Ratings/Construction PRESSURE RATINGS MAXIMUM NON-SHOCK WORKING PRESSURE RATINGS, PSIG Temp. F 150 200 250 Hydro Test* Ductile Iron 2”-12” 250 235 220 500 Cast Iron 14”-24” 30”-60” 150 135 125 230 150 115 85 230 MAXIMUM NON-SHOCK WORKING PRESSURE RATINGS, BAR Temp. C 65 95 120 Hydro Test* Ductile Iron 50-300 mm 17.2 16.2 15.2 35 Cast Iron 350-600 mm 10.3 9.3 8.6 16 750-1500 mm 10.3 7.9 5.9 16 *14” & 16” valves are hydro tested to 300 psi (20 bar) Headloss Chart CUBIC METERS PER HOUR 20 2” 50 10 8 7 6 5 4 3 2 1 .6 .5 .8 .7 .4 .3 .2 .1 .08 FLOW OF WATER IN GALLONS PER MINUTE Flow Coefficients 4 8800W 76 161 224 400 648 1060 1890 3340 5270 5200 7200 9400 12000 18500 33000 50000 72000 97000 130000 180000 8800G 77 129 209 358 573 898 1740 3180 4950 - Cv Size 2 2 1/2 3 4 Cv 5 6 8 10 12 14 16 - 18 - 20 - 24 - 30 - 36 - 42 - 48 - 54 - 60 - 2” 21 60 2” 3” 80 4” 100 125 6” 150 5” 8” 200 10” 250 14” 12” 300 350 400 18” 450 16” 20” 500 24” 600 30” 800 900 1100 42” 36” 48” 1200 1400 54” 1500 60” 1 .8 .7 .6 .5 .4 .3 .2 21 2” .1 3” .08 4” 5” 6” 8” .07 .06 .05 10” 12” .04 .03 6 5 4 3 2 MATERIALS OF CONSTRUCTION COMPONENT STANDARD Body 2”- 12” (50-300 mm) Body 14”- 60” (350-1500 mm) Disc 2”- 12” (50-300 mm) Disc 14”- 60” (350-1500 mm) Seat Spring 2”-16” (50-400mm) Spring 18”-60” (450-1500mm) Coatings Ductile Iron ASTM A536, Grade 65-45-12 Cast Iron ASTM A126, Class B Bronze ASTM B584, C87600 Aluminum Bronze ASTM B148, C95200 Buna-N T316 Stainless Steel, ASTM A313 17-7PH Stainless Steel, ASTM A313 Universal Primer Contact Factory for other materials. OPTIONAL - Ductile Iron ASTM A536, Grade 65-45-12 - Ductile Iron ASTM A536, Grade 65-45-12 Electroless Nickel Plating, Stainless Steel ASTM A351 Grade CF8M Viton Inconel X750 Inconel X750 Fusion Bonded Epoxy 50,000 40,000 30,000 20,000 10,000 8,000 6,000 7,000 5,000 4,000 3,000 2,000 1,000 800 700 600 500 400 300 200 100 80 60 70 50 40 30 20 10 8 6 7 5 4 3 HEADLOSS IN FEET OF WATER 20 30 40 50 60 80 70 100 200 300 400 500 600 1,000 700 800 2,000 3,000 4,000 5,000 6,000 7,000 8,000 10,000 20,000 30,000 40,000 50,000 60,000 70,000 80,000 100,000 200,000 METERS OF WATER (WAFER END VALVES) (GROOVED END VALVES) TYPICAL VALVE SIZING RANGE RECOMMENDED SIZING RANGE VELOCITY VELOCITY VELOCITY 5 FEET/SECOND VELOCITY VELOCITY
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