SAFETY AND RELIEF VALVES - Conbraco Industries - #49

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www.apollovalves.com 49 Equivalents and Conversion Factors This table may be used in two ways: (1) Multiply the unit under column A by the figure under column B, the result is the unit under column C. (2) Divide the unit under column C by the figure under column B, the result is then the unit under column A. A B C MULTIPLY BY TO OBTAIN Atmospheres 14.70 Pounds per square inch Atmospheres 1.033 Kilograms per sq. cm. Atmospheres 29.92 Inches of mercury Atmospheres 760.0 Millimeters of mercury Atmospheres 407.5 Inches of water Atmospheres 33.96 Feet of water Atmospheres 1.013 Bars Atmospheres 101.3 KiloPascals Barrels 42.00 Gallons (U.S.) Bars 14.50 Pounds per square inch Bars 1.020 Kilograms per sq. cm Bars 100.0 KiloPascals Centimeters 0.3937 Inches Centimeters 0.03281 Feet Centimeters 0.010 Meters Centimeters 0.01094 Yards Cubic centimeters 0.06102 Cubic yards Cubic feet 7.481 Gallons Cubic feet 0.1781 Barrels Cubic feet per minute 0.02832 Cubic meters per minute Cubic feet per second 448.8 Gallons per minute Cubic inches 16.39 Cubic centimeters Cubic inches 0.004329 Gallons Cubic meters 264.2 Gallons Cubic meters per hour 4.403 Gallons per minute Cubic meters per minute 35.31 Cubic feet per minute Standard cubic feet per min. 60.00 Standard cubic ft. per hr Standard cubic feet per min. 1440. Standard cubic ft. per day Standard cubic feet per min. 0.02716 Nm3/min. (0°C, 1 Bara) Standard cubic feet per min. 1.630 Nm3/hr. (0°C, 1 Bara) Standard cubic feet per min. 39.11 Nm3/day. (0°C, 1 Bara) Standard cubic feet per min. 0.02832 Sm3/min. Standard cubic feet per min. 1.699 Sm3/hr. Standard cubic feet per min. 40.78 Sm3/day. Feet 0.3048 Meters Feet 0.3333 Yards Feet 30.48 Centimeters Feet of water (68°F) 0.8812 Inches of mercury (0°C) Feet of water (68°F) 0.4328 Pounds per square inch Gallons (U.S.) 3785. Cubic centimeters Gallons (U.S.) 0.1337 Cubic feet Gallons (U.S.) 231.0 Cubic inches Gallons (Imperial) 277.4 Cubic inches Gallons (U.S.) 0.8327 Gallons (Imperial) Gallons (U.S.) 3.785 Liters Gallons of water (60°F) 8.337 Pounds Gallons of liquid per minute 500xSp. Gr.Pounds per hour liquid Gallons per minute 0.002228 Cubic feet per second Gallons per minute (60°F) 227.0xSG Kilograms per hour Gallons per minute .06309 Liters per second Gallons per minute 3.785 Liters per minute Gallons per minute .2271 M3/hr. Grams .03527 Ounces Inches 2.540 Centimeters Inches 0.08333 Feet Inches 0.0254 Meters Inches 0.02778 Yards Inches of mercury (0°C) 1.135 Feet of water (68°F) Inches of mercury (0°C) 0.4912 Pounds per square inch Inches of mercury (0°C) 0.03342 Atmospheres Inches of mercury (0°C) 0.03453 Kilograms per sq. cm Inches of water (68°F) 0.03607 Pounds per sq. in. Inches of water (68°F) 0.07343 Inches of mercury (0° C) Kilograms 2.205 Pounds Kilograms 0.001102 Short tons (2000 lbs.) A B C MULTIPLY BY TO OBTAIN Kilograms 35.27 Ounces Kilograms per minute 132.3 Pounds per hour Kilograms per sq. cm. 14.22 Pounds per sq. in. Kilograms per sq. cm. 0.9678 Atmospheres Kilograms per sq. cm 28.96 Inches of mercury Kilograms per cubic meter 0.0624 Pounds per cubic foot KiloPascals 0.1450 Pounds per sq. in. KiloPascals 0.0100 Bars KiloPascals 0.01020 Kilograms per sq. cm Liters 0.03531 Cubic feet Liters 1000. Cubic centimeters Liters 0.2642 Gallons Liters per hour 0.004403 Gallons per minute MegaPascals 145.038 PSI Meters 3.281 Feet Meters 1.094 Yards Meters 100.0 Centimeters Meters 39.97 Inches Pounds 0.1199 Gallons H20 @ 60°F (US) Pounds 453.6 Grams Pounds 0.0005 Short tons (2000 lbs.) Pounds 0.4536 Kilograms Pounds 0.0004536 Metric tons Pounds 16.00 Ounces Pounds per hour 6.324/M.W. SCFM Pounds per hour .4536 Kilograms per hour Pounds per hour liquid 0.002/Sp.Gr.Gallons per minute liquid (at 60°F) Pounds per sq. inch 27.73 Inches of water (68°F) Pounds per sq. inch 2.311 Feet of water (68°F) Pounds per sq. inch 2.036 Inches of mercury (0°C) Pounds per sq. inch 0.07031 Kilograms per sq. cm. Pounds per sq. inch 0.0680 Atmospheres Pounds per sq. inch 51.71 Millimeters of mercury (0°C) Pounds per sq. inch 0.7043 Meters of water (68°F) Pounds per sq. inch 0.06895 Bar Pounds per sq. inch 6.895 KiloPascals Specific gravity Molecular weight (of gas or vapors) 28.97 (of gas or vapors) Square centimeter 0.1550 Square inch Square inch 6.4516 Square centimeter Square inch 645.16 Square millimeter SSU 0.2205 x SG Centipoise SSU 0.2162 Centistoke Water (cubic feet @ 60F) 62.37 Pounds Temperature: Centigrade = 5/9 (Fahrenheit – 32) Kelvin = Centigrade + 273 Fahrenheit = 9/5 (Centigrade) +32 Fahrenheit = Rankine – 460 Fahrenheit = (9/5 Kelvin) - 460 A B C MULTIPLY BY TO OBTAIN Horsepower of boiler 33,479 Btu/hr Watts/hour 3.412 Btu/hr Kilowatts/hour 3,412 Btu/hr Pounds of steam/hour 1,000 Btu/hr MBH 1,000 Btu/hr