TEMPERATURE F 800- 1400 700 1200 600 1000 500 oo 400- 300- 200-400 100200 Figure 15: Manganese Steels: 1335 As A+F Mso Ma A+F+C I-T DIAGRAM BGRD 15 F+C 18 21 33 41 46 LMIN HOUR DAY WEEK 59 0.5 125 10 103 105 TIME SECONDS Instructions: For the following problems utilize the listed TTT Diagram from your Equation Booklet. The treatment begins with austenitizing temperature. RT = Room Tempearture. Use 1 for 0% Transformed as an answer! --Given Values-- Time Temperature Transformation Diagram: = 1335 Steel Heat Treatment: - Quench to 800 F hold for 5 seconds then quench to RT Problem 1 Part A: For the diagram and heat treatment listed above give the percentage of Pearlite: Your Answer Problem 1 Part B: For the diagram and heat treatment listed above give the percentage of Upper Bainite: Your Answer- Problem 1 Part C: For the diagram and heat treatment listed above give the percentage of Lower Bainite: Your Answer Problem 1 Part D: For the diagram and heat treatment listed above give the percentage of Quenched Martensite: Your Answer Problem 1 Part E: For the diagram and heat treatment listed above give the percentage of Tempered Martensite: Your Answer