Technical Data - Conversion Factors
The following page contains conversion factors to be used in decyphering gas data and measurements into the unit of measurement to suit your needs.
Please click on the following list items to access the information :
| Area |
| from/to |
cm2 |
m2 |
km2 |
in2 |
ft2 |
mile |
| cm2 |
1 |
0.0001 |
1x10-10 |
0.1550 |
0.0010 |
3.86x10-11 |
| m2 |
1x104 |
1 |
1x104 |
1550 |
10.76 |
3.86x10-7 |
| km2 |
1x1010 |
1x106 |
1 |
1.553.x10-9 |
1.08107 |
0.3861 |
| in2 |
6.452 |
6.45x10-4 |
6.45x10-10 |
1 |
0.00694 |
2.49x10-10 |
| ft2 |
929.0 |
0.09290 |
9.29x10-4 |
144 |
1 |
3.59x10-3 |
| mile |
2.59x1010 |
2.59x104 |
2.590 |
4.01x10-9 |
2.79x107 |
1 |
Top
| Volume |
| from/to |
cm3 |
lit |
m3 |
in3 |
ft3 |
yd3 |
fl oz |
| cm3 |
1 |
0.001 |
1x10-6 |
0.06102 |
3.53x10-5 |
1.31x10-6 |
0.03381 |
| lit |
1000 |
1 |
0.001 |
61.02 |
0.03532 |
0.00131 |
33.81 |
| m3 |
1x104 |
1000 |
1 |
6.10x104 |
35.31 |
1.308 |
3.38x104 |
| in3 |
16.39 |
0.01639 |
1.64x10-5 |
1 |
5.79x10-4 |
2.14x10-5 |
0.5541 |
| ft3 |
2.83x104 |
28.32 |
0.02832 |
1728 |
1 |
0.03704 |
957.5 |
| yd3 |
7.65x105 |
764.5 |
0.7646 |
4.67x104 |
27 |
1 |
2.59x104 |
| fl oz |
29.57 |
0.02917 |
2.96x10-5 |
1.805 |
0.00104 |
3.87x10-5 |
1 |
Top
| Flow Rate |
| from/to |
Liter/
sec |
cm3/min |
US Gal/
min |
Liter/
min |
ft3/
sec |
ft3/
min |
m3/
sec |
m3/
hr |
| Liter/sec |
1 |
60000 |
15.850 |
60 |
0.03531 |
2.11888 |
0.001 |
3.6 |
| cm3/min |
1.67x10-5 |
1 |
2.64x10-4 |
0.001 |
5.88x10-7 |
3.53x10-5 |
1.67x10-8 |
6.01x10-5 |
| USGal/min |
0.06309 |
3785.41 |
1 |
3.7854 |
2.22x10-3 |
0.13368 |
6.309x10-5 |
0.22712 |
| Liter/min |
0.01667 |
1000 |
0.26417 |
1 |
5.88x10-4 |
0.03532 |
1.667x10-5 |
0.060 |
| ft3/sec |
28.317 |
1.69x106 |
448.831 |
1699.0 |
1 |
60 |
0.02832 |
101.941 |
| ft3/min |
0.47195 |
28317 |
7.48052 |
28.317 |
0.01667 |
1 |
4.72x10-4 |
1.699 |
| m3/sec |
1000 |
6.00x107 |
15850 |
60000 |
35.315 |
2118.9 |
1 |
3600 |
| m3/hr |
0.2778 |
16667 |
4.4033 |
16.667 |
9.80x10-3 |
0.5887 |
2.78x10-4 |
1 |
Top
| Pressure |
| from/to |
mm Hg |
in Hg |
inH2O |
ft H2O |
atm |
lb/in2 |
kg/cm2 |
| mm Hg |
1 |
0.03937 |
00.5353 |
0.04460 |
0.00132 |
0.01934 |
0.00136 |
| in Hg |
25.40 |
1 |
13.60 |
1.133 |
0.03342 |
0.4912 |
0.03453 |
| in H2O |
1.868 |
0.07355 |
1 |
0.08333 |
0.00246 |
0.03613 |
0.00254 |
| ft H2O |
22.42 |
0.8826 |
12 |
1 |
0.02950 |
0.4355 |
0.03048 |
| atm |
760 |
29.92 |
406.08 |
33.90 |
1 |
14.70 |
1.033 |
| lb/in2 |
51.71 |
2.036 |
27.67 |
2.307 |
0.06805 |
1 |
0.07031 |
| kg/cm2 |
735.6 |
28.96 |
393.7 |
32.81 |
0.9678 |
14.22 |
1 |
Top
| Length |
| multiply |
Å |
micron |
mm |
cm |
m |
inch |
feet |
| Å |
1 |
1x10-3 |
1x10-4 |
1x10-8 |
1x10-10 |
3.937x10-9 |
3.2808x10-10 |
| micron |
10000 |
1 |
0.001 |
0.0001 |
1x10-6 |
3.937x10-5 |
3.2808x10-6 |
| mm |
1x107 |
1x103 |
1 |
0.1 |
0.001 |
0.03937 |
0.0032808 |
| cm |
1x108 |
1x104 |
10 |
1 |
0.01 |
0.3937 |
0.032808 |
| m |
1x1010 |
1x106 |
1000 |
100 |
1 |
39.37008 |
3.2808 |
| inch |
2.54x108 |
2.54x104 |
25.4 |
2.54 |
0.0254 |
1 |
0.08333 |
| feet |
3.048x109 |
3.048x105 |
304.8 |
30.48 |
0.3048 |
12 |
1 |
Top
| Weight |
| mulitply |
mg |
g |
kg |
oz |
lbs |
ton, US |
ton |
| mg |
1 |
0.001 |
0.000001 |
3.5274x10-5 |
2.2046x10-8 |
1.1020x10-9 |
1.00EXx10-9 |
| g |
1000 |
1 |
0.001 |
0.03527 |
0.0022046 |
1.1020x10-6 |
1.1020x10-6 |
| kg |
1000000 |
1000 |
1 |
35.27396 |
2.2046226 |
0.001102 |
0.001 |
| oz |
28349.5 |
28.3495 |
0.02834 |
1 |
0.0625 |
3.1250x10-5 |
2.8300x10-4 |
| lbs |
453592 |
453.592 |
0.45359 |
16 |
1 |
0.0005 |
4.5350x10-4 |
| ton, US |
9.0719x108 |
907.185 |
907.1847 |
32000 |
2000 |
1 |
0.907 |
| ton |
1x109 |
1x106 |
1000 |
35274 |
2205 |
1.102 |
1 |
Top
| Density |
| multiply |
lb/cu. in |
lb/cu. ft. |
lb/gal |
gram/cu. cm |
gram/lit |
| lb/cu. in |
1 |
1728 |
231 |
27.68 |
27680 |
| lb/cu. ft. |
- |
1 |
0.1337 |
0.016 |
16.019 |
| lb/gal |
0.00433 |
7.481 |
1 |
0.1198 |
119.83 |
| gram/cu. cm |
0.03613 |
62.43 |
8.345 |
1 |
1000 |
| gram/lit |
- |
0.06243 |
0.008345 |
0.001 |
1 |
Top
| Concentration Equivalents |
| multiply |
ppt |
ppb |
ppm |
percent % |
| ppt |
1 |
0.001 |
0.000001 |
1x10-10 |
| ppb |
1000 |
1 |
0.001 |
0.0000001 |
| ppm |
1 000 000 |
1000 |
1 |
0.0001 |
| percent % |
10 000 000 000 |
10 000 000 |
10 000 |
1 |
Top
| Temperature Conversions |
| multiply |
Celsius oC |
Fahrenheit oF |
Kelvin oK |
Rankin oR |
| Celcius oC |
1 |
9/5(oC) +32 |
oC + 273.15 |
(oC +273.15)1.8 |
| Fahrenheit oF |
(oF-32)(5/9) |
1 |
(oF-32)(5/9)+273.115 |
oF + 459.67 |
| Kelvin oK |
oK - 273.15 |
(oK-273.15)1.8+32 |
1 |
(oK)1.8 |
| Rankin oR |
(oR/1.8)-273.15 |
oR-45967 |
oR/1.8 |
1 |
Top
| Temperature Conversions |
| oC |
oF |
oC |
oF |
oC |
oF |
oC |
oF |
| -273.15 |
-459.67 |
25 |
77 |
240 |
464 |
540 |
1004 |
| -260 |
-436 |
30 |
86 |
250 |
482 |
550 |
1022 |
| -240 |
-400 |
35 |
95 |
260 |
500 |
560 |
1040 |
| -220 |
-364 |
40 |
104 |
270 |
518 |
570 |
1058 |
| -200 |
-328 |
45 |
113 |
280 |
536 |
580 |
1076 |
| -180 |
-292 |
50 |
112 |
290 |
554 |
590 |
1094 |
| -160 |
-256 |
55 |
131 |
300 |
572 |
600 |
1112 |
| -140 |
-220 |
60 |
140 |
310 |
590 |
610 |
1130 |
| -120 |
-184 |
65 |
149 |
320 |
608 |
620 |
1148 |
| -100 |
-148 |
70 |
158 |
330 |
626 |
630 |
1166 |
| -80 |
-112 |
75 |
167 |
340 |
644 |
640 |
1184 |
| -70 |
-94 |
80 |
176 |
350 |
662 |
650 |
1202 |
| -65 |
-85 |
85 |
185 |
360 |
680 |
660 |
1220 |
| -60 |
-76 |
90 |
194 |
370 |
698 |
670 |
1238 |
| -55 |
-67 |
95 |
203 |
380 |
716 |
680 |
1256 |
| -50 |
-58 |
100 |
212 |
390 |
734 |
690 |
1274 |
| -45 |
-49 |
110 |
230 |
400 |
752 |
700 |
1292 |
| -40 |
-40 |
120 |
248 |
410 |
770 |
710 |
1310 |
| -35 |
-31 |
130 |
266 |
420 |
788 |
720 |
1328 |
| -30 |
-22 |
140 |
284 |
430 |
806 |
730 |
1346 |
| -25 |
-13 |
150 |
302 |
440 |
824 |
740 |
1364 |
| -20 |
-4 |
160 |
320 |
450 |
842 |
750 |
1382 |
| -15 |
5 |
170 |
338 |
460 |
860 |
760 |
1400 |
| -20 |
14 |
180 |
356 |
470 |
878 |
770 |
1418 |
| -5 |
23 |
190 |
374 |
480 |
896 |
780 |
1436 |
| 0 |
32 |
200 |
392 |
490 |
914 |
790 |
1454 |
| 5 |
41 |
210 |
410 |
500 |
932 |
800 |
1472 |
| 10 |
50 |
212 |
414 |
510 |
950 |
810 |
1490 |
| 15 |
59 |
220 |
428 |
520 |
968 |
820 |
1508 |
| 20 |
68 |
230 |
446 |
530 |
986 |
830 |
1526 |
Top
| Dew Point vs. Parts Per Million Moisture |
| Dew Point |
Moisture |
Dew Point |
Moisture |
Dew Point |
Moisture |
| oC |
ppm
(vol/vol) |
oC |
ppm
(vol/vol) |
oC |
ppm
(vol/vol) |
| 0 |
6000 |
-30 |
380 |
-60 |
10.6 |
| -1 |
5550 |
-31 |
342 |
-61 |
9.2 |
| -2 |
5100 |
-32 |
309 |
-62 |
8 |
| -3 |
4700 |
-33 |
276 |
-63 |
6.98 |
| -4 |
4350 |
-34 |
249 |
-64 |
6.08 |
| -5 |
3980 |
-35 |
222 |
-65 |
5.28 |
| -6 |
3650 |
-36 |
200 |
-66 |
4.58 |
| -7 |
3380 |
-37 |
179 |
-67 |
3.96 |
| -8 |
3080 |
-38 |
162 |
-68 |
3.40 |
| -9 |
2840 |
-39 |
144 |
-69 |
2.94 |
| -10 |
2590 |
-40 |
128 |
-70 |
2.53 |
| -11 |
2360 |
-41 |
114 |
-71 |
2.17 |
| -12 |
2160 |
-42 |
102 |
-72 |
1.87 |
| -13 |
1980 |
-43 |
90 |
-73 |
1.61 |
| -14 |
1800 |
-44 |
80 |
-74 |
1.37 |
| -15 |
1650 |
-45 |
71.9 |
-75 |
1.17 |
| -16 |
1500 |
-46 |
63.5 |
-76 |
1.01 |
| -17 |
1360 |
-47 |
56.2 |
-77 |
0.86 |
| -18 |
1250 |
-48 |
49.9 |
-78 |
0.73 |
| -19 |
1140 |
-49 |
44 |
-79 |
0.618 |
| -20 |
1030 |
-50 |
39 |
-80 |
0.522 |
| -21 |
940 |
-51 |
34.2 |
-81 |
0.498 |
| -22 |
860 |
-52 |
30.4 |
-82 |
0.378 |
| -23 |
765 |
-53 |
26.7 |
-83 |
0.315 |
| -24 |
697 |
-54 |
23.4 |
-84 |
0.262 |
| -25 |
625 |
-55 |
20.6 |
-85 |
0.221 |
| -26 |
553 |
-56 |
18.2 |
-86 |
0.186 |
| -27 |
517 |
-57 |
15.9 |
-87 |
0.156 |
| -28 |
467 |
-58 |
13.9 |
-88 |
0.130 |
| -29 |
426 |
-59 |
12.1 |
-89 |
0.110 |
Top
| Useful Gas Constants |
| Numerical Constant |
Value |
Units of measurement |
| Volume of ideal gas at STP |
22.414L |
Litres, 0oC, 1 atm |
| Volume of ideal gas at NTP |
24.146L |
Litres, 70oF, 1atm |
| Avogadro's Number |
6.22045x1023 |
molecules/gm-mol |
| Gas Law Constant, R |
1.98719 |
cal/(gm-mol)(oK) |
| |
82.568 |
(cm3)(atm)/(gm-mol)(oK) |
| Density of air (STP) |
1.293x10-3 g/cm3 |
0oC, 760 mm Hg |
Top
|
