Measurement Tables

Common Equivalents

MeasurementEquivalent
1 meter39.37 inches
1 meter1,000 mm
1 millimeter0.03937 inches
1 inch25.40 mm

Conversion Formulas

ConversionFormulaExample
mm to inchesmm x 0.0393742mm x 0.03937 = 1.660”
inches to mminches ÷ 0.039371.660" ÷ 0.03937 = 42mm

Fraction Equivalents

FractionDecimalMetric
1/64"0.015625"0.39688mm
1/32"0.031250"0.79375mm
3/64"0.046875"1.19063mm
1/16"0.062500"1.58750mm
5/64"0.078125"1.98438mm
3/32"0.093750"2.38125mm
7/64"0.109375"2.77813mm
1/8"0.125000"3.17500mm
9/64"0.140625"3.57188mm
5/32"0.156250"3.96870mm
11/64"0.171875"4.36563mm
3/16"0.187500"4.76250mm
13/64"0.203125"5.15938mm
7/32"0.218750"5.55625mm
15/64"0.234375"5.95313mm
1/4"0.2500"6.35000mm
17/64"0.2656"6.74688mm
9/32"0.2812"7.14375mm
19/64"0.2968"7.54063mm
5/16"0.3125"7.93750mm
21/64"0.3281"8.33438mm
11/32"0.3437"8.73125mm
23/64"0.3593"9.12813mm
3/8"0.3750"9.52500mm
25/64"0.3906"9.92188mm
13/32"0.4062"10.31875mm
27/64"0.4218"10.71563mm
7/16"0.4375"11.11250mm
29/64"0.4531"11.50938mm
15/32"0.4687"11.90625mm
31/64"0.4843"12.30313mm
1/2"0.5000"12.70000mm
FractionDecimalMetric
33/64"0.5156"13.09688mm
17/32"0.5312"13.49375mm
35/64"0.5468"13.89063mm
9/16"0.5625"14.28750mm
37/64"0.5781"14.68438mm
19/32"0.5937"15.08125mm
39/64"0.6093"15.47813mm
5/8"0.6250"15.87500mm
41/64"0.6406"16.27188mm
21/32"0.6562"16.66875mm
43/64"0.6718"17.06563mm
11/16"0.6875"17.46250mm
45/64"0.7031"17.85938mm
23/32"0.7187"18.25625mm
47/64"0.7343"18.65313mm
3/4"0.7500"19.05000mm
49/64"0.7656"19.44688mm
25/32"0.7812"19.84375mm
51/64"0.7968"20.24063mm
13/16"0.8125"20.63750mm
53/64"0.8281"21.03438mm
27/32"0.8437"21.43125mm
55/64"0.8593"21.82810mm
7/8"0.8750"22.22500mm
57/64"0.8906"22.62188mm
29/32"0.9062"23.01875mm
59/64"0.9218"23.41563mm
15/16"0.9375"23.81250mm
61/64"0.9531"24.20937mm
31/32"0.9687"24.60625mm
63/64"0.9843"25.00313mm
1"1.0000"25.40000mm


Gauge Table

Metal GaugeThickness
100.134"
110.120"
120.109"
130.095"
140.083"
Metal GaugeThickness
150.072"
160.065"
180.049"
200.035"
220.028"

Schedule 40 Standard Pipe Dimensions

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