China Galvanized Steel Wire Strand for Optical Cable, Find details about China Optical Cable, Galvanized Steel Wire Strand from Galvanized Steel Wire Strand for Optical Cable
Diametere: 0.40mm, 0.90mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm......
Strand: 7*0.40mm, 7*0.90mm, 7*1.0mm, 7*1.2mm, 7*1.4mm, 7*1.6mm.....
Tensile strength: normal, high and extra tensile strength, as customer's requirement
Standard: ASTM B498M-98(2002), ASTM A475-98, BS4565-1990, BS183, BS443
BS215-part 2, BS EN 50189, BS EN 10244-2
| Nominal Diameter | Tolerance | Tolerance | Torsion Test | Gauge length | Max.Resistance at 20ºC | Zinc coating (Min.) | Tensile Strength | Elongation Min. |
| 0.30mm | +/-0.025mm | 45turns | 50mm | 1952.30 ohm/km | 45g/m2 | 30-50kg/mm2 | 10% | |
| 0.45mm | +/-0.025mm | 45turns | 75mm | 867.69 ohm/km | 85g/m2 | 30-50kg/mm2 | 10% | |
| 0.71mm | +/-0.030mm | 42turns | 75mm | 348.56 ohm/km | 130g/m2 | 30-50kg/mm2 | 10% | |
| 0.9mm | +/-0.035mm | 33turns | 75mm | 216.92 ohm/km | 155g/m2 | 30-50kg/mm2 | 10% | |
| 1.25mm | +/-0.040mm | 24turns | 75mm | 112.45 ohm/km | 180g/m2 | 30-50kg/mm2 | 10% | |
| 1.60mm | +/-0.045mm | 37turns | 150mm | 68.64 ohm/km | 195g/m2 | 30-50kg/mm2 | 10% | |
| 2.00mm | +/-0.050mm | 30turns | 150mm | 43.93 ohm/km | 215g/m2 | 30-50kg/mm2 | 10% | |
| 2.5mm | +/-0.06mm | 24turns | 150mm | 28.11 ohm/km | 245g/m2 | 30-50kg/mm2 | 10% | |
| 3.15mm | +/-0.07mm | 19turns | 150mm | 17.71 ohm/km | 260g/m2 | 30-50kg/mm2 | 10% | |
| 4.00mm | +/-0.07mm | 15turns | 150mm | 10.98 ohm/km | 275g/m2 | 30-50kg/mm2 | 10% |
Note: Providing engineer design according to customer's request