? - ️️If the grinder is used for the metals other than tungsten, particles of these metals may become trapped on the tungsten as it is ground, resulting in contamination when the arc is started. The improved electron emission of the _____ allows it to carry approximately 20% more current than pure tungsten. - ️️Thoriated tungsten The _____ protects the molten weld pool, the filler rod, and the tungsten electrode as they ...

TIG plate welding exam Questions and Answers 100% Pass In GTAW, the arc temperature is around _____ Fahrenheit. - ANSWER-11,000 Which of the following is true of erosion of the tungsten electrode? - ANSWER-Slow erosion results in limited tungsten inclusions in the weld. Which of the following is a way to minimize erosion of the tungsten electrode? - ANSWER-Use DCEN current Which of the following is true of DCEN? - ANSWER-With DCEN, a pointed tip concentrates the arc. Which of the follow...

#10 gas nozzles - Answer-what are they- nozzles for TIG torch what does it mean- measurment on inside diameter 2 advantages of motor driven generator welder are ____ and ____ - Answer-heavy duty and long life 2 fuel gasses frequently used in addition to acetylene/ cutting operation. - Answer-LP and MAP 2 main causes of backfire - Answer-Dirty tip and hold to close to metal A ______ can be used to sever all metals - Answer-Plasma arc A _________ size cutting tip with ____ ocygern and_____ a...

NOCTI Study GuideWelding - correct answer Uses extreme heat to join or fuse pieces of metal together. Pressure Welding - correct answer The metal is heated to a softened state by electrodes. Pressure is applied and the metal is joined. Fusion Welding - correct answer Pieces of metal are heated to the melting point, joined together, and allowed to cool. Weld Root - correct answer The part of the joint where the wire electrode is directed. Weld Face - correct answer The exposed su...

Welding - Chapters 1-6 - First Exam, With Complete Verified Solution List welding Currents: AC,DC-,DC+ What is the Definition of welding current the current in the welding circuit during the making of the weld. Three units are used to measure welding current Voltage: electrical pressure Amperage: number of electrons flowing Wattage: power of the arc What approximately is The temperature of the arc? 11,000°F (6000°C). Three different types of current used for welding are Alternati...

Welding - Chapters 1-6 - First Exam, With Complete Verified Solution List welding Currents: AC,DC-,DC+ What is the Definition of welding current the current in the welding circuit during the making of the weld. Three units are used to measure welding current Voltage: electrical pressure Amperage: number of electrons flowing Wattage: power of the arc What approximately is The temperature of the arc? 11,000°F (6000°C). Three different types of current used for welding are Alternati...

Welding - Chapters 1-6 - First Exam, With Complete Verified Solution List welding Currents: AC,DC-,DC+ What is the Definition of welding current the current in the welding circuit during the making of the weld. Three units are used to measure welding current Voltage: electrical pressure Amperage: number of electrons flowing Wattage: power of the arc What approximately is The temperature of the arc? 11,000°F (6000°C). Three different types of current used for welding are Alternati...

NOCTI Study Guide question n answers rated A+ 2024/2025 passedWelding - correct answer Uses extreme heat to join or fuse pieces of metal together. Pressure Welding - correct answer The metal is heated to a softened state by electrodes. Pressure is applied and the metal is joined. Fusion Welding - correct answer Pieces of metal are heated to the melting point, joined together, and allowed to cool. Weld Root - correct answer The part of the joint where the wire electrode is directed. ...

increase If the wire speed is increased during GMAW or FCAW work, the voltage must __________________________. tungsten In GTAW, the torch holds a (an) __________________ electrode. 120 When tapering the point on a tungsten electrode, use ______-grit grinding wheels or sanding belts for finishing. the wire to fuse to the tip If the welding voltage is set too high, the arc will be too long and could cause __________________________________________________________. ...