Convert square foot (US survey) to square mil
Please provide values below to convert square foot (US survey) [ft^2 (US)] to square mil [mil^2], or Convert square mil to square foot (US survey).
How to Convert Square Foot (Us Survey) to Square Mil
1 ft^2 (US) = 144000575.981152 mil^2
Example: convert 15 ft^2 (US) to mil^2:
15 ft^2 (US) = 15 × 144000575.981152 mil^2 = 2160008639.71728 mil^2
Square Foot (Us Survey) to Square Mil Conversion Table
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Square Foot (Us Survey)
A square foot (US survey) is a unit of area equal to the area of a square with sides measuring one foot, primarily used in land measurement and real estate in the United States.
History/Origin
The square foot originated from the foot as a unit of length, which has been used since ancient times. Its application as an area measurement became standardized in the United States for land and property measurements in the 19th and 20th centuries.
Current Use
Today, the square foot (US survey) is widely used in real estate, construction, and land surveying within the United States to measure property sizes, building areas, and land plots.
Square Mil
A square mil is a unit of area equal to the area of a square with sides measuring one mil (thousandth of an inch).
History/Origin
The square mil has been used primarily in engineering and manufacturing to measure very small areas, especially in fields like electronics and materials science, where precision at a microscopic scale is required.
Current Use
Today, the square mil is mainly used in the electronics industry to specify the cross-sectional area of wires and conductors, as well as in materials science for measuring tiny surface areas.