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Corrosion-resistant steel wire grade 20SA
Aluminum-clad steel wire is used as a strength element of uninsulated phase conductors as well as in other products requiring increased corrosion resistance: optical ground wires, spiral clamps, road fencing, crop wires, and other fencing in harsh environments.
Application
Component of complex products requiring increased corrosion resistance
Element of support structures in the agricultural sector
Fencing in harsh environments
Fastening element in power utility sector
![Cable side view](https://incabspecialty.com/wp-content/uploads/2024/07/image_2024-07-01_13-36-57.png)
Steel wire
Aluminum layer
![Cable cut view](https://incabspecialty.com/wp-content/uploads/2024/07/stalnaya-provoloka-razrez.png)
Minimum relative elongation at break | not less than 1.5% |
Permissible deviation from nominal diameter: | ±1.5% of wire diameter |
Temperature coefficient of linear expansion | 13*10-6 (1/°C) |
Temperature coefficient of electrical resistance | 0.0036 (1/°C) |
Maximum operating temperature in air conditions | +300 °C |