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Thailand Information - Measurement
Metric system is standard usually using for dimensions and weight.
Land measurement is often using the traditional Thai system.
Measurement of Land (Traditional Thai system)
| 1 rai |
= 4 ngan (1600 square metres) |
| 1 ngan |
= 100 taraang wah (400 square metres) |
| 1 tarang wah |
= 4 square metres |
| 1 acre |
= approx. 2.5 rai |
| 1 hectare |
= approx. 6.25 rai |
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Lenght Measurement (Traditional Thai system)
| 1 neiu |
= 1 inch (approx. 2 cm.) |
| 1 kheup |
= 12 neiu (25 cm.) |
| 1 sork |
= 2 kheup (50 cm.) |
| 1 wah |
= 4 sork (2 m.) |
| 1 sen |
= 20 wah (40 m.) |
| 1 yoht |
= 400 sen (16 km.) |
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Weight Measurement (Traditional Thai system)
| 1 baht |
= 15 g. |
| 1 tamleung |
= 4 baht (60 g.) |
| 1 chang |
= 20 tamleung (1.2 kg.) |
| 1 harp |
= 50 chang (60 kg.) |
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Metric Conversion Formula
Length
| To Convert |
Multiply by |
| inches to centimetres |
2.54 |
| inches to metres |
0.0254 |
| feet to centimetres |
30.48 |
| feet to metres |
0.3048 |
| yards to metres |
0.9144 |
| miles to kilometres |
1.609344 |
| miles (nautical) to kilometres |
1.852 |
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Area
| To Convert |
Multiply by |
| square inches to square centimetres |
6.4516 |
| square inches to square metres |
0.00064516 |
| square feet to square centimetres |
929.0304 |
| square feet to square metres |
0.09290304 |
| square yards to square metres |
0.83612736 |
| square miles to square kilometres |
2.58998811 |
| acres to square metres |
4046.8564 |
| acres to hectares |
0.40468564 |
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Volume & Capacity
| To Convert |
Multiply by |
| cubic inches to cubic centimetres |
16.387064 |
| cubic inches to litres |
0.016387064 |
| cubic feet to litres |
28.316847 |
| cubic feet to cubic metres |
0.028316847 |
| cubic yards to cubic metres |
0.7645549 |
| uk gallons to litres |
4.54609 |
| uk gallons to cubic metres |
0.00454609 |
| uk fluid ounces to cubic centimetres |
28.413063 |
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Weight
| To Convert |
Multiply by |
| ounces to grams |
28.349523 |
| ounces to kilograms |
0.028349523 |
| British tons to kilograms |
1016.0469 |
| British tons to metric tons |
1.0160469 |
| US tons to kilograms |
907.18473 |
| US tons to metric tons |
0.9071847 |
A British ton is 2240 lbs. A US ton is 2000 lbs.
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Temperature
| To Convert |
|
| degree celsius to degree fahrenheit |
multiply by 1.8 and add 32 |
| degree fahrenheit to degree celsius |
subtract 32 and divide by 1.8 |
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