This standard specifies the technical conditions for powder metallurgy slide plates for electric locomotive pantographs. This standard is applicable to powder metallurgy slide plates for electric locomotive pantographs using steel, aluminum and copper as contact wires for power frequency single AC 25kV electrified railway contact networks.
JB/T 9134-1999 history
1999JB/T 9134-1999 Powder metallurgy slider for electric locomotive power collector