CWB Electrodes and Consumables (Practice Test Questions) solved

CWB Electrodes and Consumables (Practice Test Questions) solved According to the AWS, the nominal composition of a brown colour-coded tungsten electrode is: - answer-tungsten 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: - answer-lower electrode cost Spray, globular and short-circuiting are terms used in GMAW welding to describe - answer-mode of metal transfer through the arc The usable position for GMAW wires is not specified in the classification because it depends on: - answer-a. 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: - answer-120°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: - answer-Oxygen When manufacturing fused fluxes, the temper