Heat input effect on the microstructural transformation and mechanical properties in GTAW welds of a409L ferritic stainless steel

Engineering & Materials Science

• Ferritic stainless steel 78%
• Electric arc welding 75%
• Tungsten 72%
• Welds 53%
• Mechanical properties 43%
• Gases 38%
• Metals 38%
• Filler metals 37%
• Hot Temperature 32%
• Heat affected zone 31%
• Martensite 23%
• Dilution 8%
• Austenite 7%
• Microhardness 7%
• Ferrite 7%
• Austenitic stainless steel 7%
• Toughness 7%
• Ductility 6%
• Welding 5%
• Tensile strength 5%
• Hardness 5%
• Microstructure 5%

Physics & Astronomy

• gas tungsten arc welding 100%
• ferritic stainless steels 96%
• mechanical properties 44%
• heat 44%
• metals 34%
• heat affected zone 31%
• welded joints 24%
• fillers 24%
• martensite 17%
• austenitic stainless steels 7%
• toughness 6%
• welding 6%
• austenite 6%
• dilution 6%
• ductility 5%
• tensile strength 5%
• microhardness 5%
• ferrites 5%
• hardness 4%
• cycles 4%
• microstructure 3%
• matrices 3%
• profiles 3%

Chemistry

• Tungsten 61%
• Heat 49%
• Chemical Transformation 42%
• Gas 35%
• Metal 30%
• Filler 20%
• Ductility 7%
• Microhardness 6%
• Tensile Strength 5%
• Dilution 4%
• Microstructure 4%