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Flashcards in METALS II Deck (30):
1

Who designed the Crystal Palace in 1851?

Joseph Paxton

2

What was the first use of aluminum for structural purposes?

Le Corbusier's design for the glass curtain walls of the United Nations headquarters in New York

3

What percentage of steel is eventually recycled?

66%

4

Water run off from copper roofs is…

Safe and environmentally friendly

5

Aluminum requires more ______ to produce.

Electricity

6

Copper and aluminum are inherently _______-resistant

Corrosion

7

Rivet have been replaced by

Bolts

8

What is smelting?

Extracting any metal from its ore

9

List metals in order of galvanic activity

Aluminum zinc iron and steel stainless steel tin lead brass copper bronze gold

All zebras isolate and sublimate soulless secrets, tinkering leaderless before coming back to Grandiosity

10

What is a metals hardness

Resistance to abrasion

11

What characterizes a metals ductility?

Ease of drawing

12

Structural steel has what percent carbon?

1%

13

To be classified as steel, it has to have less than what percent of carbon?

2%

14

How do you make stainless steel?

But some chromium and nickel in there

15

What is the definition of weathering steel?

Contains up to 0.5% copper, which develops a tightly adherent oxide coating. It requires no finish.

16

What is heat-treated steel?

Steel that is really heated and cooled slowly, or annealed, for improved workability

17

Brass is an alloy of

Copper and zinc

18

Characteristics of brass

Corrosion resistant, easily worked

19

Bronze is an alloy of

Copper and tin

20

In general, wrought iron is better in what, and cast-iron is better in what?

Tension… Compression

21

Characteristics of lead

Corrosion resistant, easily worked, impenetrable to radiation, heavy, soft, toxic, low strength

22

Zinc

Low strength, corrosion resistance, use for roof coverings and flashing him for protecting coatings and steel… I.E.galvanizing

23

Monel is an alloy of

Nickel and copper

24

What does sherardizing mean?

Coating with zinc dust

25

What is anodizing?

An aluminum finish in which you insert the material into an electrolyte and apply an electric current, which results in a wide choice of hues

26

How do you express how much zinc you coated onto galvanized steel?

In ounces per square-foot of sheet

27

What are kalamein doors and what are they used for?

Galvanized metal covered would core doors used for high fire resistance

28

What was the first large-scale tensile structure and who designed it?

A pavilion for the Nizhny Novgorod Fair of 1896 by Ivan Schukov

29

Cellular steel decking has the additional advantage of…

Providing raceways for electrical lines

30

Most floor decking is now

Has a metal decking, which has deformed or pattern ribs that bond to the concrete