Einheiten Tabelle Umrechnung Umrechnungstabelle - sengpielaudio
Rechner Berechnung berechnen umrechnen Umrechnung Umwandlung umwandeln Beschleunigung Fläche Dichte Energie Arbeit Energie pro Masseneinheit Kraft Hitze Flussrate Hitzefluss Länge Masse Gewicht Leistung pro Fächeneinheit Druck Rotation spezifische Energie Temperatur englische und amerikanische Einheiten Zeit Volumen Einheitenumrechnung Einheiten Umrechnung mil Wärmeleistung Kraft spezifische Energie Volumeneinheit Volumen Rauminhalt Volumenfluss Leistung pro Fläche Audio Tonstudiotehcnik Tontechnik Sengpiel Berlin sengpielaudio
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Rechner zur Einheiten-Umrechnung:

Vorsilben | Länge | Fläche | Volumen | Gewicht | Druck | Temperatur | Zeit | Energie | Leistung | Dichte | Geschwindigkeit | Beschleunigung | Kraft

Einheiten-Umrechnungstabelle

Physikalische Größe Symbol Umrechnungsfaktor
Beschleunigung a oder g foot/second2, Meter/Sekunde2, gal, galileo, inch/second2 - Merke: inch = Zoll = "in"
    1 m/s2 = 3,280839895 ft/s2
    1 ft/s2 = 0,3048 m/s2
    1 g = 9,80665 m/s2 = 32,17404856 ft/s2
Fläche A acre, Ar, barn, foot2, Fuß2, Hektar, inch2, Zoll2, Meile2, section, Meter2, township, yard2
    1 m2 = 1550,0031 inch2 = 10,76391041671 ft2 = 1,196 yd2 = 3,861×10-7 mile2
    1 ft2 = 0,09290304 m2 = 144 in2 = 0,1111 yd2 = 3,587×10-8 mile2  
    1 inch2 = 6,4516 cm2 = 6,4516×10-4 m2 = 6,944×10-3 ft2 = 7,716×10-4 yd2 = 2,491×10-10 mile2 - Merke: inch = Zoll
    1 yd2 = 0,8361 m2 = 1296 in2 = 9 ft2 = 0,3228×10-6 mile2 
    1 mile2 = 2,58998811×106 m2 = 0,4015×1010 in2 = 2,788×107 ft2 = 3,098×106 yd2
    1 acre = 1/640 mile2 = 0,404686 ha = 4046,86 m2
    1 km2 = 102 ha2 = 106 m2 = 1010 cm2 = 1012 mm2
    1 ha2 = 104 m2 = 108 cm2 = 1010 mm2
    1 cm2 = 10-4 m2 = 0,15500031 inch2
    1 mm2 = 1,5500031×10-3 inch2
    1 township = 9,323957×107 m2
    1 section = 2,589 ×106 m2
Dichte ρ Gramm/Zentimeter3, lmb/inch3, lbm/foot3, slug/foot3, Kilogramm/Meter3
    1 lb/ft3 = 16,018 kg/m3
    1 slug/ft3 = 515,379 kg/m3
    1 kg/l = 62,43 lb/ft3
    1 kg/m3 = 0,0624 lb/ft3
Energie, Arbeit und Wärmemenge Q oder W British Thermal Unit (Btu), Kalorie, Joule, Kilojoule, Elektronenvolt, Erg, foot lbf, foot poundal, Kilokalorie, Kilowattstunde, Wattstunde   
    1 J (Joule) = 0,1020 kpm = 2,778×10-7 kWh = 2,389×10-4 kcal = 0,7376 ft lbf = 1 (kg m2)/s2 = 1 watt second = W·s = 1 N·m = 1 ft lb = 9,478×10-4 Btu
    1 kpm = 9,80665 J =  2,724×10-6 kWh = 2,342×10-3 kcal = 7,233 ft lbf = 9,295×10-3 Btu
    1 kWh = 3,6×106 J = 3,671×105 kpm = 859,9 kcal = 2,656×106 ft lbf =  3412×10-3 Btu
    1 kJ = 1 kNm = 1kWs = 103 J = 0,947813 Btu = 0,23884 kcal
    1 Btu (British thermal unit) = 1055,06 J = 107,6 kpm = 2,931×10-4 kWh = 0,252 kcal = 778,16 ft lbf = 1,055×1010 ergs = 252 cal = 0,293 watt hour
    1 cal = 4,186 J
    1 kcal  = 4186,8 J = 426,9 kp m = 1,163×10-3 kWh = 3,088 ft lbf = 3,9683 Btu  = 1000 cal
    1 ft lbf (foot pound force) = 1,3558 J = 0,1383 kp m = 3,766×10-7 kWh = 3,238×10-4 kcal = 1,285×10-3 Btu
    1 hp h (horse power hour) = 2,6846×106 J = 0,7457 kWh
    1 erg = 1 (g cm2)/s2 = 10-7 J
    1 eV = 1,602×10-19 J
    1 Q = 1018 Btu = 1,055×1021 J
    1 Quad = 1015 Btu
    1 kg m = 7,233 ft lb = 0,00929 Btu = 9,806 Joule
Energie pro Masseneinheit   1 kJ/kg = 0,4299 Btu/ lbm = 0,23884 kcal/kg
Kraft F dyn, Kilogramm force (kgf), kilopound force, kip, lbf (pound force), ounce force (avoirdupois), poundal, Newton
    1 N (Newton) = 0,1020 kp = 0,2248 lbf = 7,232 pdl = 1 (kg m)/s2
    1 lbf (Pound force) = 4,44822 N = 0,4536 kp = 32,17 pdl = 4,448×105 dyn
    1 dyn = 1 (g cm)/s2
    1 kp (Kilopond) wiegt 1 kg
    1 kp (Kilopond)  = 9,80665 N = 2,205 lbf = 70,93 pdl
    1 pdl (Poundal) = 0,13826 N = 0,01409 kp = 0,03108 lbf
Wärme-Flussrate q  
    1 Btu/sec = 1055,1 W
    1 kW (kJ/s) = 102,0 kpm/s = 859,9 kcal/h = 3413 Btu/h = 1,360 hk = 1,341 hp = 738 ft lb/s = 1000 J/s = 3,6×106 J/h 
    1 kpm/s = 9,8067×10-3 kW =  8,432 kcal/h = 32,47 Btu/h = 0,01333 hk = 0,01316 hp = 7,237 ft lb/s
    1 kcal/h = 1,163×10-3 kW = 0,1186 kpm/s =   3,969 Btu/h = 1,582×10-3 hk = 1,560×10-3 hp = 0,8583 ft lb/s
    1 Btu/h = 2,931×10-4 kW = 0,0299 kpm/s = 0,252 kcal/h = 3,986×10-4 hk = 3,939×10-4 hp = 0,2163 ft lb/s
    1 kcal/h = 1,16×10-3 kW
    1 hk (metrisch horse power)  = 0,735499 kW = 75,00 kpm/s = 632,5 kcal/h =  2510 Btu/h = 0,9863 hp = 542,8 ft lb/s
    1 hp  = 0,74570 kW = 76,04 kpm/s = 641,2 kcal/h =   2545 Btu/h = 1,014 hk = 550,3 ft lb/s
    1 ft lb/s = 1,35501 kW = 0,1382 kpm/s = 1,165 kcal/h = 4,625 Btu/h = 1,843×10-3 hk = 1,817×10-3 hp
Wärmefluss q'' 1 Btu/ft2 = 2,713 kcal/m2 = 2,043×104 J/m2K
    1 Btu/ ft2 h = 3,1525 W/m2
    1 Btu/ft2 °F = 4,k88 kcal/m2K = 2.043×104 J/m2K
    1 kcal/m2 = 0,369 Btu/ft2
    1 kcal/m2K = 0,205 Btu/ft2°F
Wärmeerzeugung pro Volumeneinheit q'''G 1 Btu/ft3 = 8,9 kcal/m3 = 3,73×104 J/m3
    1 Btu/ft3 h = 10,343 W/m3
    1 kcal/m3 = 0,112 Btu/ft3
Wärmeerzeugung pro Masseeinheit   1 Btu/lb = 0,556 kcal/kg = 2326 J/kg
    1 kcal/kg = 1,800 Btu/lb
Wärmeübertragungskoeffizient hc 1 Btu/ft2 h °F  = 5,678 W/m2 K = 4,882 kcal/h m2 °C
    1 W/m2K = 0,85984 kcal/h m2 °C = 0,1761 Btu/ ft2 h °F
    1 kcal/h m2 °C = 1,163  W/m2K =  0,205 Btu/ ft2 h °F
Länge L oder d feet, Meters, Zentimeter, Kilometer, Meilen, furlongs, yards, Mikrometer, inches, Angström, cubit, fathom, foot, hand, league, Lichtjahr, micron, mil, nautische Meile, rod   
    1 m (meter) = 3,2808 ft = 39,37 in = 1,0936 yd = 6,214×10-4 mile
    1 km = 0,621 mile
    1 in (inch) = 25,4 mm = 2.54 cm = 0,0254 m = 0,08333 ft = 0,02778 yd = 1,578×10-5 mile
    1 ft (foot) = 0,3048 m = 12 in = 0,3333 yd = 1,894×10-4 mile
    1 mil = 0.001 inch = 2.54×10-5 m = 2.54×10-2 mm
    1 mm = 10-3 m
    1 cm = 10-2 m = 0,394 in = 0,0328 ft
    1 mm = 0,03937 in
    1 Å (Ångstrøm) = 10-10 m
    1 mile = 1,6093 km = 1609,3 m = 63346 in = 5280 ft = 1760 yd
    1 yd (yard) = 0,9144 m = 36 in = 3 ft = 5,682×10-4 mile
Masse, Gewicht m pounds, Kilogramm, Gramm, ounces, grains, tons (long), tons (short), Tonne (metrisch), Karat, grain, ounce mass, pound mass (lbm), slug, tonne
    1 kg = 1000 g = 2,2046 lb = 6,8521×10-2 slug
    1 lb = 0,4536 kg = 453,6 g = 7000 grains = 0,03108 slug
    1 slug = 14,594 kg  = 32,174 lbm
    1 grain = 0,000143 lb = 0,0648 g
    1 g = 15,43 grains = 0,0353 oz = 0,002205 lb
    1 tonne = 103 kg = 106 g = 109 mg = 0,984 tons
    1 oz = 28,35 g
Massen-Flussrate m' 1 lb/h = 1,26×10-4 kg/s
    1 lb/s = 0,4536 kg/s
    1 lb/min = 7,56×10-3 kg/s = 27,216 kg/s
    1 kg/s = 3600 kg/h = 132,28 lb/min
    1 kg/h = 2,778×10-4 kg/s = 3,67×10-2 lb/min
Leistung P Pferdestärke, Kilowatt, Watt, btu/second, calorie/second, foot lbf/second, Kilokalorie/Sekunde 
    1 W = 1 kg m2/s3 = 1 Nm/s = 1 J/s
    1 kW = 1000 W = 3412 Btu/h
    1 hp (English horse power) = 745,7 W = 550 ft lb/s = 2545 Btu/h = 33,000 ft lb/m = 1,0139 metriche horse power
    1 metric horse power = 736 W = 75 kg m/s = 0,986 English horse power
    1 ft lb/s = 1,3558 W
    1 Btu/s = 1055,1 W
    1 Btu/h = 0,293 W
Leistung pro Fläche   1 W/m2 = 0,3170 Btu/(h ft2) = 0,85984 kcal/(h m2)
Druck p Atmosphäre, Zentimeter Quecksilbersäule, foot of water, bar, barye, Zentimeter Wassersäule, dyn/Zentimeter2, inch of Hg, inch of H2O, kgf/Zentimeter2, kgf/Meter2, lbf/foot2, lbf/inch2 (psi), Millibar, Millimeter Quecksilbersäule, pascal, torr, Newton/Meter2    
    1 N/m2 = 1 Pa  = 1,4504×10-4 lb/in2 = 1×10-5 bar = 4,03×10-3 in H2O = 0,336×10-3 ft H2O = 0,1024 mm H2O = 0,295×10-3 in Hg = 7,55×10-3 mm Hg = 0,1024 kg/m2 = 0,993×10-5 atm
    1 Pa = 10-6 N/mm2 = 10-5 bar = 0,1020 kp/m2 = 1,02×10-4 m H2O = 9,869×10-6 atm = 1,45×10-4 psi (lbf/in2)
    1 N/mm2 = 106 Pa = 10 bar = 1,020×105 kp/m2 = 102,0 m H2O = 9,869 atm = 145,0 psi (lbf/in2)
    1 mmHg = 1 torr = 0,01934 lb/in2
    1 atm = 101325 Pa (N/m2) = 1,013×102 kN/m2 =  1,033×104 kp/m2 = 1,033 kp/cm2 = 1,013 bar = 14,696 psi (lb/in2) = 407,1 in H2O at 62°F (16,7°C) = 10,33 m H2O at 62°F (16,7°C) = 30 in Hg at 62°F (16,7°C) = 760 mm Hg at 62°F (16,7°C) = 760 torr
    1 bar =  105 Pa (N/m2) = 0,1 N/mm2 = 10197 kp/m2 = 10,20 m H2O = 0,9869 atm = 14,50 psi (lbf/in2) = 106 dyn/cm2
    1 kp/m2 = 9,81 Pa (N/m2) = 9,807×10-6 N/mm2 = 10-3 m H2O = 1 mm H2O = 0,9681×10-4 atm = 1,422×10-3 psi (lb/in2)  = 0,0394 in H2O = 0,0736 mm Hg
    1 psi (lb/in2) =  6894,8 Pa (N/m2) = 6,895×10-3 N/mm2 = 6,895×10-2 bar = 27,71 in H2O at 62 0F (16,7°C) = 703,1 mm H2O at 62 0F (16,7 0C) = 2,0416 in Hg at 62 0F (16,7°C) = 51,8 mm Hg at 62°F (16,7°C) = 703,6 kg/m2 = 0,06895 atm
    1 lb/ft2 = 47,88 N/m2
    1 dyn/cm2 = 145,04×10-7 lbf/in2
    1 in Hg = 3376,8 N/m2= 0,49 lb/in2 = 12.8 in H2O - Merke in = inch = Zoll
    1 in H2O  = 248,8 N/m2= 0,0361 lb/in2 = 25,4 kg/m2 = 0,0739 in Hg
    1 m H2O = 9806,7 Pa = 9,807×10-3 N/mm2  = 0,0987 bar = 1000 kp/m2 =  0,09678 atm = 1,422 psi (lbf/in2)
    1 mm H2O = 9,81 Pa (N/m2) = 1 kg/m2 = 0,0736 mm Hg = 0,9677×10-4 atm
    1 mm Quecksilber = 0,0193 lb/in2 = 133 N/m2 = 12.8 mm H2O
Rotation   Umdrehungen
    1 r/min = 0,01667 r/s = 0,105 rad/s
    1 r/s = 60 r/min = 6,28 rad/s
    1 rad/s = 9,55 r/min = 0,159 r/s
Spezifische Energie Q/m  
    1 Btu/lbm = 2326,1 J/kg = 0,55556 kcal/kg
    1 J/kg = 0,43 Btu/lbm =  2,39×10-4 kcal/kg
    1 kcal/kg = 1,80 Btu/lbm = 4187 J/kg
Spezifische Wärmeleistung c 1 J/(kg K) = 2,389×10-4 kcal/(kg °C) = 2,389×10-4 Btu/(lbm °F)
    1 Btu/(lbm °F) = 4186,8 J/ (kg K) = 1 kcal/(kg °C)
    1 kcal/(kg °C) = 4186,8 J/ (kg K)  = 1 Btu/(lbm °F)
Temperatur T °Celsius, °Rankine, Kelvin, °Centigrade, °Fahrenheit, 
    1°C = 1,8 °F
    1°F = 0,555 °C
    0° Celsius gehört zu 32° Fahrenheit, 273,15 Kelvin und 491,69° Rankine
    °R = (9/5) × K
    °F = °C × (9/5) + 32
    °F = [K - 273,15] × (9/5) + 32
    °C = 5/9 × [°F - 32]
Wärmeleitfähigkeit k 1 W/(m K) = 0,85984 kcal/(h m °C) = 0,5779 Btu/(ft h °F)
    1 Btu/(ft h °F) = 1,731 W/(m K) = 1,488 kcal/(h m °C)
    1 kcal/(h m °C) = 1,163 W/(m K) =  0,6720 Btu/(ft h °F)
Thermisches Diffusionsvermögen a  1 ft2/s = 0,0929 m2/s
    1 ft2/h = 2.581×10-5 m2/s
Thermischer Widerstand Rt  1 (h °F)/Btu = 1,8958 K/W
Zeit t Jahr, Monat, Tag, Stunde, Minute, Sekunde, Millisekunde
    1 h = 3600 s = 60 min
    1 ms = 10-3 s
    1 ms = 10-6 s
    1 ns = 10-9 s
Geschwindigkeit v foot/second, inch/second, Meter/Sekunde, Kilometer/Stunde, knot, Meilen/Stunde 
    1 ft/s = 0,3048 m/s
    1 ft/min = 5,08×10-3 m/s = 0,0183 km/h = 0,0114 mph - Merke: mph = Miles pro Stunde
    1 mph = 0,44703 m/s = 1,609 km/h = 88 ft/min
    1 m/s = 3,6 km/h = 196,85 ft/min = 2,237 mph
    1 km/h = 0,2778 m/s = 54,68 ft/min = 0,6214 mph
Dynamische Viskosität µ
    1 lb/(ft s) = 1,4879 Pa s = 14,88 P = 1488 cP = 0,1517 kp s/m2
    1 cP (Centipoise) = 10-3 Pa s = 0,01 P = 1,020×10-4 kp s/m2 = 6,721×10-4 lb/(ft s) = 0,00100 (N s)/m2
    1 kg/(m s ) = 1 (N s)/m2 = 0,6720 lbm/(ft s) = 10 Poise
    1 P (Poise) = 0,1 Pa s = 100 cP = 1,020×10-2 kp s/m2 = 6,721×10-2 lb/(ft s) = 0,1 kg/ms
    1 Pa s (N s/m2) = 10 P (Poise) = 103 cP  = 0,1020 kp s/m2 = 0,6721 lb/(ft s)
    1 kp s/m2 = 9,80665 Pa s = 98,07 P = 9807 cP = 6,591 lb/(ft s)
Kinematische Viskosität    
    1 ft2/s = 0,0929 m2/s
    1 ft2/ h = 2.581×10-5m2/s
    1 St (Stokes) = 1×10-4 m2/s = 100 cSt = 1,076×10-3 ft2/s
    1 m2/s = 104 St = 106 cSt = 10,764 ft2/s  
    1 cSt (Centistokes) = 10-6 m2/s = 0,01 St = 1,076×10-5 ft2/s 
Volumen, Rauminhalt V barrel, gallon, Kubikzentimeter (cm3), cubic feet (foot3), cubic inch (inch3), Kubikmeter (meter3), cubic yard (yard3), quarts, liters, acre foot, board foot, bushel, cord, cup, dram, fluid ounce, peck, pint, quart.
 1 tablespoon = 3 teaspoons = 1/2 fluid ounce = 15 mL und 1 teaspoon = 1/3 tablespoon = 5 mL und 1 teaspoon = 1/3 tablespoon = 5 mL.
    1 ft3 = 0,02832 m3= 28,32 dm3 = 0,03704 yd3 = 6,229 Imp. gal (UK) = 7,481 gal (US)
    1 in3 = 1,6387×10-5 m3 = 1,639×10-2 dm3 (Liter) = 16,39 cm3 = 16390 mm3
    1 gal (U.S.) = 3,785×10-3 m3 = 3,785 dm3 (Liter) = 0,13368 ft3 = 4,951×10-3 yd3 = 0,8327 Imp. gal (UK)
    1 Imp. gal (UK) = 4,546×10-3 m3 = 4,546 dm3 = 0,1605 ft3 = 5,946×10-3 yd3 = 1,201 gal (US)
    1 dm3(Liter) = 10-3 m3 = 0,03532 ft3 = 1,308×10-3 yd3 = 0,220 Imp gal (UK) = 0,2642 gal (US)
    1 yd3 = 0,7646 m3 = 764,6 dm3 = 27 ft3 = 168,2 Imp. gal (UK) = 202,0 gal (US)
    1 pint = 0,568 dm3(Liter)
    1 km3 = 109 m3 = 1012 dm3(Liter) = 1015 cm3 = 1018 mm3
    1 cm3 = 0,061 in3
    1 m3 = 103 dm3(Liter) = 35,31 ft3 = 1,308 yd3 = 220,0 Imp. gal (UK) = 264,2 gal (US)
Volumenfluss    
    1 kg/s (water) = 13,20 Imp. gal (UK)/min
    1 m3/s = 3600 m3/h = 1000 dm3(litre)/s = 35,32 ft3/s = 2118,9 ft3/min = 13200 Imp.gal (UK)/min = 15852 gal (US)/min
    1 m3/h = 2,7778×10-4 m3/s = 0,2778 dm3(Liter)/s = 9,810×10-3 ft3/s = 0,5886 ft3/min = 3,667 Imp.gal (UK)/min = 4,403 gal (US)/min
    1 m3/h = 103 dm3(Liter)/h = 16,67 dm3(Liter)/min = 0,27878 dm3(Liter)/s
    1 ft3/min = 1,7 m3/h = 0,47 l/s
    1 dm3(Liter)/s = 10-3 m3/s = 3,6 m3/h = 0,03532 ft3/s = 2,1189 ft3/min = 13,200 Imp.gal (UK)/min = 15,852 gal (US)/min = 792 Imp. gal (UK)/h
    1 dm3(Liter)/s = 60 Liter/min = 3600 Liter/h
    1 ft3/s = 0,0283168 m3/s = 101,9 m3/h  = 28,32 dm3(Liter)/s =  60 ft3/min = 373,7 Imp.gal (UK)/min = 448,9 gal (US)/min
    1 Imp.gal (UK)/min = 7,57682×10-5 m3/s = 0,0273 m3/h = 0,0758 dm3(Liter)/s = 2,675×10-3 ft3/s = 0,1605 ft3/min = 1,201 gal (US)/min
    1 gal (US)/min = 6,30888×10-5 m3/s = 0,0227 m3/h = 0,0631 dm3(Liter)/s = 2,228×10-3 ft3/s = 0,1337 ft3/min = 0,8327 Imp.gal (UK)/min

Die Fallbeschleunigung auf Meereshöhe ist am Äquator etwa g = 9,780 m/s2, am 45. Breitengrad g = 9,80665 m/s2 und an den
Polen etwa g = 9,832 m/s2. Je h = 1 Meter Höhe nimmt g um etwa 3·10-6 m/s2 ab, solange h klein gegen den Erdradius ist.

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