常用计量单位换算系数表.doc

常用单位换算系数表表1 长度单位换算系数表mn mileinftydmilefaUK n mile1米*m15.3995710-439.37013.280841.093616.2137110-40.5468075.3961210-41海里*n mile1.85210317.291341046076.122.025371031.150781.012691030.9993611英寸in0.02541.3714910-510.08333330.02777781.5782810-51.3888910-21.3706110-51英尺ft0.30481.6457910-41210.3333331.8939410-40.1666671.6447410-41码yd0.91444.9373710-436315.6818210-40.54.9342110-41英里mile1.60934410-40.868 9766.3361045.281031.7610318.81020.8684211英寻fa1.82889.8747310-472621.1363610-319.8684210-41英海里UK n mile1.853181031.000647.2961046.081032.026671031.151521.013331031注:凡单位名称带“*”者，为我国法定计量单位，其余为非法定计量单位。按规定，非法定计量单位应予废除。下同。表2 面积单位换算系数表m2hm2km2in2ft2yd2亩acremike2aha1平方米*m1110-4110-61.55010-31.0763910-31.195990.1510-22.4710510-43.8610210-4110-2110-21公里顷*hm2110-41110-21.5501071.076391051.19599104152.471053.8610210-3110211平方公里*km21106110211.5501091.076391071.195991051.51032.471051023.8610210-1110411021平方英寸in26.451610-46.451610-86.451610-1016.9444410-107.7160510-49.6774210-71.5942310-72.4909810-106.451610-66.451610-81平方码yd20.8361278.3612710-58.3612710-71 296911.2541910-32.0661210-43.2283110-78.3612710-38.3612710-51亩6.666671026.6666710-26.6666710-41.033331067.715931037.9732710310.1646662.5740110-46.666676.6666710-21英亩acre4.046861024.0468610-14.0468610-36.2726401064.35001044.8401036.0729011.5625010-340.46860.4066861平方英里mile22.586991062.589991022.589994.014491092.787841073.097601063.88499103640125899.92.589991021公亩a1102110-2110-41.550001051.076391031.195991020.152.4710510-23.8610210-51110-4表3 体积容积单位换算系数表m3L,1in3ft3yd3UK flozUS floz UK gal US gal1立方米*m3111036.102371043.53147101.307953.519511043.38141042.199691022.641721021升*L,1110-316.10237103.5314710-21.3079510-33.51951103.3814102.1996910-12.6417210-11立方英寸in31.63706410-51.638706410-215.7870410-42.1433510-55.7674410-15.5411310-13.6046510-34.32910-31立方英尺ft32.8316810-22.83168101.72810513.703710-29.966111029.5704 1026.228837.480521立方码yd37.6455510-57.645551024.66561042712.690851042.585261041.681781022.019731021英液盎司UK floz2.843110-52.8413110-21.733871.0034010-33.7162910-519.6076010-16.2499910-37.5059210-31英加仑UK gal4.5460910-34.546092.77421021.6054410-15.9460810-31.601021.5372210211.200951美加仑US gal3.7854110-33.785412.311021.3368110-14.9511410-31.332281021.280001028.3267410-11表4 温度单位换算系数表T/Kt/tF/FtR/RtR/R热力学温度*T,K1T/K-273.15(9/5)T/K-459.67(9/5)T/K(4/5)TK-218.52摄氏温度*t,t/+273.151(9/5)t/+32(9/5)t/+491.67(4/5)t/华氏温度tF,F(5/9)tR/R-273.15(5/9)tR/R1tF/F+459.67(4/9)(tF/F-32)兰氏温度tF,R(5/9)tR/R-273.15(5/9)tR/RtF/R-459.671(4/9)tR/R-218.52列氏温度tR,R(5/9)tR/R-273.15(5/9)tR/R(9/4)tR/R+32(9/4)tR/R+491.671注:1.兰氏温度与列氏温度的单位通常都使用符号“R”，列氏温度单位完整写法为“Reaunur”。使用时要注意单位的一致性。 2.T/K,t/表示量除以单位,其结果为用该单位表示该量的数值,这是国家标准所规定的表示方法。表5 各种温度的绝对零度、水冰点、水三相点及沸点温度值表绝对零度水冰点水三相点水沸点热力学温度*,K摄氏温度*,华氏温度,F兰氏温度,R列氏温度,R0-273.15-459.670-218.523273.15032492.6880273.160.0132.0183491.6820.0083736780表6 质量单位换算系数表kgttonUS toncwtsh cwt lboz1千克*kg1110-39.8420710-41.1023110-31.9684110-22.2046210-22.204623.527410-21吨*t110319.8420710-11.102311.96841102.204621052.204621033.52741041英吨ton1.016051031.0160511.122.0102.24102.2401033.5841041美吨US ton9.071851029.0718510-18.9285710-111.78571102.01021033.21041英担cwt5.08023105.0802310-2510-215.610-211.121.121021.7921031美担sh cwt4.5359267104.535923710-24.4642910-2510-28.9285710-1111021.61021磅lb4.535923710-14.535923710-44.4642910-4510-48.9285710-5110-21161盎司oz2.8349510-22.8349510-52.7901810-53.12510-55.5803610-46.2510-46.2510-21表7 力单位换算系数表Ndynlbf ozftftonfUS tonfkgf1牛顿N11052.2480910-13.5961.0297210-31.0036110-41.1240510-41.0197210-11达因dyn10-512.2480910-13.5969410-51.0197210-81.0036110-91.1240510-91.0197210-61磅力lbf 4.448224.448221051164.539210-44.4642910-4510-44.5359210-11盎司力ozf0.2780142.780141046.2510-212.8349510-52.7901810-53.21510-52.8349510-21吨力tf9.806651039.806651082.204621033.5273910419.8420710-11.1023111031英吨力 tonf9.964021039.964021082.2401033.58401041.0160511.121.016051031美吨力US tonf8.896441038.896441082.0001033.21049.07184710-18.9285710-119.071881021千克力kgf9.806659.806651052.204623.52740104110-39.8420710-41.1023110-31表8 力矩单位换算系数表Nmkgfmdyncmlbfftlbfintonfft1牛顿米*Nm11.010197210-111077.3756210-18.850753.2926910-41千克力米kgfm9.8066519.806651077.233018.67962103.2290210-31达因厘米dyncm110-71.0197210-817.3756210-88.8507510-73.2936910-111磅力英尺lbfft1.355821.3825510-11.355821071124.4642910-41磅力英寸lbfft0.1129851.1521210-21.129851068.3333310-213.7202410-51英吨力英尺tonfft3.037031033.096911023.0370310102.2401032.68801041表9 压力单位换算系数表Pa(N/m2)baratmlbf/in2lbf/ft2mH2ommHg1帕斯卡Pa(N/m)219.8692310-69.8692310-61.4503810-42.0885410-21.0197810-47.5006210-31巴bar110510.9869231.45038102.088541031.01978107.500621021标准大气压atm1.0132501051.0132511.46959102.116211031.03329107.61021千克力每平方厘kgf/cm29.806651049.8066510-19.6784110-11.42233102.048161031.0107.355591021磅力每平方英寸lbf/in26.894761036.8947610-26.8046010-211447.0311410-15.17150101磅方每平方英寸lbf/in24.78803104.7880310-44.7254210-46.9444410-314.0827410-33.5913110-11磅力每平方英尺1bf/ft29.806651039.8066510-29.6784110-21.422342.0481610217.35560101米水柱mH2o1.333221021.3332210-31.3157910-31.9336810-22.784501.3595910-21CWSnet表10 功、能量、热单位换算系数表 JkWhkgfmlatmftlbf马力小时HPhcalcalthcal15Btu1焦耳*J12.7777810-71.0197210-19.8692310-37.3756210-13.7767210-73.7250610-72.3884610-12.3900610-12.3892010-19.4781710-41千瓦特小时*kWh3.6106 13.670981053.552221042.665221061.359621.341028.596451058.604211058.601121053.412141031千克力米kgfm9.806652.7240710-619.6784110-270233013.7037010-63.6530410-62.342282.343852.343009.2949110-31升标准大气压Latm1.013251022.8145810-51.033231017.47335103.8267610-53.7744210-52.420111052.42173102.42086109.6037610-21英尺磅力ftlbf1.355823.7661610-71.38255101.3380910-215.1205510-75.0505110-73.2383210-13.2404810-13.2393210-11.2850710-31马力小时2.647801067.3550010-12.71052.613171041.9529210610.98632110-26.324161056.328401056.326121052.509631031英马力小时Hph2.684521067.4570010-12.737451052.649411041.981061.0138716.411861056.416161056.413861052.544431031卡cal4.18681.16310-64.2693610-14.1320510-23.088031.5812410-61.5596110-611.000671.000313.9683210-3 1热化学卡calth4.1841.1622210-64.2662910-24.1292910-23.085961.5801810-61.5585710-69.9933110-119.9964210-13.9656710-3 115卡cal154.18551.1626410-64.2680410-14.1307710-23.087071.5807510-61.5591210-69.9969010-11.0003613.9670910-31英热单位 Btu1.055061062.9307110-41.075871021.04126107.781691023.9846710-43.9301510-42.519961052.521641022.520741021表11 功率单位换算系数表kWkgf m/s马力ftlbf/sHpcal/skcal/hBtu/h1千瓦特*kW11.019721021.359627.375621021.341022.388461028.5984510-23.412141031千克力米每秒kgfm/s9.8066510-311.3333310-27.233011.3150910-22.342288.4322033.46171马力(米制马力)7.3549910-1751542.4769.8632010-11.756711026.324151022.509531031英尺磅力每秒ftlbf/s1.3558210-31.3825510-11.8434010-311.8181810-33.2383210-11.165794.626241英制马力Hp7.4570010-176.04021.0138755011.781071026.411861022.544431021卡每秒cal/s4.186810-34.2693510-15.6924610-33.088035.6145910-313.614.28601千卡每每时kcal/h1.16310-31.1859310-11.5812410-38.5778510-11.5596110-32.7777810-113.968321英热单位每小时Btu/h2.9307110-42.9884910-23.9846610-42.1615810-13.9301510-46.9998810-22.5199610-11表12 密度单位换算系数表kg/m3kg/Lt/m3lb/in3lb/ft3UKton/yd3lb/UKgallb/USgal1千克每立方米*kg/m31110-3110-33.6127310-56.2428010-27.5248010-41.0022410-28.3454010-31千克每升*kg/L1103113.6127310-26.24280107.5248010-11.00224108.345401吨每立方米*t/m31103113.6127310-26.24280107.5248010-11.00224108.345401磅每立方英寸lb/ft32.767991042.76799102.767991011.72810320.82862.774201022.311021磅每立方尺lb/ft316.01851.6018510-21.6018510-25.7870410-411.2053610-21.6054410-11.3368110-11英吨每立方码UK ton/yd31.328941031.328941.328944.8011010-28.2963010113.319211.09051磅每英加仑lb/UK gal9.97763109.9776310-29.9776310-33.6046510-36.228837.5079710-218.3267410-11磅每美加仑lb/US gal1.198201021.1982610-11.1982610-14.3290010-37.480529.0167010-21.200951表13质量流量单位换算系数表kg/st/ht/minkg/hton/hUSton/h1千克每秒kg/s13.60.0