Effect of cooling rate on intercritically reheated microstructure and toughness in high strength low alloy steel

Keyphrases

• Microstructure 100%
• Martensite 100%
• Toughness 100%
• Retained Austenite 100%
• High-strength Low-alloy (HSLA) Steel 100%
• Cooling Rate 100%
• Austenite Phase 71%
• Low Toughness 28%
• Intercritical 28%
• Intercritical Regime 28%
• Necklace 28%
• Close Proximity 14%
• Image Analysis 14%
• Volume Fraction 14%
• Large Volume 14%
• Peak Temperature 14%
• Embrittlement 14%
• Grain Boundary 14%
• Yield Strength 14%
• Grain Boundary Network 14%
• Intercritically Reheated Coarse-grained Heat-affected Zone 14%
• Stress Concentration 14%
• Impact Toughness 14%
• Debonding 14%
• Zone Structure 14%
• Microstructural Investigation 14%
• Tempered Steel 14%
• High Cooling Rate 14%
• Pearlitic Structure 14%
• Uniform Microstructure 14%
• Coarse-grained Heat-affected Zone (CGHAZ) 14%
• Heat Affected Zone 14%
• Second Phase Particles 14%
• Coarse-grained Structure 14%
• Thermal Cycling 14%
• Toughness Improvement 14%
• Intercritical Heating 14%
• Ferritic 14%
• Second Thermal Cycles 14%
• Upper Bainite 14%
• Charpy Test 14%
• Multi-pass Welding 14%
• Quenched Steel 14%
• Prior Austenite Grain Boundary 14%

Engineering

• Microstructure 100%
• Retained Austenite 100%
• Martensite 100%
• High-Strength Low-Alloy Steel 100%
• Cooling Rate 100%
• Austenite Phase 71%
• Grain Boundary 42%
• Heat Affected Zone 42%
• Thermal Cycle 28%
• Image Analysis 14%
• Simulators 14%
• Peak Temperature 14%
• Stress Concentration 14%
• Embrittlement 14%
• Impact Toughness 14%
• Yield Strength 14%
• Charpy Test 14%
• High Cooling Rate 14%
• Prior Austenite Grain 14%
• Close Proximity 14%
• Tempered Steel 14%
• Bainite 14%
• Phase Particle 14%
• Welds 14%

Material Science

• Austenite 100%
• High-Strength Low-Alloy Steel 100%
• Martensite 87%
• Grain Boundary 37%
• Stress Concentration 12%
• Embrittlement 12%
• Volume Fraction 12%
• Fracture Toughness 12%
• Yield Stress 12%
• Bainite 12%
• Hardened Steel 12%