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Polished 0.05-0.2 0.05-0.2 0.05-0.1
Rough 0.4 0.4 0.4
Oxidized 0.2-0.7 0.2-0.7 0.2-0.6
Magnesium 0.03-0.15 0.03-0.15 0.02-0.1
Mercury 0.05-0.15 0.05-0.15 0.05-0.15
Molybdenum
Oxidized 0.3-0.7 0.3-0.7 0.2-0.6
Unoxidized 0.1-0.15 0.1-0.15 0.1
Monel (Ni-Cu) 0.1-0.5 0.1-0.5 0.1-0.14
Nickel
Oxidized 0.3-0.6 0.3-0.6 0.2-0.5
Electrolytic 0.1-0.15 0.1-0.15 0.05-0.15
Platinum
Black 0.9 0.9 0.9
Silver 0.02 0.02 0.02
Steel
Cold-Rolled 0.8-0.9 0.8-0.9 0.7-0.9
Ground Sheet 0.5-0.7 0.5-0.7 0.4-0.6
Polished Sheet 0.1 0.1 0.1
Molten 0.1-0.2 0.1-0.2 —
Oxidized 0.7-0.9 0.7-0.9 0.7-0.9
Stainless 0.15-0.8 0.15-0.8 0.1-0.8
Tin (Unoxidized) 0.05 0.05 0.05
Titanium
Polished 0.1-0.3 0.1-0.3 0.05-0.2
Oxidized 0.5-0.7 0.5-0.7 0.5-0.6
Tungsten 0.05-0.5 0.05-0.5 0.03
Polished 0.05-0.25 0.05-0.25 0.03-0.1
Zinc
Oxidized 0.1 0.1 0.1
Polished 0.03 0.03 0.02
Tab.10:TypicalEmissivityValuesforMetals
MID 83