welding current
121Plastic pipework — standards for the conveyance of drinking water,waste water, chemicals, heating and cooling fluids, foodstuffs, ultra pure liquids, slurries, gases, compressed air and vacuum system applications. Plastic Pressure Pipe Systems have many advantages… …
122Drahtzug Stein — holding Drahtzug Stein logo Type Limited company Industry metal industry, wire goods, welding and modification rod Founded 2001 Headquarters Altleiningen, Rhineland Palatinat …
123Damascus steel — For Damascus Twist barrels, see Skelp. For the album of the same name, see Damascus Steel (album). Close up of a 16th century Iranian crucible forged Damascus steel sword Damascus steel was a term used by several Western cultures from the… …
124Hydrogen — This article is about the chemistry of hydrogen. For the physics of atomic hydrogen, see Hydrogen atom. For other meanings, see Hydrogen (disambiguation). ← hydrogen → helium …
125Noble gas — Group 18 Period 1 2 He 2 …
126Soldering iron — Infobox tool name = Soldering iron caption =A gas fired soldering iron other name =Soldering Gun classification = Metal joining types = related = Brazing WeldingA soldering iron is a device for applying heat to melt solder for attaching two metal …
127Wire — For other uses, see Wire (disambiguation). Wires overhead A wire is a single, usually cylindrical, flexible strand or rod of metal. Wires are used to bear mechanical loads and to carry electricity and telecommunications signals. Wire is commonly… …
128Permanent way — The permanent way means the physical elements of the railway line itself: generally the pairs of rails typically laid on sleepers embedded in ballast, intended to carry the ordinary trains of a railway. This page describes British practice and… …
