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AE TOOLBOX

PARTICLE SIZE CALCULATOR

Mesh Size Microns Inches Millimeters Nanometers
10 2000 0.0787 2 2,000,000
12 1680 0.0661 1.679 1,679,000
14 1410 0.0555 1.41 1,410,000
16 1190 0.0469 1.191 1,191,000
18 1000 0.0394 1.001 1,001,000
20 841 0.0331 0.841 841,000
25 707 0.0278 0.706 706,000
30 595 0.0234 0.594 594,000
35 500 0.0197 0.5 500,000
40 420 0.0165 0.419 419,000
45 354 0.0139 0.353 353,000
50 297 0.0117 0.297 297,000
60 250 0.0098 0.249 249,000
70 210 0.0083 0.211 211,000
80 177 0.007 0.178 178,000
100 149 0.0059 0.15 150,000
120 125 0.0049 0.125 125,000
140 105 0.0041 0.104 104,000
170 88 0.0035 0.089 89,000
200 74 0.0029 0.074 74,000
230 63 0.0025 0.064 64,000
270 53 0.0021 0.053 53,000
325 44 0.0017 0.044 44,000
400 37 0.001501 0.037 37,000
N.A. 20 N.M. 0.02 20,000
N.A. 10 N.M. 0.01 10,000
N.A. 1 N.M. 0.001 1,000
N.A. 0.9 N.M. 0.0009 900
N.A. 0.1 N.M. 0.0001 100
N.A. 0.05 N.M. 0.00005 50
N.A. 0.02 N.M. 0.00002 20
N.A. 0.01 N.M. 0.00001 10

VOLUME REFERENCE CALCULATOR

From / To cm3 liter m3 in3 ft3 yd3 fl oz fl pt fl qt gal
cm3 1 0.001 1 x 10-6 0.06102 3.53x10-5 1.31x10-6 0.03381 0.00211 0.00106 2.64x10-4
liter 1000 1 0.001 61.02 0.03532 0.00131 33.81 2.113 1.057 0.2642
m3 1 x 106 1000 1 6.10x104 35.31 1.308 3.38x104 2113 1057 264.2
in3 16.39 0.01639 1.64x10-5 1 5.79x10-4 2.14x10-5 0.5541 0.03463 0.01732 0.00433
ft3 2.83x104 28.32 0.02832 1728 1 0.03704 957.5 69.84 29.92 7.481
yd3 7.65x105 764.5 0.7646 4.67x104 27 1 2.59x104 1616 807.9 202
fl oz 29.57 0.02957 2.96x10-5 1.805 0.00104 3.87x10-5 1 0.0625 0.03125 0.00781
fl pt 473.2 0.4732 473x10-4 28.88 0.01671 619x10-4 16 1 0.6 0.125
fl qt 946.4 0.9463 9.46x10-4 57.75 0.03342 0.00124 32 2 1 0.25
gal 3785 3.786 0.00379 231 0.1337 0.00495 128 8 4 1

WEIGHT REFERENCE CALCULATOR

From / To g kg metric ton grain oz lb
g 1 0.001 1 x 10-6 15.43 0.03527 0.0022
kg 1000 1 0.001 1.54 x 104 35.27 2.205
metric ton 1 x 106 1000 1 1.54 x 107 3.53 x 104 2205
grain 6.48 x 10-2 6.48 x 10-5 6.48 x 10-5 1 2.29 x 10-3 1.43 x 10-4
oz 28.35 0.02835 2.83 x 10-5 437.5 1 0.0625
lb 453.6 0.4536 4.54 x 104 7000 16 1

LENGTH REFERENCE CALCULATOR

From / To cm m km in ft mile
cm 1 0.01 1 x 10-5 0.3937 0.03281 6.214 x 10-6
m 100 1 0.001 39.37 3.281 6.214 x 10-4
km 1 x 105 1000 1 3.94 x 104 3281 0.6214
in 2.54 0.0254 2.540 x 10-5 1 0.08333 1.578 x10-5
ft 30.48 0.3048 3.048 x 10-4 12 1 18.94 x 10-4
mile 1.609 x 105 1609 1.609 6.336 x 104 5280 1

TEMPERATURE REFERENCE CALCULATOR

°C to °F °F to °C
(°C x 9/5) + 32 = °F (°F-32) x 5/9 = °C

FLOW RATE REFERENCE CALCULATOR

From / To lit/sec gal/min ft3/sec ft3/min bbl/hr bbl/day
lit/sec 1 15.85 2.23 x 10-3 2.12 22.66 543.8
gal/min 6.31 x 10-2 1 3.532 x 10-2 0.13 1.43 34.3
ft3/sec 28.32 448.8 1 60 641.10 1.54 x 104
ft3/min 0.47 7.48 1.67 x 10-2 1 10.69 256.50
bbl/hr 4.42 x 10-2 0.70 1.56 x 10-3 9.36 x 10-2 1 24
bbl/day 1.84 x 10-3 2.917 x 10-2 6.50 x 10-5 3.90 x 10-3 4.167 x 10-2 1

UNITS OF MEASURE REFERENCE CALCULATOR

Percent Parts per Million Parts per Billion Parts per Trillion
0.001% 10 ppm - -
0.0001% 1 ppm 1,000 ppb 1,000,000 ppt
0.00001% .1 ppm 100 ppb 100,000 ppt
0.000001% .01 ppm 10 ppb 10,000 ppt
- .001 ppm 1 ppb 1,000 ppt
- .0001 ppm .1 ppb 100 ppt
- - .01 ppb 10 ppt
- - .001 ppb 1 ppt

FRACTIONS REFERENCE CALCULATOR

Prefix Factor Fraction
Prefix Factor Fraction
centi 10-2 1/100 (part per hundred)
milli 10-3 1/1,000 (part per thousand)
micro 10-6 1/1,000,000 (ppm, part per million)
nano 10-9 1/1,000,000,000 (ppb, part per billion)
pico 10-12 1/1,000,000,000,000 (ppt, part per trillion)
femto 10-15 1/1,000,000,000,000,000 (ppq, part per quadrillion)
atto 10-18 1/1,000,000,000,000,000,000 (part per quintillion)

U.S. AND EUROPEAN RING SIZE CHART

US  Size Dia.in inch Dia. in MM British  French  German  Japanese  Swiss 
0000 .390 9.91 -        
00 .422 10.72 -        
0 .454 11.53 -        
1/2 .474 11.95 A        
3/4 .482 12.18 A 1/2        
1 .487 12.37 B     1  
1 1/4 - 12.60 B 1/2        
1 1/2 .503 12.78 C        
1 3/4 - 13.00 C 1/2        
2 .520 13.21 D 41 1/2 13 1/2 2 1 1/2
2 1/4 - 13.41 D 1/2 - -    
2 1/2 .536 13.61 E 42 3/4 13 3/4 3 2 3/4
2 3/4 - 13.83 E 1/2 - -    
3 .553 14.05 F 44 14 4 4
3 1/8 - 14.15 F 1/2 - -    
3 1/4 - 14.25 - - -    
3 3/8 - 14.36 G 45 1/4 - 5 5 1/4
3 1/2 .569 14.45 - - 14 1/2    
3 5/8 - 14.56  G 1/2 -   6  
3 3/4 - 14.65 H 46 1/2     6 1/2
4 .585 14.86 H 1/2 - 15 7  
4 1/4 - 15.04 47 3/4     7 3/4
4 1/2 .601 15.27 I 1/2 - 15 1/4 8  
4 5/8 - 15.40 J 49 15 1/2   9
4 3/4 - 15.53 - -      
5 .618 15.70 J 1/2 - 15 3/4 9  
5 1/8 - 15.80 K 50     10
5 1/4 - 15.90 - -      
5 3/8 - 16.0 K 1/2 -   10  
5 1/2 .634 16.10 L 51 3/4 16   11 3/4
5 3/4 - 16.30 - -      
5 7/8 - 16.41 L 1/2 -      
6 .650 16.51 M 52 3/4 16 1/2 12 12 3/4
6 1/4 - 16.71 M 1/2 -      
6 1/2 .666 16.92 N 54 17 13 14
6 3/4 - 17.13 N 1/2 -      
7 .683 17.35 O 55 1/4 17 1/4 14 15 1/4
7 1/4 - 17.45 O 1/2 -      
7 1/2 .699 17.75 P 56 1/2 17 3/4 15 16 1/2
7 3/4 - 17.97 P 1/2 -      
8 .716 18.19 Q 57 3/4 18 16 17 3/4
8 1/4 - 18.35 Q 1/2 -      
8 1/2 .732 18.53 - - 18 1/2 17  
8 5/8 - 18.61 R 59     19
8 3/4 - 18.69 - -      
8 7/8 - 18.80 R 1/2 -      
9 .748 18.89 - - 19 18  
9 1/8 - 19.10 S 60 1/4     20 1/4
9 1/4 - 19.22 - -      
9 3/8 - 19.31 S 1/2 -      
9 1/2 .764 19.41 - - 19 1/2 19  
9 5/8 - 19.51 T 61 1/2     21 1/2
9 3/4 - 19.62 - -      
10 .781 19.84 T 1/2 - 20 20  
10 1/4 - 20.02 U 62 3/4   21 22 3/4
10 1/2 .797 20.20 U 1/2 - 20 1/4 22  
10 5/8 - 20.32 V 63     23 3/4
10 3/4 - 20.44 - -      
11 .814 20.68 V 1/2 - 20 3/4 23  
11 1/8 - 20.76 W 65     25
11 1/4 - 20.85 - -      
11 3/8 - 20.94 W 1/2 -      
11 1/2 - 21.08 - - 21 24  
11 5/8 .830 21.18 X 66 1/4     26 1/4
11 3/4 - 21.24 - -      
11 7/8 - 21.30 X 1/2 -      
12 .846 21.49 Y 67 1/2 21 1/4 25 27 1/2
12 1/4 - 21.69 Y 1/2 -      
12 1/2 .862 21.89 Z 68 3/4 21 3/4 26 28 3/4
12 3/4 - 22.10 Z 1/2 -      
13 .879 22.33 - - 22 27