Bare Stranded Copper Wire Size Chart

Mil area1 000 ft 1 000 ft.

Bare stranded copper wire size chart.

Southwire s bare copper wire and cable meets or exceeds the following astm specifications. Wire stranding charts solid and stranded conductor awg chart awg size total strands strand size type construction nominal diameter inches mm mils mm2 approimate weight lbs 1000 kg km nom. Soft bare copper solid or classes a or b stranding per astm b 3 and b 8. A detailed description of each conductor.

Also available in tinned copper. B 1 hard drawn copper wire. Sizes 8 thru 2 are available in 7 strand. B 3 soft or annealed copper wire.

Bare copper conductors are primarily used for grounding purposes as specified in the national electrical code. B 33 tinned conductors b 787 19 wire combination unilay stranded. The resistances and skin depth noted are for copper conductors. Sizes 14 thru 2 are available in solid.

Medium hard drawn tempers are also available in solid and stranded. Stranded wire data chart awg of nom. Of wires mm in mm in mm in mm in 20 1020 0 517 00080 7 0 31 0121 91 036. B 2 medium hard copper wire.

The american wire gauge awg measurement system was designed with a purpose. Stranded conductors offer greater flexibility than solid 250 kcmil 1 000 kcmil. In addition to wire size the table provides values load current carrying capacity resistance and skin effects. Suitable for use in electrical grounding systems including counterpoise grounding and on insulators for overhead transmission and distribution applications.

Hard drawn and medium hard drawn per astm b 1 b 2. The n gauge wire diameter d n in inches in is equal to 0 005in times 92 raised to the power of 36 minus gauge number n divided by 39. Annealed copper wire astm b8. 36 7 44 0 0020 0 006 28 00 0 09 371 00.

Stranded bare copper and aluminum conductors dimensions nominal conductor conductor diameter size area wire diameter class b standard compressed round compact round awg cir mils mm 2 sq in no. Wire gauge calculations wire diameter calculations. American wire gauge size calculator and chart. D n in 0 005 in 92 36 n 39.

Alan wire bare copper conductors are normally annealed soft copper solid or stranded. Awg copper wire table size and data chart 100 degrees f. For every three steps in the gauge scale wire area and weight per unit length approximately doubles. Standard specification for concentric lay stranded copper conductors hard medium hard or soft engineering information conductor.

Lbs ohms per sizestrandsof strand o d. The n gauge wire diameter d n in millimeters mm is equal to 0 127mm times 92 raised to the power of 36 minus gauge. American wire gauge awg sizes and properties chart table table 1 lists the awg sizes for electrical cables conductors. This is a handy rule to remember when making rough wire size estimations.