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1、常见单位转换关系式(总11页)-CAL-FENGHAI.-(YICAI)-Company Onel-CAL-本页仅作为文档封面，使用请直接删除常见单位转换关系式发布:2008-12-14 10:51 |作者:llljq |来源:管道与设备技术网url=Acceleration/urlfoot/second2, meter/second2, gal, galileo, inch/second21 m/s2 = ft/s2 = 100 cm/s2 = inch per second squared (inch/s2)1 ft/s2 = m/s2 = cm/s21 g = m/s2 = ft/s2u
2、rl=Area/urlacre, are, barn, ., ., foot2, hectare, inch2, mile2, section, meter2, township, yard2, hectares1 m2 = 1550 in2 = ft2 = yd2 = mile21 ft2 = m2 = 144 in2 = 0,1111 yd2 = mile21 in2 = cm2 = m2 = ft2 = yd2 = mile21 yd2 = m2 = 1,296 in2 = 9 ft2 = mile21 mile2 = m2 = in2 = ft2 = yd2=640 Acres1 ac
3、re = 1/640 mile2 = ha (Hectares) = 4, m2 =43,560 . = 4840 .1 km2 = 102 ha2 = 106 m2 = 1010 cm2 = 1012 mm21 ha (Hectare) = 104 m2 = 108 cm2 = 1010 mm2 = Acres1 cm2 = 10-4 m2 = in21 mm2 =1 township = 107 m21 section = 106 m2url=Density/urlkg/cubic meter, gram/centimeter3, lmb/cubic inch, lbm/cubic foo
4、t, slug/cubic foot, kilogram/cubic meter, lbm/gallon (US liq)Density Water 1,000 kg/m3 = Lbs./ = Lbs./Gal. = ./Gal.1 lb/ft3 = kg/m3 = g/cm3 = oz/in3 = oz/gal (Imperial) = oz/gal .) = lb/in3 =27 lb/yd3 = lb/gal (Imperial) = lb/gal = ton/yd31 slug/ft3 = kg/m31 kg/l = lb/ft31 kg/m3 = g/cm3 = oz/in3 = o
5、z/gal (Imperial) = oz/gal .) = lb/ft3 = lb/in3 = lb/yd3 = lb/gal (Imperial) = lb/gal = ton/yd3url=Energy/urlBritish Thermal Unit (Btu), calorie, joule, kilojoule, electron volt, erg, foot lbf, foot poundal, kilocalorie, kilowatt hour, watt hour,1 J (Joule) = 0,1020 kpm = kWh = kcal = ft lbf = 1 (kg
6、m2)/s2 = 1 watt second=1 Nm = 1 ft lb = Btu1 kpm = J = kWh = kcal =ftlbf =Btu1 kWh = J = kpm = kcal =ftlbf =Btu1 kJ = 1 kNm = 1kWs = 103J = Btu= ftlbf=kcal1 Btu (British thermal unit)=1, J =kpm =kWh= kcal = ft lbf = ergs = 252cal = watt hour1 cal = J1 kcal = 4186,8 J = 426,9 kp m = kWh = ft lbf = Bt
7、u = 1,000 cal1 ft lbf (foot pound force) = J = kp m = kWh = kcal = Btu1 hp h (horse power hour) = J = kWh1 erg = 1 (g cm2)/s2 = 10-7 J1 eV = J1 Q = 1018 Btu = J1 Quad = 1015 Btu1 kg m = ft lb = Btu = Jouleurl=Energy per unit mass/url1 kJ/kg = 1 J/g = Btu/ lbm = kcal/kgurl=Flow/url - see Volume flowu
8、rl=Force/urldyne, kilogram force (kgf), kilopound force, kip, lbf (pound force), ounce force (avoirdupois), poundal, newton1 N (Newton) = kp = pdl = lbf = lbf = 1 (kg m)/s2 = 105 dyn = 1/ kgf1 lbf (Pound force) = N = kp = pdl = dyn1 dyn = 1 (g cm)/s21 kg has a weight of 1 kp1 kp (Kilopond) = N = Ibf
9、 = pdl1 pdl (Poundal) = N = kp = lbfurl=Heat flow rate/url1 Btu/sec = 1, W1 kW (kJ/s) = kpm/s = kcal/h = 3,413 Btu/h = hk = hp = 738 ft lb/s = 1,000 J/s = J/h1 kpm/s = kW = kcal/h = Btu/h=hk =hp=ftlb/s1 kcal/h = kW = kpm/s = Btu/h=hk =hp=ftlb/s1 Btu/h = kW = kpm/s = kcal/h=hk =hp=ftlb/s1 kcal/h = kW
10、1 hk (metric horse power) = kW = kpm/s = kcal/h = 2,510 Btu/h = hp = ft lb/s1 hp = kW = kpm/s = kcal/h = 2,545 Btu/h = hk = ft lb/s1 ft lb/s = kW = kpm/s = kcal/h = Btu/h = hk = hpurl=Heat flux/url1 Btu/ft2 = kcal/m2 = J/m2K1 Btu/ ft2 h = W/m21 Btu/ft2 oF = kcal/m2K = J/m2K1 kcal/m2 = Btu/ft21 kcal/
11、m2K = Btu/ft2oFurl=Heat generation per unit volume/url1 Btu/ft3 = kcal/m3 = J/m31 Btu/ft3 h = W/m31 kcal/m3 = Btu/ft3url=Heat generation per unit mass/url1 Btu/lb = kcal/kg = 2,326 J/kg1 kcal/kg = Btu/lburl=Heat transfer coefficient/url1 Btu/ft2 h oF = W/m2 K = kcal/h m2 oC1 W/m2K = kcal/h m2 oC = B
12、tu/ ft2 h oF1 kcal/h m2 oC = W/m2K = Btu/ ft2 h oFurl=Hydraulic Gradients/url1 ftH2O/100 ft = psi/100 ft = kPa/100 m = 1000 mmH2O/100 m1 psi/100 ft = ftH2O/100 ft = 2288 mmH2O/100 ft = kPa/100 murl=Length/urlfeet, meters, centimeters, kilometers, miles, furlongs, yards, micrometers, inches,angstrom,
13、 cubit, fathom, foot, hand, league, light year, micron, mil, nautical mile, rod,1 m (meter) = ft = in = yd = mile1 km = mile = 3281 ft = 1094 yds1 in (inch) = mm = cm = m = ft =yd =mile1 ft (foot) = m = 12 in = yd = mile=cm =mm1 mm = 10-3 m1 cm = 10-2 m = in = ft1 mm = in1 A. (A.ngstrA，m) = 10-10 m1
14、 mile = km = 1, m = 63,346 in = 5,280 ft = 1,760 yd1 mil (Norway and Sweden) = 10 kilometres1 nm (nautical mile) = 1,852 metres = mile = feet1 yd (yard) = m = 36 in = 3 ft = mile1 Furlong = 660 feet = 40 rods = 1/8 mile1 rod = yards1 land league = 3 miles1 Fathom = 6 feet = metersurl=Mass/url, weigh
15、tpounds, kilograms, grams, ounces, grains, tons (long), tons (short), tons (metric), carat, grain, ounce mass, pound mass (lbm), slug, tonne1 kg = 1,000 g = lb = slug1 lb = 16 oz = kg = g = 7000 grains = slug1 slug = kg = lbm1 grain = lb = g1 g = grains = oz = lb1 tonne = 103 kg = 106 g = 109 mg = tons1 qt = liters1 Ton = 2000 Lbs. = 907 kg1 long ton = 2240 pounds1 oz (ounce) = g = grains1 troy pound = 12 troy ounces1 scruple = 20 grains1 dram = 3 scruples1 apo
