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1、常用单位换算系数表表1长度单位换算系数表求单位mnmileinftydmilefaUKn已知单存、mile1米*皿5.399576.213715.396121X10-439.37013.280841.09361X10-40.546807X10-41海里*nmile1.852X10317.29134X1046076.122.02537X1031.150781.01269X1030.9993611英寸in1.371491.578281.388891.370610.0254X10-510.08333330.0277778X10-5X10-2X10-51英尺ft1.645791.893941.6447
2、40.3048X10-41210.333333X10-40.166667X10-41码yd4.937375.681824.934210.9144X10-43631X10-40.5X10-41英里mile1.6093440.8686.336X1045.28X1031.76X10318.8X1020.868421X10-49761英寻fa9.874731.136369.868421.8288X10-47262X10-31X10-41英海里UKn1.85318X1031.000647.296X1046.08X1032.02667X1031.151521.01333X1031mile注:凡单位名称带“
3、*”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求单位已知轟m2hm2km2in2ft2yd2亩acremike2a1平方米*m11.5501.076390.152.471053.861021X10-41X10-6X10-3X10-31.19599X10-2X10-4X10-41X10-21公里顷*hm211.19599153.861021X10-41X10-21.550X1071.07639X105X1042.47105X10-31X1021平方公里1.195993.861021X1061X10211.550X1091.07639
4、X1071.5X1032.47105X1021X104*km2X105X10-11平方英寸in26.45166.45166.451616.944447.716059.677421.594232.490986.4516X10-4X10-8X10-10X10-10X10-4X10-7X10-7X10-10X10-61平方码yd28.361278.361271.254192.066123.228318.361270.836127X10-5X10-7129691X10-3X10-4X10-7X10-31亩6.666676.666676.666671.03333X1067.71593X1037.9732
5、710.1646662.574016.66667X102X10-2X10-4X103X10-41英由acre4.046864.046864.046866.2726404.3500X1044.8406.0729011.5625040.4686X102X10-1X10-3X106X103X10-31平方英里mile22.58699X1062.58999X1022.589994.01449X1092.78784X1073.09760X1063.88499X103640125899.91公亩a1X1021X10-21X10-41.55000X1051.07639X1031.19599X1020.152
6、.47105X10-23.86102X10-51表3体积容积单位换算系数表求単位已知轟m3L,1in3ft3yd3UKflozUSflozUKgalUSgal1立方米*m36.102373.519513.38142.199692.6417211X103X1043.53147X101.30795X104X104X102X1021升*L,16.102373.531471.307952.199692.641721X10-31X10X10-2X10-33.51951X103.3814X10X10-1X10-11.6370641.638706415.787042.143355.767445.541133
7、.604654.329X10-31立方央寸in3X10-5X10-2X10-4X10-5X10-1X10-1X10-32.831682.831681.728X10513.70379.966119.57046.228837.480521立方央尺ft3X10-2X10X10-2X102X1021立方码yd37.645557.645554.66562712.690852.585261.681782.01973X10X10-5X102X104X104X104X1021英液盎司UK2.84312.841311.733871.003403.7162919.607606.249997.50592flozX1
8、0-5X10-2X10-3X10-5X10-1X10-3X10-31英加仑UK4.546094.546092.77421.605445.946081.60X1021.5372211.20095galX10-3X102X10-1X10-3X1021美加仑US3.785413.785412.31X1021.336814.951141.332281.280008.326741galX10-3X10-1X10-3X102X102X10-1表4温度单位换算系数表求单位已知单存、T/Kt/CtF/FtR/RtR/R热力学温度*T,K1T/K273.15(9/5)T/K459.67(9/5)T/K(4/5)
9、TK218.52摄氏温度*VCt/C+273.151(9/5)t/C+32(9/5)t/C+491.67(4/5)t/C华氏温度tF，F(5/9)tR/R273.15(5/9)tR/R1tF/F+459.67(4/9)(tF/F32)兰氏温度tF，R(5/9)tR/R273.15(5/9)tR/RtF/R459.671(4/9)tR/R218.52列氏温度tR,R(5/9)tR/R273.15(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
10、/K,t/C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求单位已知轟、绝对零度水冰点水三相点水沸点热力学温度*,K0273.15273.16373.15-273.1500.01100摄氏温度*,C-459.673232.0183212华氏温度，F0492.688491.682671.67兰氏温度，R-218.52300.00880列氏温度，R表6质量单位换算系数表求单位已知单存、kgttonUStoncwtshcwtlboz1千克*kg9.842071.102311.968412.2046211X10-3X
11、10-4X10-3X10-2X10-22.204623.5274X10-21吨*t9.842072.204622.204621X1031X10-11.102311.96841X10X105X1033.5274X1041英吨ton1.01605X1031.0160511.122.0X102.24X102.240X1033.584X1041美吨USton9.071858.9285719.07185X102X10-1X10-11.78571X102.0X102X1033.2X1041英担cwt5.080235.08023X10X10-25X10-215.6X10-211.121.12X1021.792X1031美担shcwt4.53592374.464298.928574.5359267X10X10-2X10-25X10-2X10-111X1021.6X1021磅lb4.53592374.53592374.464295X10-48.928571X10-2116X10-1X10-4X10-4X10-51盎司oz2.834952.834952.790183.125X10-55.5803
