(1)
(2)
(3)
(4)
(5)
(6)
(13)
(14)
(15)
Standard
Alternative
Min
Max
millimeter
inches
millimeter
millimeter
millimeter
millimeter
125
5 in.
5
3.66
4.51
129.51
8
6.8
9.2
106
4.24 in.
4.24
3.12
3.99
109.99
6.3
5.4
7.2
100
4 in.
4
2.94
3.82
103.82
6.3
5.4
7.2
90
3 1/2 in.
3.5
2.65
3.53
93.53
6.3
5.4
7.2
75
3 in.
3
2.22
3.09
78.09
6.3
5.4
7.2
63
2 1/2 in.
2.5
1.87
2.71
65.71
5.6
4.8
6.4
53
2.12 in.
2.12
1.58
2.39
55.39
5
4.3
5.8
50
2 in.
2
1.49
2.29
52.29
5
4.3
5.8
45
1 3/4 in.
1.75
1.35
2.12
47.12
4.5
3.8
5.2
37.5
1 1/2 in.
1.5
1.13
1.85
39.35
4.5
3.8
5.2
31.5
1 1/4 in.
1.25
0.95
1.63
33.13
4
3.4
4.6
26.5
1.06 in.
1.06
0.802
1.44
27.94
3.55
3
4.1
25
1.00 in.
1
0.758
1.38
26.38
3.55
3
4.1
22.4
7/8 in.
0.875
0.681
1.27
23.67
3.55
3
4.1
19
3/4 in.
0.750
0.579
1.13
20.13
3.15
2.7
3.5
16
5/8 in.
0.625
0.490
0.99
16.99
3.15
2.7
3.6
13.2
0.530 in.
0.530
0.406
0.86
14.06
2.8
2.4
3.2
12.5
1/2 in.
0.500
0.385
0.83
13.33
2.5
2.1
2.9
11.2
7/16 in.
0.438
0.346
0.77
11.97
2.5
2.1
2.9
9.5
3/8 in.
0.375
0.295
0.68
10.18
2.24
1.9
2.6
8
5/16 in.
0.312
0.249
0.60
8.60
2
1.7
2.3
6.7
0.265 in.
0.265
0.210
0.53
7.23
1.8
1.5
2.1
6.3
1/4 in.
0.250
0.197
0.51
6.81
1.8
1.5
2.1
5.6
No. 3 1/2
0.223
0.176
0.47
6.07
1.6
1.3
1.9
4.75
No. 4
0.187
0.150
0.41
5.16
1.6
1.3
1.9
4
No. 5
0.157
0.127
0.37
4.37
1.4
1.2
1.7
3.35
No. 6
0.132
0.107
0.32
3.67
1.25
1.06
1.5
2.8
No. 7
0.110
0.090
0.29
3.09
1.12
0.95
1.3
2.36
No. 8
0.0937
0.076
0.25
2.61
1
0.85
1.15
2
No. 10
0.0787
0.065
0.23
2.23
0.9
0.77
1.04
1.7
No. 12
0.0661
0.056
0.20
1.90
0.8
0.68
0.92
1.4
No. 14
0.0555
0.046
0.18
1.58
0.71
0.6
0.82
1.18
No. 16
0.0469
0.040
0.16
1.34
0.63
0.54
0.72
1
No. 18
0.0394
0.034
0.14
1.14
0.56
0.48
0.64
micrometer
inches
micrometer
micrometer
micrometer
millimeter
850
No. 20
0.0331
29.1
127
977
0.5
0.43
0.58
710
No. 25
0.0278
24.7
112
822
0.45
0.38
0.52
600
No. 30
0.0234
21.2
101
701
0.4
0.34
0.46
500
No. 35
0.0197
18.0
89
589
0.315
0.27
0.36
425
No. 40
0.0165
15.5
81
506
0.28
0.24
0.32
355
No. 45
0.0139
13.3
72
427
0.224
0.19
0.26
300
No. 50
0.0117
11.5
65
365
0.2
0.17
0.23
250
No. 60
0.0098
9.9
58
308
0.16
0.13
0.19
212
No. 70
0.0083
8.7
52
264
0.14
0.12
0.17
180
No. 80
0.0070
7.6
47
227
0.125
0.106
0.15
150
No. 100
0.0059
6.6
43
193
0.1
0.085
0.115
125
No. 120
0.0049
5.8
38
163
0.09
0.077
0.104
106
No. 140
0.0041
5.2
35
141
0.071
0.06
0.082
90
No. 170
0.0035
4.6
32
122
0.063
0.054
0.072
75
No. 200
0.0029
4.1
29
104
0.05
0.043
0.058
63
No. 230
0.0025
3.7
26
89
0.045
0.038
0.052
53
No. 270
0.0021
3.4
24
77
0.036
0.031
0.041
45
No. 325
0.0017
3.1
22
67
0.032
0.027
0.037
38
No. 400
0.0015
2.9
20
58
0.03
0.024
0.035
32
No. 450
0.0012
2.7
18
50
0.028
0.023
0.033
25
No. 500
0.0010
2.5
16
41
0.025
0.021
0.029
20
No. 635
0.0008
2.3
15
35
0.02
0.017
0.023
Column 3 - These numbers are only approximate but are in use for reference; the sieve shall be identified by the standard designation in millimeters or micrometers.
STANDARD SPECIFICATION FOR WOVEN WIRE TEST SIEVE CLOTH AND TEST SIEVES
ASTM E11 - 15
Nominal Dimensions and Permissible Variations for Sieve Cloth and Compliance, Inspection and Calibration Test Sieves
Sieve Designation
Nominal Sieve
Opening (in.)
± Y
Variation for
Average Opening
Resulting
Maximum
Individual
Opening
+ X
Maximum
Variation for
Opening
Typical
Wire Diameter
Permissible Range
of Choice
Table 1
Summary of Contents for VariSifter VS1000
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