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Building Technologies > Lesson 5 - Metals and Metal Working > Flashcards

Lesson 5 - Metals and Metal Working Flashcards

1
Q

elementary substances which are crystalline when solid, characterized by opacity, ductility, conductivity and luster

A

Metals

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2
Q

a metal having iron as base metal

A

Ferrous Metal

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3
Q

wrought iron was used for sculptures and weapons

A

1000 B.C

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4
Q

development of blast furnace

A

5th to 15th Century

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5
Q

cast iron was developed for cannons

A

End of 15th Century

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6
Q

invention of coke (coal-coke)

A

1700’s

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7
Q

wrought iron was further developed by henry cort

A

1784

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8
Q

bessemer process was introduce and began the mass production of steel

A

1856

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9
Q

Types of Ferrous Metals

A

Cast Iron
Wrought Iron
Steel

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10
Q

cast iron annealed by transforming the carbon content into graphite or removing it completely

A

Malleable Cast Iron

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11
Q

Advantages of Ferrous Metals

A

Sturdy and Rigid
Durable
Recyclable Material
Time Saving
High stregth to weigg ratio
Versatile

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12
Q

Disadvantages of Ferrous Metals

A

•Low tolerance to heat which requires fire proofing
•High production cost
•Deteriorates by oxidation
•Heavy
•High Thermal Expansion

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13
Q

crude iron that is drawn from a blast furnace and cast into pigs in preparation for conversion into cast iron, wrought iron or steel

A

Pig Iron

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14
Q

a mass of metal cast into convenient shape for storage or transportation before further processing

A

Ingot

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15
Q

round and square, more than 230cm² in cross sectional area (≈15cm x 15cm)

A

Blooms

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16
Q

round or square, less then 230cm² in cross sectional area (≈15cm x 15cm)

A

Billets

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17
Q

Types of Steel Working Methods

A

Hot-Working
Cold Working

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18
Q

Types of Hot Working

A

Hot-Rolled
Casting
Die Casting
Forge

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19
Q

Types of Cold Working

A

Cold-Rolled
Extrusion
Cold-Drawn

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20
Q

process by which formed or worked metals are treated for additional strength on for corrosion resistance

A

After Production Treatment

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21
Q

Methods of Treating Metals

A

Heat Treatment
Cladding/Plating

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22
Q

Types of Heat Treatment

A

Annealed
Quench
Tempered
Case-Hardening

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23
Q

gradual deterioration of metal, by chemical reaction, when exposed to weather, moisture or other corroding agents

A

Corrosion

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24
Q

Methods of Cladding Metals

A

Electroplating
Dipped/Dipping

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25
Q

Types of Cladding

A

Anodize
Chrome Plate
Galvanize
Tin Plate
Terne Plate

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26
Q

Types of Steel

A

Carbon Steel
Alloy Steel

27
Q

unalloyed steel with residual elements

A

Carbon Steel

28
Q

Types of Alloy Steel

A

Stainless Steel
High Stregth to Low-Alloy Steel
Weathering Steel

29
Q

Steel Products

A

Merchant Bars
Reinforcements
Metal Sheets
Light Gauge Metals

30
Q

Type of Merchant Bars

A

I Beam
Wide Flange
HP-Shape
Channel
Angle or Angle Iron
Structural Tee
Zee or Z-Bar
Bars
Structural Tube/Pipe

31
Q

a system of steel bars

A

Reinforcement

32
Q

Types of Reinforcements

A

Deformed Reinforcing Bar (Rebar)
Threaded Steel Bars
Wire Fabric
Corrosion Resistant Reinforcements
Prestressing Materials

33
Q

Rebar Color Coding

A

White 33
Yelloe 40
Green 60
Red - Weldable Rebar

34
Q

Steel Types

A

S
W
R
A

35
Q

metal in thin sheets or plates

A

Metal Sheets

36
Q

Types of Metal Sheets

A

Plain Sheets
Corrugated Metal
Metak Decking
Expanded Metal
Checkered Plate
Black Plate

37
Q

Types of Metal Decking

A

Form Decking
Composite Decking
Roof Decking
Cellular Decking
Acoustic Decking

38
Q

metal sheets rolled to produce different profiles for different uses

A

Light Gauge Metals

39
Q

Types of Light Gauge Metals

A

Steel Studs
Steel Tracks
Steel Furring

40
Q

Types of Steel Studs

A

Web
Flange
Return
Knockout

41
Q

larger legs are used for or as structural support, which may be slotted

A

Leg

42
Q

metals containing little or no iron

A

Non Ferrous Metal

43
Q

Types of Non Ferrous Metal

A

Zinc
Tin
Chromium
Magnesium
Titanium
Aluminum

44
Q

process generally employed to refine Alumina from Bauxite

A

Bayer Process

45
Q

process of bringing to the metallic state by removing non metallic constituent

A

Reduction

46
Q

Aluminum Products

A

Heat Treatable Alloy
Common Alloy
Alclad
Duralumin

47
Q

ductile, malleable, reddish brown metallic element that is an excellent conductor of hea and electricity

A

Copper

48
Q

Types of Copper

A

Brass = Copper + Zinc
Bronze = Copper + Tin

49
Q

a material, device or method to hold together or uniting two or more parts of members by clamping, adhesives or by welding or soldering

A

Metal Fasteners

50
Q

Types of Metal Fasteners

A

Screw - tapered
Bolt - threaded
Rivet - metal pin

51
Q

use of non ferrous soldiers usually tin lead alloy at a temperature below 427°C

A

Soldering

52
Q

use of non ferrous solders usually copper zinc alloy, at a temperature above 427°C

A

Brazing

53
Q

eating and allowing the metal to floe together

A

Welding

54
Q

Parts of Welding

A

Filler Metal
Arc or Electric Arc
Base Metal
Bead
Toe
Throat
Root

55
Q

Welding Methods

A

Arc Welding
Gas Welded

56
Q

Weld Types by Attachment

A

Lap Weld
Butt Weld

57
Q

Weld Types by Technique

A

Spot or Tack Weld
Puddle Weld
Full Weld

58
Q

Weld Type by Joint

A

Fillet
Bevel
V or Vee
J or U

59
Q

Welding Symbols

A

Field Weld
Weld All-Aroung
Backup Bar
Spacer

60
Q

Types of Steel Connection

A

Simple Connection
Moment Connection
Partially Restrained

61
Q

Types of Simple Connection

A

Shear End Plate
Single Angle
Seated
Tee

62
Q

Types of Moment Connection

A

Fully Restrained
- Bolted-Extended End Plate
- Welded Flange

63
Q

Types of Steel Frame Construction

A

Rigid Frame
Braced Frame
Combination Frame

64
Q

Types of Braced Frame

A

Single Diagonal Bracing
Chevron Bracing
X-Bracing

Building Technologies (3 decks)

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