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| Steel and Stainless Steel Literature |
weights |
sizes |
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Useful Conversion Factors |
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Quantity |
From English Units |
To Metric Units |
Multiply by* |
| |
Moment of mass |
lb . ft |
kg . m |
0.1383 |
| |
Moment of inertia |
lb . ft2 |
kg . m 2 |
0.042 14 |
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Second moment of area |
in4 |
mm4 |
416 200 |
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Section modulus |
in3 |
mm3 |
16 390 |
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Bending moment, |
ft-lb |
N . m |
1.356 |
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Torque, moment of force |
ft-kip |
kN . m |
1.356 |
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Multiplication Factor |
Prefix |
Symbol |
1,000,000,000 = 109 |
giga |
G |
| 1,000,000 = 106 |
mega |
M |
| 1,000 = 103 |
Kilo |
k |
| 100 = 102 |
hecto |
h |
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| Multiplication Factor |
Prefix |
Symbol |
0.01 = 10-2 |
centi |
c |
| 0.001=10-3 |
milli |
m |
| 0.000001 = 10-6 |
micro |
µ |
| 0.00000001 = 10-9 |
nano |
n |
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To convert from |
to |
multiply by |
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Mass (weight)
pound (lb) |
kilogram (kg) |
0.4535924 |
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ton, 2000 lb |
kilogram (kg) |
907.1848
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grain |
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Mass (weight) per length |
kilogram (kg) |
0.0000648 |
kip per linear
foot (klf) |
kilogram per meter (kg/m) |
0.001488 |
pound per linear
foot (plf) |
kilogram per meter (kg/m) |
1.488 |
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Mass per volume (density) |
pound per cubic
foot (pcf) |
kilogram per cubic
meter (kg/cu m) |
16.01846 |
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To convert from |
to |
multiply by |
| |
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| square foot (sq ft) |
square meter (sq m) |
0.09290304 E |
| square inch (sq in) |
square meter (sq m) |
0.00064516 E |
| square yard (sq yd) |
square meter (sq m) |
0.83612736 E |
| acre (ac) |
hectare (ha) |
0.4047 |
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To convert from |
to |
multiply by |
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mile (US Statute) |
kilometer (km) |
1.609347 |
| inch (in) |
millimeter (mm) |
25.4 * |
| inch (in) |
centimeter (cm) |
2.54 * |
| inch (in) |
meter (m) |
0.0254 * |
| foot (ft) |
meter (m) |
0.3048 * |
| yard (yd) |
meter (m) |
0.3048 * |
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Gauge No. |
B.W.G |
U.S.G |
|
Gauge No. |
B.W.G |
U.S.G |
| inch |
mm |
inch |
mm |
inch |
mm |
inch |
mm |
| 6 |
.203 |
5.156 |
.2031 |
5.16 |
|
21 |
.032 |
.813 |
.0344 |
.873 |
| 7 |
.180 |
4.572 |
.1875 |
4.76 |
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22 |
.028 |
.711 |
.0313 |
.794 |
| 8 |
.165 |
4.191 |
.1719 |
4.37 |
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23 |
.025 |
.635 |
.0218 |
.714 |
| 9 |
.148 |
3.759 |
.1563 |
3.97 |
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24 |
.022 |
.559 |
.0250 |
.635 |
| 10 |
.134 |
3.404 |
.1406 |
3.57 |
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25 |
.020 |
.508 |
.0219 |
.556 |
| 11 |
.120 |
3.048 |
.1250 |
3.18 |
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26 |
.018 |
.457 |
.0188 |
.478 |
| 12 |
.109 |
2.769 |
.1094 |
2.78 |
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27 |
.016 |
.406 |
.0172 |
.437 |
| 13 |
.095 |
2.413 |
.0938 |
2.38 |
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28 |
.014 |
.356 |
.0156 |
.396 |
| 14 |
.083 |
2.108 |
.0781 |
1.98 |
|
29 |
.013 |
.330 |
.0141 |
.358 |
| 15 |
.072 |
1.829 |
.0703 |
1.79 |
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30 |
.012 |
.305 |
.0125 |
.318 |
| 16 |
.065 |
1.651 |
.0625 |
1.59 |
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31 |
.010 |
.254 |
.0109 |
.277 |
| 17 |
.058 |
1.473 |
.0563 |
1.43 |
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32 |
.009 |
.229 |
.0102 |
.259 |
| 18 |
.049 |
1.245 |
.0500 |
1.27 |
|
33 |
.008 |
.203 |
.0094 |
.239 |
| 19 |
.042 |
1.067 |
.0438 |
1.11 |
|
34 |
.007 |
.178 |
.0086 |
.218 |
| 20 |
.035 |
.889 |
.0375 |
.953 |
|
35 |
.005 |
.127 |
.0078 |
.198 |
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