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Таблицы коэффициентов в термографии для различных материалов Страница: 1

Fluke -62 max Таблицы коэффициентов в термографии для различных материалов онлайн

Emissivity values of

common materials

Material Emissivity*

Aluminum, polished 0.05

Aluminum, rough surface 0.07

Aluminum, strongly oxidized 0.25

Asbestos board 0.96

Asbestos fabric 0.78

Asbestos paper 0.94

Asbestos slate 0.96

Brass, dull, tarnished 0.22

Brass, polished 0.03

Brick, common 0.85

Brick, glazed, rough 0.85

Brick, refractory, rough 0.94

Bronze, porous, rough 0.55

Bronze, polished 0.10

Carbon, puriﬁed 0.80

Cast iron, rough casting 0.81

Cast iron, polished 0.21

Charcoal, powdered 0.96

Chromium, polished 0.10

Clay, ﬁred 0.91

Concrete 0.54

Copper, polished, 0.01

Copper, commercial burnished 0.07

Copper, oxidized 0.65

Copper, oxidized to black 0.88

Electrical tape, black plastic 0.95

Enamel ** 0.90

Formica 0.93

Frozen soil 0.93

Glass 0.92

Glass, frosted 0.96

Gold, polished 0.02

Ice 0.97

Iron, hot rolled 0.77

Iron, oxidized 0.74

Iron, sheet galvanized, burnished 0.23

Iron, sheet, galvanized, oxidized 0.28

Iron, shiny, etched 0.16

Material Emissivity*

Iron, wrought, polished 0.28

Lacquer, Bakelite 0.93

Lacquer, black, dull 0.97

Lacquer, black, shiny 0.87

Lacquer, white 0.87

Lampblack 0.96

Lead, gray 0.28

Lead, oxidized 0.63

Lead, red, powdered 0.93

Lead, shiny 0.08

Mercury, pure 0.10

Nickel, on cast iron 0.05

Nickel, pure polished 0.05

Paint, silver ﬁnish** 0.31

Paint, oil, average 0.94

Paper, black, shiny 0.90

Paper, black, dull 0.94

Paper, white 0.90

Platinum, pure, polished 0.08

Porcelain, glazed 0.92

Quartz 0.93

Rubber 0.93

Shellac, black, dull 0.91

Shellac, black, shiny 0.82

Snow 0.80

Steel, galvanized 0.28

Steel, oxidized strongly 0.88

Steel, rolled freshly 0.24

Steel, rough surface 0.96

Steel, rusty red 0.69

Steel, sheet, nickelplated 0.11

Steel, sheet, rolled 0.56

Tar paper 0.92

Tin, burnished 0.05

Tungsten 0.05

Water 0.98

Zinc, sheet 0.20

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From other countries +1 (425) 446-5500 or

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Web access: http://www.fluke.com

Specifications subject to change without notice.

Printed in U.S.A. 9/2007 3038318 H-EN-N Rev A

*Emissivities of almost all materials are measured at 0 °C but do not

differ signiﬁcantly at room temperature.

**Paint, silver ﬁnish is measured at 25 °C and Paint, enamel at 27 °C

Fluke -62 max Таблицы коэффициентов в термографии для различных материалов онлайн

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