A Method for Welding Sheet Aluminum to SAE 4140 Steel Open PDF Document Details Document Type Technical Report Publication Date Jan 01, 1944 Accession Number ADA801003 Entities People E. F. Nippes Jr. W. F. Hess Organizations Rensselaer Polytechnic Institute Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Aircrafts Alloys Chromium Critical Temperature Electrodes Films Iron Iron Alloys Martensite Materials Melting Point Seam Welding Shear Strength Solid Solutions Spot Welding Stainless Steel Steel