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Engineering Materials

Engineering Materials
Hardness of lower bainite (tempered martensite) is about

RC 57
RC 80
RC 48
RC 65

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Engineering Materials
In compression, a prism of brittle material will break

In direction perpendicular to application of load
By shearing along oblique plane
By crushing into thousands of pieces
By forming a bulge

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Engineering Materials
The portion of the blast furnace below its widest cross-section is called

Throat
Bosh
Hearth
Stack

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Engineering Materials
Weld decay is the phenomenon found with

Cast iron
Nonferrous materials
Mild steel
Stainless steel

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Engineering Materials
Cast iron is manufactured in

Blast furnace
Bessemer converter
Open hearth furnace
Cupola

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Engineering Materials
Gamma-iron occurs between the temperature ranges of

1400°C to 1530°C
900°C to 1400°C
600°C to 900°C
400°C to 600°C

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