1
2
Iron, cast
oxidized at 600 °C
Iron, cast
polished
Iron, cast
polished
Iron, cast
polished
Iron, cast
unworked
Iron and steel
cold rolled
Iron and steel
cold rolled
Iron and steel
covered with red
rust
Iron and steel
electrolytic
Iron and steel
electrolytic
Iron and steel
electrolytic
Iron and steel
electrolytic, careful-
ly polished
Iron and steel
freshly worked
with emery
Iron and steel
ground sheet
Iron and steel
heavily rusted
sheet
Iron and steel
hot rolled
Iron and steel
hot rolled
Iron and steel
oxidized
Iron and steel
oxidized
Iron and steel
oxidized
Iron and steel
oxidized
Iron and steel
oxidized
Iron and steel
oxidized
Iron and steel
oxidized strongly
Iron and steel
oxidized strongly
Iron and steel
polished
Publ. No. 1558439 Rev. a156 – ENGLISH (EN) – February 28, 2006
3
4
200–600
T
38
T
40
T
200
T
900–1100
T
70
LW
70
SW
20
T
22
T
100
T
260
T
175–225
T
20
T
950–1100
T
20
T
20
T
130
T
100
T
100
T
125–525
T
200
T
1227
T
200–600
T
50
T
500
T
100
T
19 – Emissivity tables
5
6
0.64–0.78
1
0.21
4
0.21
2
0.21
1
0.87–0.95
1
0.09
9
0.20
9
0.61–0.85
1
0.05
4
0.05
4
0.07
4
0.05–0.06
1
0.24
1
0.55–0.61
1
0.69
2
0.77
1
0.60
1
0.74
1
0.74
4
0.78–0.82
1
0.79
2
0.89
4
0.80
1
0.88
1
0.98
1
0.07
2
129
19