公制与英制换算表

公制与英制换算表(适用于阀门)公称通径Size英寸In.1/81/43/81/23/4111/411/2221/2331/2456810121416毫米DN4610152025324050658090100125150200250300350400英寸In.18202426283032343642485460647280848896毫米DN4505006006507007508008509001050120013501500160018002000210022002400符号Symbol被乘数Multiply乘数By积ToObtain符号Symbol长度LengthIn.英寸Inches2.54公分CentimetersCm.Ft.英尺Feet30.48公分CentimetersCm.Mm.毫米Millimeters0.03937英寸InchesIn.Cm.公分Centimeters0.3937英寸InchesIn.m.米(公尺)Meters3.2808英尺FeetFt.质量(重量)MassOz.盎司Ounces28.35克GramsG.Lb.磅Pound0.4536公斤KilogramsKg.G.克Grams0.03527盎司OuncesOz.Kg.公斤Kilograms2.205磅PoundLb.符号Symbol被乘数Multiply计算公式Expression计算结果ToObtain符号Symbol温度TemperatureoF华氏Fahrenheit(oF-32)x5÷9摄氏CelsiusoCoC摄氏CelsiusoCx9÷5+32华氏FahrenheitoF符号Symbol被乘数Multiply乘数By积ToObtain符号Symbol面积AreaIn.2平方英寸SquareInches6.45平方公分SquareCentimetersCm.2Ft.2平方英尺SquareFeet0.0929平方米SquareMetersM.2Cm.2平方公分SquareCentimeters0.155平方英寸SquareInchesIn.2体积(容积)VolumeFl.Oz.流体盎司FluidOunces29.5625毫升MillilitersMl.Qt.夸脱Quart0.946公升LitersL.Gal.加仑Gallons3.785公升LitersL.Ft.3立方英尺CubicFeet0.0283立方米CubicMetersM.3Ml.毫升Milliliters0.0338流体盎司FluidOuncesFl.Oz.L.公升Liters1.0571夸脱QuartQts.L.公升Liters0.2642加仑GallonsGal.M.3立方米CubicMeters35.34立方英尺CubicFeetFt.3In.3立方英寸CubicInches5.787x10-4立方英尺CubicFeetFt.3Ft.3立方英尺CubicFeet1728立方英寸CubicInchesIn.3Ft.3立方英尺CubicFeet7.48052美制加仑Gallons(USLig)Gal.压力PressurePSI磅/平方英寸PoundsPerSq.In.0.069Bar无符号(nosymbol)PSI磅/平方英寸PoundsPerSq.In.6.89千帕KilopascalsKpaPSI磅/平方英寸PoundsPerSq.In.0.07公斤/平方公分KilogramPerSq.CentimeterKg/Cm.2Lb./Ft.2磅/平方英尺4.88公斤/平方米Kg/M.2PoundsPerSq.Ft.KilogramPerSq.MeterKpa千帕Kilopascals0.145磅/平方英寸PoundsPerSq.In.PSIKg/Cm.2公斤/平方公分KilogramPerSq.Centimeter14.22磅/平方英寸PoundsPerSq.In.PSI无符号(nosymbol)Bar14.5磅/平方英寸PoundsPerSq.In.PSI气压Atmospheres29.92英寸汞柱（零摄氏度）InchesofMercury(at0oC)气压Atmospheres14.7磅/平方英寸PoundsPerSq.In.英尺水柱FeetofWater0.4335磅/平方英寸PoundsPerSq.In.英寸汞柱InchesofMercury0.4912磅/平方英寸PoundsPerSq.In.磅/平方英寸PoundsPerSq.In.2.307英尺水柱FeetofWater磅/平方英寸PoundsPerSq.In.2.036英寸汞柱InchesofMercury压力等级Class和公称压力对照表ASME磅级ASMEClass15030040060080090015002500公称压力MPa0.6MPa1.0MPa1.6MPa2.0MPa2.5MPa4.0MPa5.0MPa6.4MPa10.0MPa-15.0MPa25.0MPa42.0MPa公称压力PNPN6PN10PN16PN20PN25PN40PN50PN6.4PN100-PN150PN250PN420阀门公称压力系列MPa(bar)0.05(0.5)0.1(1.0)0.25(2.5)0.4(4.0)0.6(6.0)0.8(8.0)1.0(10.0)1.6(16.0)2.0(20.0)2.5(25.0)4.0(40.0)5.0(50.0)6.3(63.3)10.0(100.0)15.0(150.0)16.0(160.0)20.0(200.0)25.0(250.0)28.0(280.0)32.0(320.0)42.0(420.0)50.0(500.0)63.0(630.0)80.0(800.0)100.0(1000.0)125.0(1250.0)160.0(1600.0)200.0(2000.0)250.0(2500.0)335.0(3350.0)符号Symbol被乘数Multiply乘数By积ToObtain符号Symbol流量Flow立方英尺/分CubicFeet/Min.62.43磅（水）/分PoundsofWater/Min.立方英尺/秒448.831加仑/分CubicFeet/Sec.Gallons/Min.立方米/小时m3/hr4.403美制加仑/分USGPM功率Power马力Horsepower33,000英尺磅/分Ft.-Lb./Min.马力Horsepower550英尺磅/秒Ft.-Lb./Sec.马力Horsepower745.7瓦Watts英尺磅/秒Ft.-Lb./Sec.4.6263英国热量单位/小时BTU/Hr千瓦Kilowatts1.341马力Horsepower能量Energy英国热量单位BTU778.3英尺磅Ft.Lbs.千瓦小时Kilowatts-Hrs3413英国热量单位BTU扭矩Torque牛顿·米NM10.2公斤·厘米kgf·cm牛顿·米NM8.8585磅·英寸lbf·in