Átszámítási együtthatók


1. Hossz

m in ft yd
1 méter (m) 1 39,37 3,281 10,936
1 inch (in) 0,0254 1 0,083 0,027
1 láb (foot - ft) 0,3048 12 1 0,333
1 yard (yd) 0,9144 36 3 1


km yd mi int
1 kilométer (km) 1 1,093,6 0,62137 0,53996
1 yard (yd) 9,144ˇ10-4 1 5,6818ˇ10-4 4,9373ˇ10-4
1 mérföld (mile - mi) 16,093 1760 1 0,86896
1 tengeri mérföld (int) 18,519 2025,4 11,508 1


2. Terület

m2 in2 ft2 yd2 acre mi2
1 négyzetméter (m2) 1 1500 109,639 119,599 2,471ˇ10-4 3,861ˇ10-7
1 square inch (in2, sq in) 6,451ˇ10-4 1 6,944ˇ10-3 7,716ˇ10-4 0,159ˇ10-6 -
1 square foot (ft2, sq ft) 0,092903 144 1 0,11111 229,568 -
1 square yard (yd2, sq yd) 0,83613 1296 9 1 2,066ˇ10-4 3,228ˇ10-7
1 acre 4096,86 6,272ˇ106 43560 48480 1 1,562ˇ10-3
1 square mile (mi2, sq mi) 2,589ˇ106 - - 3,097ˇ106 640 1


3. Térfogat

m3 cu ft UK gal US gal US bbl
1 köbméter (m3) 1 353,147 219,969 264,172 628,980
1 cubic (cu ft) 28,3168ˇ10-3 1 622,884 74,052 0,178107
1 imperial gallon (UK gal) 4,54609ˇ10-3 0,160544 1 120,095 0,0285939
1 US gallon (US gal) 3,78541ˇ10-3 0,133681 832675 1 0,0238095
1 US pet barrel (US bbl) (hordó) 0,158987 0,61461 349,724 42 1

1 MFC = 1000 cu ft = 28,3168 m3
1 cubic yard (yd3, cu yd) = 0,764553 m3
1 cubic inch (in3, cu in) = 0,016387 l


4. Tömeg

kg lb UK ton US ton
1 kilogramm (kg) 1 220,462 9,84207ˇ10-4 1,10231ˇ10-3
1 font (pound) (lb) 0,453592 1 4,4629ˇ10-4 0,0005
1 UK tonna (long ton) (ton) 1016,05 2240 1 1,12
1 US tonna (short ton) (sh ton) 907,15 2000 0,892857 1


g lb oz gr
1 gramm (g) 1 2,20462ˇ10-3 0,0352740 154,324
1 font (pound) (lb) 453,592 1 16 7000
1 unica (ounce) (oz) 282,495 0,0625 1 437,5
1 grain (gr) 0,0647989 1,42857ˇ10-4 2,28571ˇ10-3 1

1 UK houndredweight (cwt) = 112 font (lb) = 50,80235 kg
1 US houndredweight (sh cwt) = 110 font (lb) = 45,3592 kg


5. Sűrűség

kg/m3 lb/ft3 lb/UK gal lb/US gal
1 kilogramm per köbméter(kg/m3) 1 0,0624280 10,0224ˇ10-3 8,34540ˇ10-3
1 font per cubic fott (lb/ft3) 160,185 1 0,160544 0,133681
1 font per UK gallon (lb/UK gal) 997,764 622,884 1 0,832675
1 font per US gallon (lb/US gal) 119,826 748,052 120,095 1

Koncentráció:
1 g/l = 0,160359 oz/UK gal


6. Erő

N kgf lbf tonf
1 Newton (N) 1 0,101972 0,224809 1,00361ˇ10-4
1 kilogramm-erő kilogram-force(kgf) 980,665 1 220,462 9,84207ˇ10-4
1 font-erő pounde-force(lbf) 444,822 0,453592 1 4,46429ˇ10-4
1 UK tonna-erő UK ton-force (tonf) 9964,02 1016,05 2240 1


7. Nyomás

mbar in Hg in H2O psi
1 millibar (mbar) 1 0,0295300 0,401463 0,0145038
1 inch of mercury (inHg) 338,639 1 135,951 0,401463
1 inch of water (in H2O) 249,089 0,0735559 1 0,0361273
1 pound per square inch (psi) 689,476 203,602 276,799 1


8. Hőmérséklet

°C °K °F °R
t Celsius fok (t°C) t t+273,15 t*1,8+32 (t+273,15)*1,8
t Kelvin fok (t°K) t-273,15 t t*1,8-459,67 t*1,8
t Fahrenheit fok (t°F) (t-32)*0,5555 (t+459,67)*0,5555 t t+459,67
t Rankine fok (t°R) t*0,5555-273,15 t*0,5555 t-459,67 t


9. Energia

MJ kWh Mcal BTU therm thermie
1 British Thermal Unit (BTU) 1,05506ˇ10-3 2,93071ˇ10-4 2,51996ˇ10-4 1 5-Oct 2,52074ˇ10-4
1 therm (Th) 105,506 293,071 251,996 105 1 252,074
1 thermie (th) 41,855 116,264 0,99969 3,96709ˇ103 2,96709ˇ10-2 1


BTU therm thermie
1 kilovattóra (kWh) 3,41217ˇ103 3,41217ˇ10-2 8,60112ˇ10-1
1 megajoule (MJ) 9,47817ˇ102 9,47817ˇ10-3 2,3892ˇ10-1
1 megakalória (Mcal) 3968,32 3,96832ˇ10-2 100,031







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