Bare Copper Conductor ASTM Standard (CLASS B)
Bare Copper Conductor ASTM Standard (CLASS B)
Shape of conductor: Stranded Bare Copper
Sectional area: 6-1000 MCM
Insulation: N/A
Standard: ASTM
Application
Used for overhead electrical distribution lines, grounding electrical substations, electrical test equipment and any other electrical system, Suitable for numerous other applications.
STANDARDS :
• B-1 Hard-Drawn Copper Wire.
• B-2 Medium-Hard Copper Wire.
• B-3 Soft or Annealed Copper Wire.
• B-8 Concentric-Lay-Stranded Hard, Medium-Hard or Soft Copper Conductor.
• B-33 Tinned Conductors.
• B-787 19 Wire Combination Unilay-Stranded Soft copper wire.
• B-2 Medium-Hard Copper Wire.
• B-3 Soft or Annealed Copper Wire.
• B-8 Concentric-Lay-Stranded Hard, Medium-Hard or Soft Copper Conductor.
• B-33 Tinned Conductors.
• B-787 19 Wire Combination Unilay-Stranded Soft copper wire.
CONSTRUCTION :
Solid or Concentric stranded bare Soft or Annealed Copper.
| Size | Nominal Cross Section Area | No./Nominal Dia. of Wire | Approximate Overall Dia. | Approx. Weight | Nominal Breaking Load | Nominal DC Resistance at 20°C | |
| AWG | Cmils | mm2 | No./mm | mm | Kg/km | kN | Ω/km |
| 6 | 26240 | 13.3 | 7/1.56 | 4.67 | 121.0 | 6.0 | 1.3800 |
| 4 | 41740 | 21.1 | 7/1.96 | 5.88 | 192.0 | 9.6 | 0.8650 |
| 2 | 66360 | 33.6 | 7/2.47 | 7.42 | 305.0 | 14.9 | 0.5440 |
| 1/0 | 105600 | 53.5 | 19/1.89 | 9.47 | 485.0 | 24.3 | 0.3420 |
| 2/0 | 133100 | 67.4 | 19/2.13 | 10.60 | 611.0 | 30.3 | 0.2710 |
| 4/0 | 211600 | 107.2 | 19/2.68 | 13.40 | 972.0 | 47.7 | 0.1710 |
| 250 | 250000 | 126.7 | 37/2.09 | 14.60 | 1149.0 | 57.0 | 0.1440 |
| 300 | 300000 | 152.0 | 37/2.29 | 16.00 | 1379.0 | 68.4 | 0.1200 |
| 350 | 350000 | 177.3 | 37/2.47 | 17.30 | 1609.0 | 78.9 | 0.1030 |
| 400 | 400000 | 202.7 | 37/2.64 | 18.50 | 1838.0 | 90.2 | 0.0900 |
| 500 | 500000 | 253.4 | 37/2.95 | 20.70 | 2298.0 | 111.5 | 0.0720 |
| 600 | 600000 | 304.0 | 61/2.52 | 22.70 | 2758.0 | 135.3 | 0.0600 |
| 700 | 700000 | 354.7 | 61/2.72 | 24.50 | 3216.0 | 157.8 | 0.0520 |
| 750 | 750000 | 380.0 | 61/2.82 | 25.30 | 3447.0 | 169.1 | 0.0480 |
| 800 | 800000 | 405.4 | 61/2.91 | 26.20 | 3676.0 | 178.4 | 0.0450 |
| 900 | 900000 | 456.0 | 61/3.09 | 27.80 | 4136.0 | 200.6 | 0.0400 |
| 1000 | 1000000 | 506.7 | 61/3.25 | 29.30 | 4596.0 | 223.0 | 0.0360 |
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