Chauvin Arnoux C.A 1954 DiaCAm2, Руководство пользователя

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APPENDIX II – Emissivity table
Material Specification Temp. °C
Spectrum
Emissivity Ref.
Stainless steel 18-8 25 0.16
Stainless steel 304(8Cr, 18Ni)
215
～
490 0.44
～
0.36
Stainless steel 310(25Cr, 20Ni)
215
～
520 0.90
～
0.97
Nickel alloys Nickel-chromium alloy wire (shiny) (refractory) 50
～
1000 0.65
～
0.79
Nickel alloys Nickel-chromium alloy
50
～
1040 0.64
～
0.76
Nickel alloys Refractory nickel-chromium
50
～
500 0.95
～
0.98
Nickel alloys Nickel-silver alloy 100 0.14
Aluminium Polished aluminium 100 0.09
Aluminium Commercial aluminium sheet 100 0.09
Aluminium Oxidized anodized aluminium-chromium 25
～
600 0.55
Aluminium Slightly oxidized aluminium 25
～
600 0.10
～
0.20
Aluminium Highly oxidized aluminium 25
～
600 0.30
～
0.40
Aluminium Anodized, light grey, matte 70 LW: 8 - 14 µm 0.97 9
Road asphalt 4 LLW: 6,5 - 20 µm 0.96 8
Concrete 20 T: total spectrum 0.92 2
Wood planed oak 20 T: total spectrum 0.90 2
Brick Red 20 T: total spectrum 0.93 2
Brick Refractory brick 1100 0.75
Calcimine 20 0.9
Rubber hard 20 T: total spectrum 0.95 1
Chromium Polished chromium 40
～
1090 0.08
～
0.36
Copper Shiny copper 100 0.05
Copper Highly oxidized copper 25 0.78
Copper Liquid copper
1080
～
1280 0.16
～
0.13
Copper Oxidized 50 T: total spectrum 0.6 – 0.7 1
Water 0.96
Enamel (white) 18 0.9
Tin Commercial tinplate 100 0.07
Tin High oxidation
0
～
200
0.6
Iron and steel highly oxidized 50 T: total spectrum 0.88 1
Graphite (carbon black) 96
～
225 0.95
Brass Shiny brass (extreme polishing) 28 0.03
Brass Brass oxide 200
～
600 0.61
～
0.59
Magnesium Magnesia 275
～
825 0.55
～
0.20
Magnesium Magnesia 900
～
1670 0.2
Magnesium Mercury 0
～
100 0.09
～
0.12
Nickel Polished by anodizing 25 0.05
Nickel Electrolyzed 20 0.01
Nickel Nickel wire
185
～
1,010 0.09
～
0.19
Nickel Nickel foil (oxidized) 198
～
600 0.37
～
0.48
Nickel Nickel oxide 650
～
1,255 0.59
～
0.86
Gold Shiny gold 230
～
630 0.02
Paint 8 different colours and grades 70 LW: 8 - 14 µm 0.92 – 0.94 9
Plastic PVC, plastic flooring, matte, structured 70 LW: 8 - 14 µm 0.93 9
Plaster unfinished covering 20 T: total spectrum 0.91 2
Plaster plaster tile 0.87 10
Lead Pure lead (without oxidation) 125
～
225 0.06
～
0.08
Lead Slightly oxidized
25
～
300 0.20
～
0.45
Terra cotta tile 0.88 10
Glass (surface) 23 0.94
Refractory glass 200
～
540 0.85
～
0.95
Zinc Oxidation at 400°C 400 0.01
Zinc Shiny plate of galvanized iron 28 0.23
Zinc Oxidized zinc powder 25 0.28