metals and alloys Flashcards

1
Q

what is a ferrous metal

A

Metals that contain iron. Besides iron itself, all ferrous metals are alloys.

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2
Q

what are the properties and uses of iron

A

Heavy and strong, iron is most commonly found nowadays in various alloys. Used in heavy kitchen skillets, radiators and fireplaces in older houses.

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3
Q

what are mild steel properties and uses

A

General purpose metal for general engineering. Good strength and cold-forging properties. Corrodes quickly without protection. Can be welded and braised.Used in structural components, general workshop projects.

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4
Q

high speed steel properties and uses

A

Very hard, resistant to frictional heat.Used in lathe cutting tools, drills, milling cutters.

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5
Q

high carbon steel properties and uses

A

Very hard, difficult to cut, easily joined by carbon treatment.Used in hand tools, hammers, screwdrivers, chisels.stainless

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6
Q

stainless steel properties and uses

A

Hard, tough, resists wear, corrosion resistant, difficult to cut.Used in dishes, sinks, teapots, cutlery.

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7
Q

non-ferrous meaning

A

Metals that do not contain iron

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8
Q

aluminium uses and properties

A

High strength to weight ratio, light, soft, difficult to join. Used in kitchen utensils, packaging, cans, foils, window frames.

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9
Q

copper properties and uses

A

Bright and decorative colour when polished. Corrosion resistant. Soft and easy to work by hand. Good heat and electrical conductor.

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10
Q

gold uses and properties

A

Soft, malleable, ductile, often alloyed to give more strength, doesn’t corrode or tarnish.Used in jewellery, electronics, hi-fi equipment, dentistry.

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11
Q

tin properies and uses

A

Soft, corrosion-resistant pure metal. Silver-coloured and bright when polished. Can be worked by hand. Used to plate other metals.

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12
Q

brass properties and uses

A

Corrosion resistant, casts well, work-hardens, polishes well.Used in castings, boat fittings, ornaments.

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13
Q

bronze properties and uses

A

Corrosion resistant, casts well, work-hardens, polishes well.Used in castings, boat fittings, ornaments, statues.

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14
Q

pewter properties and uses

A

Soft alloy of tin, copper, lead or silver. Low melt temperature makes it ideal for casting projects.Used in sand-casting, old-fashioned tableware.solder:

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15
Q

solder properties and uses

A

Soft alloy, usually made from copper and tin. An added substance, called flux, allows the solder to flow over other metals when heated.Used in jewellery manufacture, electronics.

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