Appendix
GP Series
Rev. F 10/2011
63
Metal
Emissivity
Nickel
Oxidized
0,2-0,5
Electrolytic
0,05-0,15
Platinum
Black
0,9
Steel
Cold-rolled
0,7-0,9
Ground sheet
0,4-0,6
Polished sheet
0,1
Oxidized
0,7-0,9
Stainless
0,1-0,8
Titanium
Oxidized
0,5-0,6
Table 1: Typical Emissivity Values for Metals