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absorbed acetylene advantage alloys aluminium apparatus application atmosphere autogenous cutting autogenous welding avoided becomes bevel boilers burning carbon cause combustion construction cooling copper crack Cross section cutting burner cylindrical section diameter edges effected employed exist expansion filling bar filling material film of oxide fissure flange flux fracture gases grey cast iron groove heat hole hose hydrogen inches industry inner cone inserted liquid air manner manufacture means of autogenous melting point Metre Cut mild steel mixture molten iron molten mass molten metal necessary nickel occur oxy-acetylene oxygen oxygen bottle oxygen nozzle pearlite percentage piece pipe rolling Pipe welding machine portion Preheating pressure reducing valve prevent puddling repaired rivetting rolling shape sheet metal side silicon similar strains stretching sufficient superheating surface temperature tensions thickness thin sheets tion tubes usual vessel welder welding flame welding operation welding place welding powder welding seam white iron wrought iron
Page 135 - The principal patent protects a process for the welding of metal with the use of a flux consisting of a mixture of alkali chlorides.
Page 3 - The temperature of a hydrogen-oxygen flame can never go higher than the dissociation temperature of water which is estimated at 2000° C.
Page 9 - I pound of carbide the temperature of the water will be raised to the boiling point and steam will be formed which will reduce the active amount of water in the generator.