Particle Size Calculator

REFERENCE CALCULATOR

32.4 (A)/00.022

Particle Size
Volume
Weight
Length
Temperature
Flow Rate
Units of Measure
Fractions
Ring Size

Particle Size Reference 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

230

63

0.0025

0.064

64,000

270

53

0.0021

0.053

53,000

325

43

0.0017

0.043

43,000

400

38

0.001501

0.038

38,000

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 2.228 x 10-3 2.119 22.66 543.8

gal/min 6.308 x 10-2 1 3.532 x 10-2 0.1337 1.429 34.3

ft3/sec 28.32 448.8 1 60 641.1 1.54 x 104

ft3/min 0.4719 7.481 1.667 x 10-2 1 10.69 256.5

bbl/hr 4.415 x 10-2 0.6997 1.56 x 10-3 9.359 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

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

I

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

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Periodic table of the elements science and academic information, elements and advanced materials data, scientific presentations and all pages, designs, concepts, logos, and color schemes herein are the copyrighted proprietary rights and intellectual property of American Elements. American Elements is a U.S. Registered Trademark. © 1998-2012. American Elements. All rights reserved.

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
230	63	0.0025	0.064	64,000
270	53	0.0021	0.053	53,000
325	43	0.0017	0.043	43,000
400	38	0.001501	0.038	38,000
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

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

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

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

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

From/To	lit/sec	gal/min	ft3/sec	ft3/min	bbl/hr	bbl/day
lit/sec	1	15.85	2.228 x 10-3	2.119	22.66	543.8
gal/min	6.308 x 10-2	1	3.532 x 10-2	0.1337	1.429	34.3
ft3/sec	28.32	448.8	1	60	641.1	1.54 x 104
ft3/min	0.4719	7.481	1.667 x 10-2	1	10.69	256.5
bbl/hr	4.415 x 10-2	0.6997	1.56 x 10-3	9.359 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

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

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)

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	I	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