THAI UNITS OF MEASURES AND WEIGHTS
Metric introduced in Thailand in 1923, compulsory from 1947
==============================================================================
                                                Approximately equal to:
                With British & Metric           British         Metric
                Equivalents
------------------------------------------------------------------------------
Measure of      1 kabiet                        3/16 inch       5 mm
Length          4 kabiet          1 nieu        3/4 inch        2.083 cm
                                                0.820 in
               12 nieu            1 keub        10 inches       25 cm
                                                0.820 ft
                2 keub            1 sawk        1 ft 7 1/2 in   50 cm
                                                1.640 ft
                4 sauk            1 wah         6 ft 6 1/4 in   2 m
                                                2.187 yd
               20 wah             1 sen         43.74 yards     40 m
              400 sen             1 yote        9.942 miles     16 km
------------------------------------------------------------------------------
Measure of      1 sq wah                        4.784 sq yards  4 sq m
Surface         1 sq wah                        0.000989 acres
                                                0.000247 acres  1 sq m
              100 sq wah          1 ngan        478.4 sq yards  400 sq m
                4 ngan            1 rai         2/5 acre        1,600 sq m
                                                0.395 acre      0.16 ha
         1011.736 sq wah          4046.9 sq.m.  1 acre
          250,000 sq wah          625 rai                       1 sq km
                                  6.25 rai      1 hectare
------------------------------------------------------------------------------
Measure of      1 standard tanan                     1.760 pt   1 liter
Capacity       20 standard tanan   1 standard sat    4.40 gal   20 liters
               50 standard sat     1 standard ban    220 gal    1,000 liters
                2 standard ban     1 standard kwien  440 gal    2,000 liters
------------------------------------------------------------------------------
Paddy & Rice    1 coyan 16 pikuls paddy         2,133 1/3 lbs   968 kgs
Measure           or    22 pikuls cargo rice    1.31 tons       1,330 kgs
                1 kwien 23 pikuls white rice    1.37 tons       1,391 kgs
       The rice miller's kwien is:
       82 baskets of 40 lbs each  24 pikuls     1.46 tons       1,488 kgs
------------------------------------------------------------------------------
Weight          1 fung                          28.94 gr        1.87 grams
                2 fung            1 salung      57.87 gr        3.75 grams
                4 salungs         1 baht        0.529 oz        15 grams
                1 baht (tical)                  1/2 oz (AVDP)   15 grams
                4 baht            1 tamlung     2 1/10 oz       60 grams
                                                2.116 oz
               10 tamlung         1 catty       1.323 lb        600 grams
                2 catty           1 chang       2.646 lb        1.2 kg
              100 catty           1 picul       132.28 lb       60 kg
               20 tamlung         1 chang (kati) 2 5/8 lbs      1.2 kgs
               50 chang           1 hap (pikul) 133 1/3 lbs     60 kgs
               20 picul           1 koyan       1.181 ton       1.2 ton
------------------------------------------------------------------------------
Customs         1 standard carat                                20 centigram
Weight          1 standard catty                                600 grams
              100 standard catty  1 std picul                   60 kilograms
==============================================================================