CWB Module 4 Welding Processes questions and correct answers
CWB Module 4 Welding Processes questions and correct answers What is E4918-X? - answer-E=Electrode 49= tensile strength 1=position (1=all, 2=Horiz Fillet & Flat, 4=vert down) 8=coating type -X= optional improved toughness What are the three Coating Type Classes? - answer-EXX10 & EXX11 = Cellulose EXX12, EXX13, EXX14 = Titania EXX15, EXX16, EXX18 = Basic What type of electrodes are prone to moisture absorption? - answer-Basic What is E308-16? - answer-E=Electrode 308=Alloy Type 1=Position 6=Flux Type What is Deposition? - answer-the amount of weld deposited in a given period of time. Amp's do the melting. What would you use large diameter electrodes to weld? - answer-Thick Materials or in the flat position What would you use smaller diameter electrodes to weld? - answer-Thin Materials, Roots or out of position What does Iron Powder in the flux do? - answer-Increases deposition rates What does Nickle do to the weld? - answer-Improved Notch Touchness When welding SMAW, what degree should the electrode be? - answer-5° to 10° What type of shielding gas is used for GMAW? - answer-CO2 or oxygen
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cwb module 4 welding processes questions and corre
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cwb module 4 welding processes
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what is e4918 x answer eelectrode 49 tensil
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