Metric-U.S. conversion
The following conversion tables may be helpful in specifying appropriate cable lengths. Please contact us with questions about any Draka product.
Metric to U.S.
| Metric measurement |
Factor |
To get U.S. measurement |
| mm (millimeters) |
x 0.0394 |
in (inches) |
| cm (centimeter) |
x 0.394 |
in (inches) |
| m (meters) |
x 3.281 |
ft (feet) |
| km (kilometers) |
x 0.622 |
mi (miles) |
| N (newtons) |
x 0.225 |
lbf (pound force) |
| N-m (newton meter) |
x 0.738 |
lbf-ft (foot pounds) |
| N/cm (newtons/centimeter) |
x 0.571 |
lbf/in (pounds force/inch) |
| kg (kilograms) |
x 2.205 |
lb (pounds) |
| kg/km (kilograms/kilometer) |
x 0.671 |
lb/1000 ft (pounds/thousand feet) |
| °C (degrees Celsius) |
x 1.8 then +32 |
°F (degrees Fahrenheit) |
U.S. to Metric
| U.S. measurement |
Factor |
To get metric |
| in (inches) |
x 25.4 |
mm (millimeters) |
| in (inches) |
x 2.54 |
cm (centimeter) |
| ft (feet) |
x 0.305 |
m (meters) |
| mi (miles) |
x 1.608 |
km (kilometers) |
| lbf (pound force) |
x 4.444 |
N (newtons) |
| lbf-ft (foot pounds) |
x 1.355 |
N-m (newton meter) |
| lbf/in (pounds force/inch) |
x 1.751 |
N/cm (newtons/centimeter) |
| lb (pounds) |
x 0.454 |
kg (kilograms) |
| lb/1000 ft (pounds/thousand feet) |
x 1.490 |
kg/km (kilograms/kilometer) |
| °F (degrees Fahrenheit) |
-32, then x 0.555 |
°C (degrees Celsius) |
Decimal prefixes
G or giga = 109 (1,000,000,000 or 1 billion)
M or mega = 106 (1,000,000 or 1 million)
K or kilo = 103 (1,000 or 1 thousand)
m or milli = 10-3 (1/1,000 or 1 thousandth)
µ or micro = 10-6 (1/1,000,000 or 1 millionth)
n or nano = 10-9 (1/1,000,000,000 or 1 billionth)