Pipe Diameter and Circumference Chart for Industrial Water Softeners and Filters

Use this helpful chart to correlate the pipe size, outside diameter, and circumference of a pipe in your industrial water treatment projects.

Also, try our free online sizing calculators for industrial water softenersindustrial reverse osmosisindustrial filtration, and industrial deionization.

See our technical articles on industrial water systems for tips and troubleshooting of industrial water softeners, deionizers, reverse osmosis, filters, and more.

Need assistance? Contact Industrial Water Solutions at 800-820-9021 or info@industrialh2osolutions.com for:

Outside 
Pipe Type Pipe Size Diameter (O.D. -inches) Circumference (inches)
Sch 40 Galvanized 3/4 1.05 3.3
Sch 40 Galvanized 1 1.315 4.1
Sch 40 Galvanized 1 1/4 1.66 5.2
Sch 40 Galvanized 1 1/2 1.9 6.0
Sch 40 Galvanized 2 2.375 7.5
Sch 40 Galvanized 2 1/2 2.875 9.0
Sch 40 Galvanized 3 3.5 11.0
Sch 40 Galvanized 4 4.5 14.1
Sch 40 Galvanized 6 6.625 20.8
Sch 40 Galvanized 8 8.625 27.1
Sch 40 Galvanized 10 10.75 33.8
Sch 40 Galvanized 12 12.75 40.0

Industrial Water Softener Valve Repair Diagram for Aquamatic and Similar Valves >>
Do you need to replace or repair your industrial water softener valve? This interactive diagram will help.


Use the free industrial water softener calculator from Industrial Water Solutions to calculate your needs.

Try the Industrial Water Softener Sizing Calculator

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