CWB Electrodes and Consumables (Practice Test Questions) 2023 100% correct

According to the AWS, the nominal composition of a brown colour-coded tungsten electrode is: correct answerstungsten and 0.25% zirconium oxide (pure tungsten is green) Alloyed tungsten electrodes have some advantages over pure tungsten electrodes. The following is not one of those advantages: correct answerslower electrode cost Spray, globular and short-circuiting are terms used in GMAW welding to describe correct answersmode of metal transfer through the arc The usable position for GMAW wires is not specified in the classification because it depends on: correct answersa. the shielding gas b. the wire diameter c. the mode of metal transfer CSA standard W59 requires that the electrode holding ovens for low-hydrogen electrodes be kept at a minimum temperature of: correct answers120°C When improved mechanical properties (toughness) of the weld metal deposit are required, the flux should be formulated to transfer the smallest possible quantity of: correct answersOxygen When manufacturing fused fluxes, the temperature at which the ingredients are melted together is: correct answers1,500°C to 1,700°C An electrode that is to be used with DC electrode positive current only is: correct answersE4910 The result of increased nitrogen content in the final weld deposit will be: correct answersPorosity