Welding 2, Module 9 Exam 2025 Questions & Answers with 100% Correct Answers | Verified

The ___________ is a rod of similar composition to the base metal that is usually handheld and manually fed into the leading edge of the weld puddle. - filler metal __________ produces high quality welds without slag or oxidation. - GTAW Since there is ___________, there can be no corrosion due to flux entrapment, so no postweld cleaning is necessary. An exception is the slag LEFT by some flux-cored rods, which must be removed. - no flux Either the _________________ must be an approved shade for the application. A welding hood equipped with a properly tinted lens is best for all forms of welding. - face shield or lenses of welding goggles If a _________ is required for the environment, use one that allows the attachment of rear deflector material and a face shield. - hard hat Make sure that any _________ in the work area is moved or shielded by a fire resistant covering. - flammable material Approved _____________ must be available before attempting any heating, welding, or cutting operations. - fire extinguishers As a standard practice, always clean and then fill any tanks or barrels with ________, or purge them with flow of inert gas such as nitrogen to displace any oxygen. - water Open V groove welds generally have a bevel angle of _________________. - 30 to 37 1/2 degrees Clean the steel plate before welding by using a wire brush or grinder to remove mill scale in the weld zone and a minimum of ______________ beyond the weld zone. - 1/2 " (13mm)