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helium arc welding

См. также в других словарях:

  • Arc welding — uses a welding power supply to create an electric arc between an electrode and the base material to melt the metals at the welding point. They can use either direct (DC) or alternating (AC) current, and consumable or non consumable electrodes.… …   Wikipedia

  • Gas metal arc welding — RMD redirects here. RMD may also refer to IRA Required Minimum Distributions. Gas metal arc welding …   Wikipedia

  • Gas tungsten arc welding — TIG welding of a bronze sculpture Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG …   Wikipedia

  • he|li|arc welding — «HEE lee AHRK», a type of electric arc welding in which helium is used to prevent burning or corroding …   Useful english dictionary

  • 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

  • Helium — otherusesHelium (He) is a colorless, odorless, tasteless, non toxic, inert monatomic chemical element that heads the noble gas group in the periodic table and whose atomic number is 2. Its boiling and melting points are the lowest among the… …   Wikipedia

  • welding — Technique for joining metallic parts, usually through the application of heat. Discovered in the 1st millennium AD during attempts to manipulate iron into useful shapes, the technique produced a strong, tough blade. Welding traditionally involved …   Universalium

  • helium —    A colorless, odorless, tasteless, non explosive, and inert gaseous element. It is used in arc welding and gas discharge lasers, as a component of artificial atmospheres, as a refrigerant, as a lifting gas for balloons. Tank sizes available… …   Glossary of Art Terms

  • Soudure à l'arc — Soudage Wikibooks propose un ouvrage abordant ce sujet : Soudage. Le …   Wikipédia en Français

  • Laser beam welding — (LBW) is a welding technique used to join multiple pieces of metal through the use of a laser. The beam provides a concentrated heat source, allowing for narrow, deep welds and high welding rates. The process is frequently used in high volume… …   Wikipedia

  • Schweißen — Lichtbogenhandschweißen Unter Schweißen versteht man (gemäß EN 14610 un …   Deutsch Wikipedia

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