## Typs of alloys

• What are alloys and why are they needed?
• What are binary alloy systems?
• What characterizes a solid solution alloy?
• What types of solid solutions can be distinguished?
• What is a complete solid solution series?
• What characterizes a mixture of pure crystals?

## Complete solubility of components in solid state (solid solution)

• What is a solid solution?
• What do the cooling curves of solid solution look like?
• What is a phase?
• What is a phase diagram?
• How to create a phase diagram?
• How to read a phase diagram?
• What characterizes the liquidus line or solidus line?
• How can the chemical composition of the phases be determined from the phase diagram?
• How can the phase fractions be determined from the phase diagram?
• How do crystal segregation occur?
Continue reading Complete solubility of components in solid state (solid solution)

## Complete insolubility of components in solid state

• What is a crystal mixture?
• How do the cooling curves of an alloy with insoluble components look like?
• How do you create the phase diagram of such an alloy?
• What is a eutectic point?
• What is a eutectic, hypoeutectic and hypereutectic alloy?
• How does the microstructure of the above mentioned alloys form?
• How can the chemical composition of the phases be determined from the phase diagram?
• How can the phase fractions and microstructure fractions be determined from the phase diagram?
• What is a microstructure diagram?
Continue reading Complete insolubility of components in solid state

## Limited solubility of components in solid state

• What is a $$\alpha$$ solid solution or $$\beta$$ solid solution?