Roxul Industrial Insulation Process - Manual (Page 142)

Unit
s, c
onv
er
sion f
act
or
s and t
abl
es
3.1.8 Temperature scales and conversions
Temperature scale Unit
Conversion formulas
Kelvin Celsius Fahrenheit
Kelvin ( T
K
) K T
K
≈ 273 + T
C
T
K
≈ 255 +5/9*T
F
Celsius ( T
C
) °C T
C
≈ T
K
- 273 T
C
≈ 5/9 * (T
F
- 32)
Fahrenheit ( T
F
) °F T
F
≈ 9/5 T
K
- 459 T
F
≈ 9/5 * T
C
+ 32
3.1.9 Conversion degrees Celcius and
Fahrenheit
The white columns show the temperature in
degrees Celsius and the grey columns show the
temperature values in degrees Fahrenheit. If you
need to convert a temperature from Celsius to
Fahrenheit, use the value shown in the grey
column. If you need to convert a temperature
from Fahrenheit to Celsius, use the value shown
in the white column.
°C °F °C °F °C °F °C °F °C °F
-200 -328 -10 14 180 356 370 698 560 1040
-190 -310 0 32 190 374 380 716 570 1058
-180 -292 10 50 200 392 390 734 580 1076
-170 -274 20 68 210 410 400 752 590 1094
-160 -256 30 86 220 428 410 770 600 1112
-150 -238 40 104 230 446 420 788 610 1130
-140 -220 50 122 240 464 430 806 620 1148
-130 -202 60 140 250 482 440 824 630 1166
-120 -184 70 158 260 500 450 842 640 1184
-110 -166 80 176 270 518 460 860 650 1202
-100 -148 90 194 280 536 470 878 660 1220
-90 -130 100 212 290 554 480 896 670 1238
-80 -112 110 230 300 572 490 914 680 1256
-70 -94 120 248 310 590 500 932 690 1274
-60 -76 130 266 320 608 510 950 700 1292
-50 -58 140 284 330 626 520 968 710 1310
-40 -40 150 302 340 644 530 986 720 1328
-30 -22 160 320 350 662 540 1004 730 1346
-20 -4 170 338 360 680 550 1022 740 1364
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