英制公制换算表

1、公制与英制换算表（适用于阀门）英寸In.1/81/43/81/23/411 1/41 1/222 1/233 1/2456810121416毫米DN4610152025324050658090100125150200250300350400英寸In.18202426283032343642485460647280848896毫米DN4505006006507007508008509001050120013501500160018002000210022002400公称通径Size符号Symbol被乘数Multiply乘数By符号Symbol积 To ObtainIn.英寸Inches2.54公

2、分 CentimetersCm.长度Ft.英尺Feet30.48公分 CentimetersCm.Mm.Length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）Mass温度Temperature面积Area体积俗积）Volume压力PressureOz.Lb.Kg.符号SymboloFoC符号SymbolIn.2Ft.22Cm.2Fl. Oz.Qt.Gal.Ft.3Ml.L.L.M.3In.3Ft.3Ft.3PSIPSIPSI2Lb./Ft

3、.2盎司Ounces磅 Pound克 Grams公斤 Kilograms被乘数Multiply华氏 Fahrenheit摄氏 Celsius被乘数Multiply平方英寸Square Inches平方英尺Square Feet平方公分 Square Centimeters流体盎司Fluid Ounces夸脱Quart加仑 Gallons立方英尺Cubic Feet毫升 Milliliters公升Liters公升Liters立方米 Cubic Meters立方英寸Cubic Inches立方英尺Cubic Feet立方英尺Cubic Feet磅/平方英寸Pounds Per Sq. In.磅/平

4、方英寸Pounds Per Sq. In.磅/平方英寸Pounds Per Sq. In.磅/平方英尺Pounds Per Sq. Ft.28.350.45360.035272.205计算公式 Expression(oF - 32) x 59 -oC x 9&+ 32乘数By6.450.09290.15529.56250.9463.7850.02830.03381.05710.264235.345.787 x 10- 417287.480520.0696.890.074.88克 Grams公斤 Kilograms盎司Ounces磅 Pound计算结果To Obtain摄氏 Celsiu

5、s华氏 Fahrenheit积 To Obtain平方公分 Square Centimeters平方米 Square Meters平方英寸Square Inches毫升 Milliliters公升Liters公升Liters立方米 Cubic Meters流体盎司Fluid Ounces夸脱Quart加仑 Gallons立方英尺Cubic Feet立方英尺Cubic Feet立方英寸Cubic Inches美制加仑 Gallons (US Lig)Bar千帕Kilopascals公斤/平方公分Kilogram Per Sq. Centimeter公斤/平方米Kilogram Per Sq. M

6、eterG.Kg.Oz.Lb.符号SymboloCoF符号SymbolCm.2M.2In.2Ml.L.L.M.3Fl. Oz.Qts.Gal.Ft.3Ft.3In.3Gal.无符号(no symbol)KpaKg/Cm.Kg/M.62.43Kpa千帕Kilopascals0.145磅/平方英寸Pounds Per Sq. In.PSI2Kg/Cm.2公斤/平方公分Kilogram Per Sq. Centimeter14.22磅/平方英寸Pounds Per Sq. In.PSI无符号(no symbol)Bar14.5磅/平方英寸Pounds Per Sq. In.PSI气压 Atmosph

7、eres29.92英寸汞柱(零摄氏度)Inches of Mercury (at 0 °C)气压 Atmospheres14.7磅/平方英寸Pounds Per Sq. In.英尺水柱Feet of Water0.4335磅/平方英寸Pounds Per Sq. In.英寸汞柱Inches of Mercury0.4912磅/平方英寸Pounds Per Sq. In.磅/平方英寸Pounds Per Sq. In.2.307英尺水柱Feet of Water磅/平方英寸Pounds Per Sq. In.2.036英寸汞柱Inches of Mercury压力等级Class和公称压

8、力对照表ASME磅级ASME Class15030040060080090015002500公称压力MPa0.6 MPa1.0 MPa1.6 MPa2.0 MPa2.5 MPa4.0 MPa5.0 MPa6.4 MPa10.0 MPa-15.0 MPa25.0 MPa42.0 MPa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(

9、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符号Symbol积 To Obtain磅(水)/分立方英尺/分Cubic Feet/Min.流量Flow功率Power立方英尺/秒Cubic Feet/Sec.立方米/小时m3/hr马力 Horsepower马力 Horsepower448.8314.40333,000550加仑/分Gallons/Min.美制加仑/分US GPM英尺磅 /分 Ft.-Lb./Min.英尺磅 /秒 Ft.-Lb./Sec.Pounds of Water/Min.马力 Horsepower745.7瓦 Watts英尺磅 /秒 Ft.-Lb./Sec.4.6263英国热量单位/小