Taco Marine Product Catalog - page 108

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REF108
REFERENCE
IPS ("Iron Pipe Size") Conversion Chart
Schedule 40 & 80 Pipe
Fraction Decimal Millimeter
1/64
0.0156
0.3969
1/32
0.0313
0.7938
3/64
0.0469
1.1906
1/16
0.0625
1.5875
5/64
0.0781
1.9844
3/32
0.0938
2.3813
7/64
0.1094
2.7781
1/8
0.1250
3.1750
9/64
0.1406
3.5719
5/32
0.1563
3.968
11/64
0.1719
4.3656
3/16
0.1875
4.7625
13/64
0.2031
5.1594
7/32
0.2188
5.5563
15/64
0.2344
5.9531
1/4
0.2500
6.3500
17/64
0.2656
6.7469
9/32
0.2813
7.1438
19/64
0.2969
7.5406
5/16
0.3125
7.9375
21/64
0.3281
8.3344
11/32
0.3438
8.7313
23/64
0.3594
9.1281
3/8
0.3750
9.5250
25/64
0.3906
9.9219
13/32
0.4063
10.3188
27/64
0.4219
10.7156
7/16
0.4375
11.1125
29/64
0.4531
11.5094
15/32
0.4688
11.9063
31/64
0.4844
12.3031
1/2
0.5000
12.7000
Fraction Decimal Millimeter
33/64
0.5156
13.0969
17/32
0.5313
13.4938
35/64
0.5469
13.8906
9/16
0.5625
14.2875
37/64
0.5781
14.6844
19/32
0.5938
15.0813
39/64
0.6094
15.4781
5/8
0.6250
15.8750
41/64
0.6406
16.2719
21/32
0.6563
16.6688
43/64
0.6719
17.0656
11/16
0.6875
17.4625
45/64
0.7031
17.8594
23/32
0.7188
18.2563
47/64
0.7344
18.6531
3/4
0.7500
19.0500
49/64
0.7656
19.4469
25/32
0.7813
19.8438
51/64
0.7969
20.2406
13/16
0.8125
20.6375
53/64
0.8281
21.0344
27/32
0.8438
21.4313
55/64
0.8594
21.8281
7/8
0.8750
22.2250
57/64
0.8906
22.6219
29/32
0.9063
23.0188
59/64
0.9219
23.4156
15/16
0.9375
23.8125
61/64
0.9531
24.2094
31/32
0.9688
24.6063
64/64
0.9844
25.0031
1
1.0000
25.4000
IPS
OD
Circumference
3/4"
1-1/16"
1.050"
3-5/16"
3.299"
1"
1-5/16"
1.315"
4-1/8"
4.131"
1-1/4"
1-11/16" 1.660"
5-7/32"
5.215"
1-1/2"
1-15/16" 1.900"
5-31/32" 5.969"
2"
2-3/8"
2.375"
7-5/32"
7.461"
CONVERSION CHART
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