Materials Technology for Mechanical Engineering / Trento

‍Metallic materials engineering (9 ECTS)

Course Code: 146018

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Mechanics and Materials for Engineering Design (6 ECTS) – more info

Course Code: 145957

Mandatory topics:

• ‍‍Introductory notes on design. Identification of needs. Analysis and synthesis. Reliability, economics, availability, safety, etc. Safety factors.
• Fundamentals of mechanics of materials: stresses and strains, tensors and invariants, elastic constitutive law, strength criteria, stress states in beams (axial loading, torsion, bending, shear)
• Advanced concepts of mechanics of materials: strains beyond the elastic limit in beams, stress state in cylinders (elastic and elastic-plastic), stress state in non-conformal contacts, Airy stress function and stress concentration effect.
• Failures resulting from static loading: yield strength design, ultimate state design (Eurocode 3), fracture mechanics.
• Failures resulting from variable loading: introduction to fatigue, fatigue testing, factors influencing the fatigue behavior, fatigue verification criteria, fatigue crack propagation.
• Welding and the design of permanent joints: standards, design, fatigue.
• Design of nonpermanent joints: bolted joints, shaft-hub couplings.
• Mechanical springs
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‍Optional topics:

• ‍‍Mechanical transmissions, shafts and shaft components.
• Rolling-contact bearings
• Gears: kinematics, design and verification
• Fundamentals of flexible transmissions: belts and chains
• Structural optimization: formulation of a constrained optimization problem, application to examples of practical interest
  

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‍Engineering properties of materials (9 ECTS)

Course Code: 146019

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Steelmaking and foundry technologies (6 ECTS)– more info

Course Code: 145483

Mandatory topics:

• Processes for the production of steels. Classification of steels and microstructural quality requirements.
• Notes on chemical thermodynamics and kinetics. Mass and heat balances in metallurgical processes. Combustion.
• Preliminary treatments of iron ores and scraps.
• Direct reduction of iron oxides. The Midrex process. Mass and heat balances.
• The blast furnace. Mass and heat balances. Fuel selection based on the TFT-concept.
• The basic-oxygen process. Mass and heat balances. Process management.
• The electric arc furnaces. Mass and heat balances. Design and conduction of the process.
• Refining treatments. Selection of the treatments with respect to the steel production and its quality.
• Casting of ingots. Continuous casting. Quality of the products and process management.
• Foundry processes. Basic operations for the preparation of liquid metal. Casting processes. Cost and performance evaluation.

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