《Liccoln WPHB - Section 07 (Welding Stainless Steel)》.pdf

Section 7 WELDING STAINLESS STEEL SECTION 7.1 SECTION 7.4 WELDABILITY OF STAINLESS STEEL WELDING STAINLESS STEELS WITH Page THE GAS METAL-ARC PROCESS Chemical Compositions and Nomenclature. 7.1-1 Spray-Arc Transfer 7.4-1 AISI Stainless-Steel Grades 7.1-1 Short-Circuiting Transfer 7.4-2 Welding the AISI Stainless Steels 7.1-9 Pulsed-Arc Transfer 7.4-3 Austenitic Grades . . . . . . . . . . . . . . . . . .. 7.1-9 Welding Electrodes 7.4-3 Ferrite and Sigma Phase 7.1-10 Special Considerations. . . . . . . . . . . . . . . . .. 7.4-4 Carbide Precipitation . . . . . . . . . . . . . . .. 7.1-12 Stabilized Steels. . . . . . . . . . . . . . . . . . .. 7.1-13 Ferritic Grades 7.1-13 SECTION 7.5 Martensitic Grades 7.1-13 WELDING STAINLESS STEELS WITH Electrode Selection Without Heat THE GAS TUNGSTEN-ARC PROCESS Treating. . . . . . . . . . . . . . . . . . . . . . . .. 7.1-13 Electrodes and Gases. . . . . . . . . . . . . . . . . .. 7.5-1 Duplex Stainless Steels 7.1-14 Preheating and Postheating 7.1-14 Welding Rods 7.5-1 Precipitation-Hardening Stainless Steels. 7.1-14 Welding Procedures 7.5-2 Semiaustenitic Grades 7.1-15 Automatic GTA Welding 7.5-3 Martensitic Grades. . . . . . . . . . . . . . . . .. 7.1-16