CIVIL ENGINEERING FORMULAS

6 CHAPTER ONE

TABLE 1.3 Factors for Conversion to SI Units of Measurement

(Continued)

To convert from To Multiply by

Inch of mercury, in Hg Pascal, Pa 3.38638 E 03

(32°F) (pressure)

Inch of mercury, in Hg Pascal, Pa 3.37685 E 03

(60°F) (pressure)

Inch of water, in Pascal, Pa 2.4884 E 02

H 2 O (60°F)

(pressure)

Square inch, in^2 Square meter, m^2 6.451600† E 04

Cubic inch, in^3 Cubic meter, m^3 1.638706 E 05

(volume or section

modulus)

Inch to the fourth Meter to the fourth 4.162314 E 07

power, in^4 (area power, m^4

moment of inertia)

Inch per second, in/s Meter per second, 2.540000† E 02

m/s

Kelvin, K Degree Celsius, °C tCTK273.15

Kilogram force, kgf Newton, N 9.806650† E 00

Kilogram force meter, Newton meter, 9.806650† E 00

kgmNm

Kilogram force second Kilogram, kg 9.806650† E 00

squared per meter,

kgfs^2 /m (mass)

Kilogram force per Pascal, Pa 9.806650† E 04

square centimeter,

kgf/cm^2

Kilogram force per Pascal, Pa 9.806650† E 00

square meter,

kgf/m^2

Kilogram force per Pascal, Pa 9.806650† E 06

square millimeter,

kgf/mm^2

Kilometer per hour, Meter per second, 2.777778 E 01

km/h m/s

Kilowatt hour, kWh Joule, J 3.600000† E 06

Kip (1000 lbf) Newton, N 4.448222 E 03

Kipper square inch, Pascal, Pa 6.894757 E 06

kip/in^2 ksi

Knot, kn (international) Meter per second, m/s 5.144444 E 01

Lambert, L Candela per square 3.183099 E 03

meter, cd/m^2

Liter Cubic meter, m^3 1.000000† E 03

Maxwell Weber, Wb 1.000000† E 08

Mho Siemens, S 1.000000† E 00