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Home > Ordnance Documents and other related manuals > > Lesson 1. Practical Exercise - Answers - Od16430051
Requirement - Od16430050
Lesson 1. Practical Exercise Answers cont.

Metal Properties, Characteristics, Uses, And Codes
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METAL PROPERTIES, CHAR, USES, AND CODES - OD1643 - LESSON 1/PE 1
LESSON 1.
PRACTICAL EXERCISE - ANSWERS
1.
Requirement
a.
(1)
Co-efficient of linear expansion
(2)
Heat and electrical conductivity
(3)
Magnetic susceptibility
(4)
Reflectivity
(5)
Specific gravity
(6)
Melting point
b.
(1)
Strength
(2)
Elasticity
(3)
Modulus of elasticity
(4)
Ductility
(5)
Malleability
(6)
Toughness
(7)
Brittleness
(8)
Corrosive resistance
(9)
Abrasion resistance
(10)
Fatigue
(11)
Corrosion fatigue
(12)
Machinability
(13)
Hardness
c.
It is used as a hardening element.
d.
On the amount of carbon in the metal.
e.
(1)
Wrought iron
(2)
Cast iron
(3)
Steel
(4)
Cast steel
(5)
Steel forgings
(6)
Alloy steels
f.
(1)
Aluminum
(2)
Chromium
(3)
Cobalt
(4)
Copper
(5)
Lead
(6)
Magnesium
(7)
Manganese
(8)
Molybdenum
(9)
Nickel
(10)
Tin
(11)
Titanium
(12)
Tungsten
(13)
Zinc
46






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