654321
10.10T50polishedChromium
10.28–0.38T500–1000polishedChromium
10.91T70firedClay
10.98T20blackCloth
20.92T20Concrete
70.95SW36dryConcrete
50.97SW17roughConcrete
80.974LLW5walkwayConcrete
10.07T20commercial, bur-
nished
Copper
10.018T80electrolytic, careful-
ly polished
Copper
40.006T–34electrolytic, pol-
ished
Copper
10.13–0.15T1100–1300moltenCopper
10.6–0.7T50oxidizedCopper
40.78T27oxidized, blackCopper
20.78T20oxidized, heavilyCopper
10.88Toxidized to black-
ness
Copper
10.02T50–100polishedCopper
20.03T100polishedCopper
40.03T27polished, commer-
cial
Copper
40.015T22polished, mechan-
ical
Copper
40.008T22pure, carefully
prepared surface
Copper
40.07T27scrapedCopper
10.84TpowderCopper dioxide
10.70Tred, powderCopper oxide
22
Publ. No. 1557978 Rev. a155 – ENGLISH (EN) – February 6, 2006 155
22 – Emissivity tables