Nocti test Welding 119 Review | Questions with 100% Correct Answers | Verified

What does GMAW stand for - ️️Gas Metal Arc Welding GMAW is generally done with what polarity? - ️️Direct current electrode positive (DC+) What type of power source is generally used for GMAW welding - ️️Constant Voltage What does E stand for in ER70S-6 - ️️electrode What does "70" stand for in ER70S-3? - ️️tensile strength What mode of metal transfer allows for only flat/horizontal position GMAW welding - ️️Spray What gas mixture is generally associated with spray transfer on steel? - ️️80% AR/ 20% CO2 What gas mixture is generally associated with globular transfer on steel? - ️️90% AR/ 10%CO2 Inadequate gas flow can cause what defect in GMAW welding? - ️️Porosity What is generally not an effect of a worn or loose contact tip - ️️porosity What does STT stand for? - ️️Surface Tension Transfer What type of arc transfer is associated with STT? - ️️short circuit