resulting structure of steel Assignment Help

Steels - resulting structure of steel

Illustration .3 Heat treatments as mentioned underneath are specified to thin steel strips for that TTT diagram is as represented in figure of Cooling Scheme. What will be the resulting structure of steel in every case?


 i.            Water quench to room temperature.

 ii.            Hot quench in molten salt to 690oC hold for 2 hours and water quench.

iii.            Hot quench to 610oC and hold 3 minutes, water quench.

 iv.            Hot quench to 580oC, hold for 25 minutes, water quenches.

v.            Hot quench to 450oC, hold for 1 hour, water quenches.

vi.            Hot quench to 300oC, hole for 30 minutes, water quench.

vii.            Hot quench to 300oC, hold for 5 hours, water quenches.

                                    1331_resulting structure of steel.png

                                          Figure: Cooling Scheme of illustration .3


From above figure the final structures of steel can be calculated:

(a) Martensite

(b) Coarse pearlite

(c) Fine pearlite

(d) 50% suitable pearlite and 50% martensite

(e) Bainite

(f) 50% suitable bainite and 50% martensite

(g) Suitable bainite.

Expertsmind’s world class education services

We at offer email based assignment help – homework help and projects assistance from k-12 academic level to college and university level and management and engineering studies. Our experts are helping students in their studies and they offer instant tutoring assistance giving their best practiced knowledge and spreading their world class education services through e-Learning program.

- Quality assignment help assistance 24x7 hrs
- Best qualified tutor’s network
- Time on delivery
- Quality assurance before delivery
- 100% originality and fresh work