LIT194-Handbook of TII.pdf - Diamond Head Sprinkler Supply

Pressure Loss Through Swing Check ValvesPressure Loss (PSI)Valve SizeValve SizeFLOWFLOWGPM ¹₂" ³₄" 1" 1¹₄" 1¹₂" 2" GPM 1¹₄" ¹₁₂" 2" ²₁₂" 3" 4"2 0.2 46 2.1 1.1 0.43 0.5 48 2.2 1.2 0.56 1.0 0.3 50 2.4 1.3 0.58 1.7 0.5 55 2.9 1.5 0.610 2.6 0.8 0.3 60 3.4 1.8 0.712 3.6 1.1 0.5 65 3.9 2.0 0.814 4.8 1.5 0.6 70 4.5 2.4 0.9 0.416 2.0 0.9 75 2.7 1.0 0.518 2.4 1.0 80 3.0 1.2 0.620 3.0 1.2 0.4 90 3.7 1.5 0.722 3.5 1.4 0.5 100 4.6 1.8 0.9 0.424 4.1 1.7 0.6 120 2.5 1.2 0.526 4.8 2.0 0.7 0.4 140 3.3 1.6 0.728 2.2 0.8 0.5 160 4.3 2.1 0.9 0.330 2.5 0.9 0.5 180 5.3 2.6 1.1 0.432 2.9 1.1 0.6 200 6.5 3.1 1.4 0.534 3.2 1.2 0.6 250 4.7 2.1 0.736 3.6 1.3 0.7 300 6.6 2.9 1.038 3.9 1.5 0.8 350 3.8 1.340 4.3 1.6 0.8 0.3 400 4.9 1.742 4.7 1.7 0.9 0.3 450 2.144 1.9 1.0 0.4 500 2.6Pressure Losses Through Copper and Bronze FittingsWrought CopperEquivalent Feet of Straight TubingCast BronzeNominal 90˚ 45˚ Tee Tee Side 90˚ 180˚ 90˚ 45˚ Tee Tee Side CompressionTube Size Elbow Elbow Run Outlet Bend Bend Elbow Elbow Run Outlet Stop³₈ 0.5 0.5 0.5 1 0.5 ¹₂ 1 0.5 0.5 2 9¹₂ 0.5 0.5 0.5 1 0.5 1 1 1 0.5 2 13⁵₈ 0.5 0.5 0.5 2 1 1 2 1 0.5 3 17³₄ 1 0.5 0.5 2 1 2 2 1 0.5 3 211 1 1 0.5 3 2 2 4 2 0.5 5 301¹₄ 2 1 0.5 4 2 3 5 2 1 7 -1¹₂ 2 2 1 5 2 4 8 3 1 9 -2 2 2 1 7 3 8 11 5 2 12 -2¹₂ 2 3 2 9 4 16 14 8 2 16 -3 3 4 - - 5 20 18 11 2 20 -3¹₂ 4 - - - 7 24 24 14 2 31 -4 - - - - 8 28 28 17 2 37 -5 - - - - 10 37 41 22 2 48 -6 - - - - 13 47 52 28 2 61 -®Handbook of Technical Irrigation Information133