The following charts provide reference data for the loss of pressure due to friction in various pipe sizes that should be factored in to your irrigation design.

Friction Loss Chart Design & Technical Resources. There are many components to an irrigation system which all factor into its overall performance, yet at the heart of an efficient system is good design. Rain Bird supports the use of trained irrigation professionals for …

Appendix 92 APPENDIX High Density Polyethylene Pipe Reference Table PE 4710 IPS HDPE DR 13.5 (161 psi) Pipe VELOCITY IN FEET PER SECOND— FRICTION LOSS IN PSI PER 100 FEET (C = 150)

Comprehensive glossary of irrigation terms; Resources for calculating evapotranspiration and finding local data; Quick reference friction loss charts ; Explore other technical resources available for irrigation professionals: Irrigation standards and best practices ; Resources for industry professionals: Assumed flow worksheet

Friction loss per 100' Coefficient of retardation based on pipe material Flow volume (GPM) Inside diameter of pipe V Q d = = = ((= P = P = = Ff = P software, the Irrigation System Design Calculator (information.

Performance of Underground, Thermoplastic Irrigation Pipes • Handbook of PVC Pipe. Uni-Bell PVC Pipe Association • Appropriate ASTM standards for nonplastic pipes Pressure ratings for plastic pipes are based on 23°C or 73.4°F. Head loss decreases (increases) approximately 1 percent for every 3 degrees

Irrigation Association Friction Loss Chart 2008 Class 200 PVC IPS Plastic Pipe ANSI/ASAE S376.2 ASTM D2241 SDR 21 C=150 psi loss per 100 feet of pipe Shown for ...