Garbuzova KR1 Option 30

Product description

Option 30

• How does the modification affect the structure and properties of the cast metal? Explain

The cause of the impact.

• What is the fatigue limit? Describe the methodology for determining this characteristic

Properties of metal.

• Draw a diagram of the iron-iron carbide state, indicate the structural

Components in all areas of the diagram, describe the transformations and construct a curve

Cooling (using a phase rule) for an alloy containing 4.6% of C. What is the structure of this

Alloy at room temperature and how such an alloy is called?

• After hardening of the carbon steel, a structure was obtained consisting of ferrite and

Martensite. Apply to the state diagram the iron-cementite ordinate corresponding to

To the composition of the given steel (approximately), indicate the temperature adopted in this case for heating

Hardening and describe all the transformations that took place in the steel during heating and cooling. how

Is this kind of tempering called?

• For which steels is annealing applied to granular perlite? Explain the choice of mode and

The purpose of this kind of treatment.