join by welding

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• Welding — is a fabrication process that joins materials, usually metals or thermoplastics, by causing coalescence. This is often done by melting the workpieces and adding a filler material to form a pool of molten material (the weld puddle ) that cools to… …   Wikipedia

• join — join, conjoin, combine, unite, connect, link, associate, relate are comparable when meaning to attach or fasten one thing to another or several things to each other or to become so attached or fastened. Join stresses the bringing or coming… …   New Dictionary of Synonyms

• welding — || weldɪŋ n. something welded; act of uniting pieces of metal through heat weld n. act or instance of uniting metal parts through fusion with heat; welded part or joint v. unite or fuse metal by means of heat; unite, attach, join; be welded, be …   English contemporary dictionary

• welding — Art of fastening metals (or plastic) together by means of interfusing them. They are heated to a suitable temperature. In some cases pressure is used to bond them together. In other cases a filler material (solder) is used to join them. Among the …   Dictionary of automotive terms

• join —    To connect, usually permanently. Means of joining include the use of adhesives, nails, nuts and bolts, mortice and tenon, pegs, rivets, screws, solder, staples, stitches, tapes, Velcro ®, weaving, mortar, welding, and wire. Also see artists… …   Glossary of Art Terms

• Friction welding — (FW) is a class of solid state welding processes that generates heat through mechanical friction between a moving workpiece and a stationary component, with the addition of a lateral force called upset to plastically displace and fuse the… …   Wikipedia

• Ultrasonic welding — is an industrial whereby high frequency ultrasonic acoustic vibrations are locally applied to workpieces being held together under pressure to create a solid state weld. It is commonly used for plastics, and especially for joining dissimilar… …   Wikipedia

• Electric resistance welding — (ERW) refers to a group of welding processes such as spot and seam welding that produce coalescence of faying surfaces where heat to form the weld is generated by the electical reistance of material vs the time and the force used to hold the… …   Wikipedia

• Resistance welding — refers to a group of welding processes that produce coalescence of faying surfaces where heat to form the weld is generated by the resistance of the welding current through the workpieces. Some factors influencing heat or welding temperatures are …   Wikipedia

• Percussion welding — (PEW) is a type of resistance welding that blends dissimilar metals together. Percussion welding creates a high temperature arc that is formed from a short quick electrical discharge. Immediately following the electrical discharge, pressure is… …   Wikipedia

• Friction stir welding — (FSW) is a solid state joining process (meaning the metal is not melted during the process) and is used for applications where the original metal characteristics must remain unchanged as far as possible. This process is primarily used on aluminum …   Wikipedia