Transcription of Unit Conversion Factors Gas Constant: R
1 Gas Constant: R = ft psia/ R ft atm/ R (cm atm)/(K ) (L bar)/(K ) (m Pa)/(K ) (m bar)/(K ) Btu/( R ) cal/(K ) J/(K )Temperature: 0F = R0C= K1K= RPressure: 1atm = psia1atm= kPa1atm = bar1atm=760 mmHg1psi = kPa1bar=100 kPa1 inH2O = psi1 mmHg = psiGas Gravity:Mair= Gravity: 1SG = lb/gal1SG = lb/ft31SG = g/cm31SG= kg/m31SG = kg/LLength: 1in = cm1ft=12 in1ft = cm1ft= m1m = ftArea: 1in2 = cm21ft2 =144 in21ft2 = cm21ft2 = m21acre=43560 ft21m2 = ft2 Unit Conversion Factors 1lb = g1lb = kg1lb7000 gr1kg = lb1ton=2000lb1 longton =2240lb1 lb1 tonne1000kg1lb=16oz1lb=7000grainVolume: 1gal =231 in31gal = L1gal = m31bbl =42 gal1ft3 =1728 in31ft3 = cm31ft3 = gal1ft3 = m31m3 = ft31m3 = gal1m3 = bblDensity: 1 g/cm3 = lb/ft31 lb/ft3 = lb/gal1 lb/ft3 = kg/m31 lb/ft3 = g/cm31 kg/m3 = lb/ft3 Energy.
2 1 Btu = cal1 Btu= J1 Btu = ft-lbf1cal= J1cal = Btu1J = BtuForce: 1lbf= N1lbf= dynePower: 1Hp =550ft-lbf/sec1W=1J/sec1kW = Hp1kW = Btu/hr1 Btu/hr 1P =1 dyne-sec/cm21P =100 cP1P= = lbf-sec/in21P = lb/ft-sec1cP = lbf-sec/in21cP = lb/ft-secOther:gc= m/(kgf sec )= ft/(lbf sec )Standard60F1atm => Standard => ft3 => ft3 (IUPAC, STP)0C1bar => Nm3 (IUPAC, SATP)25C1bar => Nm3 (NIST, NTP)0C1atm => Nm3 Oil129,670138,350 Conventional Gasoline116,090124, Conventional Diesel128,450137,380 Methanol57,25065,200 Ethanol76,33084,530 Butanol99,837108,458 Renewable Gasoline115,983124,230 Fischer-Tropsch diesel (FTD)123,670130,030 Mass Ratio N2/O2= Ratio N2/O2= PercentMass Heating Values for Common Fuels (Liquid Volume Basis)
3 , Btu/galAtmospheric Air Composition - 13th ed. GPSA Gas Molar Volumes at Standardized Conditions
