In ancient times, how many centimeters was a foot equal to?

The length of a foot is different in different times. The following are the specific lengths:

In Shang Dynasty, one foot was 16.95cm. According to this amount, people were about ten feet tall, so they were called "husbands".

One foot in the Zhou Dynasty is 19.438+0 cm;

One foot in Qin dynasty was about 23.1cm;

In the Han Dynasty, one foot was about 2 1.35-23.75 cm.

Three Kingdoms, one foot is 24.2 cm today;

Southern dynasties, one foot is about 25.8 cm;

Northern Wei Dynasty, one foot is 30.9 cm;

One foot 29.6 cm in Sui Dynasty;

One foot 30.7 cm in the Tang Dynasty;

One foot 27.68 cm in Song and Yuan Dynasties;

Woodworking in Ming and Qing dynasties was 3 1. 1cm.

Extended data:

Density conversion

1 pound/cubic foot =16.02kg/m3 (kg/m3)

Specific gravity at API =141.5/15.5℃-131.5.

1 lb/gallon = 99.776 kg/m3 (kg/m3)

Specific gravity at 1 Baume (b) =140/15.5℃-130.

1 pound/cubic inch = 27679.9 kg/cubic meter (kg/cubic meter)

1 lb/gallon = 1 19.826 kg/m3 (kg/m3)

1 lb/barrel = 2.853kg/m3 (kg/m3)

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