11th quiz

cast iron differs from steel in composition...

• Higher iron content

• Lower carbon content

• Higher carbon content

Type of cast iron depending on the state of carbon

• White, gray, melleable, ductile

• White, gray, black, alloy

• melleable, ductile

By structure gray cast iron devided

• ferrite, pearlite

• ferritic, pearlitic, ferritic-pearlitic

• ferrite, austinite, pearlite

Choose the structure (shape) of graphite in cast iron

• Lamellar, spherical liner

• Lamellar, spherical flaky

• square, spherical liner

Choose non-ferrous metals/alloys

• iron, aluminum, copper, bronze

• tin, copper, titanium, brass

• lead, bronze, steel, aluminum

Types of non-ferrous metals

• Impolrtant, light, rare

• Important, precious, rare

• light, high weight

Choose the coppers alloy

• Chalcopyrite, malachite

• Brass, bronze

• Cuprite, steel

Choose the coppers ore

• brass, bronze

• Chalcopyrite, malachite

• Cuprite, steel

Choose the types of polymers

• Thermoplastics, thermosettings

• Plastics, elostomers

• Plastics, thermosettings

Types of plastics

• Thermoplastics, elostomers

• Thermoplastics, thermosettings

• EWlostomers, thermosettings