... strength:20KN to 260KN 5.Strain clamp(straight line type) Aluminum Alloy Strain Clamp(Straight Line Type)Our products follow the IEC ... requirements.The strain clamp is primarily used to fix the conductor, ground wire terminals on tension towers of overhead lines, ... type.Generally, malleable cast iron, steel, and aluminum alloy are used as it's materials.All the ferrous metal should be hot-dip ...