Titles.
14:47:56 Workers in large factory welding on production line - safety goggles & torches. Woman helping as men weld spouts onto kettles. Examples of torch-welded products.
14:48:47 Man demonstrates gas welding process - CU acetylene gas-torch flame adjusted & shown. Flame shown adjusted to proper mix of oxygen & acetylene gases.
14:50:40 Welder prepares a flux by mixing powders & water; dips welding rod in flux mixture & brushes it on flanges of metal sheets to be welded.
14:52:03 CUs tacking flanges & welding showing melting of flanges in flame.
14:53:03 Men welding on army canteens held & rotated in clamps.
14:53:13 Plates put together tacked & welded w/ torch & rod.
14:54:34 Workers assembling airplane gasoline tanks w/ butt welds. CU procedure for welding heavier plate material w/ bevels.
14:55:36 Cutting plates for specimens & put through bend tests. Successful weld shown bended.
14:56:27 CU failed specimens w/ breakage.
14:56:53 Finished gasoline drum rolled in boiling water to remove aluminum plugs - tanks dipped in sulphuric acid solution.
14:57:22 Torch welders at work on various products. Bracing fitted inside huge drum sections to be welded together. Men working preheating & drum rotated.
14:58:36 Damaged aluminum castings cleaned & prepared. Pre-heated in furnace before welding. Welded. Castings welded to sheet metal parts. The End.
Heavy Industry / Manufacturing; 1940s Government Instructional Films; Training Films;
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Titles. 14:47:56 Workers in large factory welding on production line - safety goggles & torches. Woman helping as men weld spouts onto kettles. Examples of torch-welded products. 14:48:47 Man demonstrates gas welding process - CU acetylene gas-torch flame adjusted & shown. Flame shown adjusted to proper mix of oxygen & acetylene gases. 14:50:40 Welder prepares a flux by mixing powders & water; dips welding rod in flux mixture & brushes it on flanges of metal sheets to be welded. 14:52:03 CUs tacking flanges & welding showing melting of flanges in flame. 14:53:03 Men welding on army canteens held & rotated in clamps. 14:53:13 Plates put together tacked & welded w/ torch & rod. 14:54:34 Workers assembling airplane gasoline tanks w/ butt welds. CU procedure for welding heavier plate material w/ bevels. 14:55:36 Cutting plates for specimens & put through bend tests. Successful weld shown bended. 14:56:27 CU failed specimens w/ breakage. 14:56:53 Finished gasoline drum rolled in boiling water to remove aluminum plugs - tanks dipped in sulphuric acid solution. 14:57:22 Torch welders at work on various products. Bracing fitted inside huge drum sections to be welded together. Men working preheating & drum rotated. 14:58:36 Damaged aluminum castings cleaned & prepared. Pre-heated in furnace before welding. Welded. Castings welded to sheet metal parts. The End. Heavy Industry / Manufacturing; 1940s Government Instructional Films; Training Films;