Transcription of INTRODUCTION TO WELDING - GlobalSecurity.org
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INTRODUCTION TO WELDING - GlobalSecurity.org
CHAPTER 3 INTRODUCTION TO WELDINGIn the Navy as well as private industry, WELDING iswidely used by metalworkers in the fabrication, main-tenance, and repair of parts and structures. While thereare many methods for joining metals, WELDING is one ofthe most convenient and rapid methods available. Theterm WELDING refers to the process of joining metals byheating them to their melting temperature and causingthe molten metal to flow together. These range fromsimple steel brackets to nuclear , like any skilled trade, is broad in scope andyou cannot become a welder simply by reading a need practice and experience as well as patience;however, much can be gained through study. For in-stance, by learning the correct method or procedure foraccomplishing a job from a book, you may eliminatemany mistakes that otherwise would occur through trialand chapter is designed to equip you with a back-ground of basic information applicable to WELDING ingeneral.
welding and gas shielded arc welding is the type of ... mary gases used for this process are helium, argon, or ... Nearly all fluxes give off fumes that may be toxic. Use ONLY in …
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