Brazing and Soldering ...Derry-Collard Company, 1906 - 33 стор. |
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Сторінка 5
... forge . The necessary blast was supplied by a cone of birch bark , the large end of which was daubed with clay tightly into a hole in the wall of the camp . The small end of the cone led into a little clay passage which conducted the ...
... forge . The necessary blast was supplied by a cone of birch bark , the large end of which was daubed with clay tightly into a hole in the wall of the camp . The small end of the cone led into a little clay passage which conducted the ...
Сторінка 6
... forge , it is well to hold the work " high up , " that is , do not let it rest on the coal , but keep it suspended between the banks of incandescent fuel so that heat must reach all parts by radiation instead of a part by convection ...
... forge , it is well to hold the work " high up , " that is , do not let it rest on the coal , but keep it suspended between the banks of incandescent fuel so that heat must reach all parts by radiation instead of a part by convection ...
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acid soldered joints adhere alloy of lead anneal applied bench bit of spelter blow-pipe blow-torch boilers boracic acid braz BRAZING AND SOLDERING brazing furnace brazing operation brick jig Brick Wall burners cast iron coal cold chisel Collard Colvin copper bit Derry Derry-Collard described dipping engine room fire brick Fred H free from oxide gasoline flame gasoline torch gears gives graphite HALF AND HALF hard soldering hatchet held hole inches isometric kinds of brazing large furnace lead and tin machinist means mechanic melt the spelter melting point method of brazing molten metal muriate necessary plug portion practical pretty process of brazing quickly readily red heat resin rubbing salammoniac scraping shape shown by Fig smith's forge soft soldering soldering fluid soldering iron spelter and borax STATIONARY ENGINEERING steel surfaces threads tinned copper tool tube uniting metal usually employed valve setting welding workman zinc