Fluke Ti50 User Manual

Page 103

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Appendices

Emissivity Values

C

C-3

Table C-1. Emissivity Values of Common Materials (cont.)

Material Temperature (°C)

Emissivity

Iron, sheet galvanized,
burnished

0 0.23

Iron, sheet, galvanized,
oxidized

0 0.28

Iron, shiny, etched

0

0.16

Iron, wrought, polished

0

0.28

Lacquer, Bakelite

0

0.93

Lacquer, black, dull

0

0.97

Lacquer, black, shiny

0

0.87

Lacquer, white

0

0.87

Lampblack 0

0.96

Lead, gray

0

0.28

Lead, oxidized

0

0.63

Lead, red, powdered

0

0.93

Lead, shiny

0

0.08

Mercury, pure

0

0.10

Nickel, on cast iron

0

0.05

Nickel, pure polished

0

0.05

Paint, silver finish

25

0.31

Paint, oil, average

0

0.94

Paper, black, shiny

0

0.90

Paper, black, dull

0

0.94

Paper, white

0

0.90

Platinum, pure, polished

0

0.08

Porcelain, glazed

0

0.92

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