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Metric / S.I. units conversion |
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| Cross-Sectional Properties | |||
| Dimensions | in | X 25.4 = | mm |
| Area | in2 | X 645.16 = | mm2 |
| Section modulus | in3 | X 16.387 X 103 = | mm3 |
| Moment of inertia | in4 | X 0.41623 X 106 = | mm4 |
| Circumscribed circle diameter | in | X 25.4 = | mm |
| Mass per unit length | lb / ft | X 1.488 = | kg / m |
| Enginerring Calculations | |||
| Length | ft | X 0.3048 = | m |
| Deflection | in | X 25.4 = | mm |
| Force | lb | X 4.448 = | N |
| Moment | lb.in | X 0.1130 = | N.m |
| Wind Velocity | mph | X 1.6093 = | km / h |
| Wind Loading | lb / ft2 | X 0.04788 = | kPa |
| Stress | lb / in2 | X 0.006895 = | MPa |
| Modulus of elasticity | lb / in2 | X 0.006895 = | MPa |
| Surface Finish | |||
| Area | ft2 | X 0.0929 = | m2 |
| Coating (mass per unit area) | mg / in2 | X 1.550 = | g / m2 |
| Coating (thickness) | in / 1000 | X 25.4 = | µm |
| Marketing Units | |||
| For quantities expressed in units of mass : | kg | ||
| For quantities expressed in units of length : | m | ||
| For quantities expressed in units of area : | m2 | ||