3A21 Aluminum Bus Pipe is AL-Mn series alloy, which has high plasticity in the annealed state, good plasticity in semi-cold work hardening, low plasticity in cold work hardening, good corrosion resistance, good weldability, and poor machinability.
The chemical composition of 3A21 Aluminum Bus Pipe
Si: 0.60
Fe: 0.70
Cu: 0.20
Mn: 1.0-1.6
Mg: 0.05
Zn: 0.15
Ti: 0.10-0.20
Al: margin
Application of 3A21 Aluminum Bus Pipe
The 3A21 Aluminum Bus Pipe is mainly used in the conductor connection between the power grid transmission wire and the transformer of the substation in the electric power construction project, the jumper in the transmission line, and the connecting conductor in the power equipment.
