Wire Diameter Calculator

Online calculator to calculate the diameter of the wire based on knowing the area. A cable is a side by side bonded wire to form a single assembly. It can be used in both electrical and mechanical requirements. In mechanics, cables are used for lifting, hauling etc while in electrical, they are used to carry electric current. Given below is the online wire diameter calculator to find the diameter of the wire just by entering the area in the input box.

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D = 2 × √(A / π) Where, D = Wire Diameter A = Area


Calculate diameter of the cable wire with cross sectional area of 12 mm2.


Wire Diameter = 2 × √(12 / 3.14)
= 3.9088 mm

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