654321
90.95–0.97SW70rough, 4 different
samples
Granite
10.8–0.9T20Gypsum
Ice: See Water
10.81T50castingIron, cast
10.95T1000ingotsIron, cast
10.28T1300liquidIron, cast
10.60–0.70T800–1000machinedIron, cast
40.63T38oxidizedIron, cast
20.64T100oxidizedIron, cast
40.66T260oxidizedIron, cast
40.76T538oxidizedIron, cast
10.64–0.78T200–600oxidized at 600°CIron, cast
40.21T38polishedIron, cast
20.21T40polishedIron, cast
10.21T200polishedIron, cast
10.87–0.95T900–1100unworkedIron, cast
90.09LW70cold rolledIron and steel
90.20SW70cold rolledIron and steel
10.61–0.85T20covered with red
rust
Iron and steel
40.05T22electrolyticIron and steel
40.05T100electrolyticIron and steel
40.07T260electrolyticIron and steel
10.05–0.06T175–225electrolytic, careful-
ly polished
Iron and steel
10.24T20freshly worked
with emery
Iron and steel
10.55–0.61T950–1100ground sheetIron and steel
20.69T20heavily rusted
sheet
Iron and steel
Publ. No. T559580 Rev. a486 – ENGLISH (EN) – November 17, 2010 155
24 – Emissivity tables
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