Louisiana Administrative Code
Title 51 - PUBLIC HEALTH-SANITARY CODE
Part XIV - Plumbing
Chapter 18 - Appendices
Section XIV-1813 - Metric Conversions
Current through Register Vol. 50, No. 9, September 20, 2024
A. For convenience, the following may be used to convert English units of measurement to Metric units of measurement.
Table 1813.A |
|||
Unit of Measure |
STARTING WITH the English unit of measurement |
MULTIPLY BY |
TO GET the Metric unit of measurement |
Length |
inches ft |
25.4 0.3048 |
mm m |
Area |
sq in sq ft |
645.16 0.0929 |
mm2 m2 |
Volume |
cu in cu ft gal |
0.01639 28.3169 3.785 |
L L L |
Mass |
lb |
0.4536 |
kg |
Mass/unit length |
plf (lb/ft) |
1.4882 |
kg/m |
Mass/unit area |
psf (lb/sq ft) |
4.882 |
kg/m2 |
Mass density |
pcf (lb/cu ft) |
16.02 |
kg/m3 |
Force |
lb |
4.4482 |
N |
Force/unit length |
plf (lb/ft) |
14.5939 |
N/m |
Pressure |
psi psf (lb/sq ft) in. of Hg @ 60°F |
6.895 47.88 3.37685 |
kPa Pa kPa |
stress, modulus of elasticity |
psi psf (lb/sq ft) |
6.895 47.88 |
kPa Pa |
Second moment of area |
In4 |
416,231 |
Mm4 |
Section modulus |
In3 |
16,387.064 |
mm3 |
Temperature |
°F-32 °F + 459.67 |
5/9 5/9 |
°C K |
Energy, work, quantity of heat |
kWh Btu ft.lb (force) |
3.6 1055 1.3558 |
MJ J J |
Power |
ton (refrig) Btu/s hp (electric) Btu/h |
3.517 1.0543 745.7 0.2931 |
kW kW W W |
Thermal conductance (U value) |
Btu/f2. h. °F |
5.6783 |
W/m2. K |
Thermal resistance (R value) |
Ft2. h. °F/Btu |
0.1761 |
M2. K/W |
Flow |
gpm cfm |
0.0631 0.4719 |
L/s L/s |
Illuminance |
foot-candle (Im/sq ft) |
10.76 |
Ix (lux) |
Velocity (speed) |
mph |
0.447 |
m/s |
Plane angle |
°(angle) |
0.01745 |
rad |
AUTHORITY NOTE: Promulgated in accordance with R.S. 40:4(A)(7) and R.S. 40:5(2)(3)(7)(9)(16)(17)(20).