This standard specifies the method for testing the resistance of printed conductors of printed boards. This standard is applicable to the testing of the resistance of printed wires of single-sided, double-sided and multi-layer printed boards.
GB/T 12631-1990 history
2017GB/T 12631-2017 Test method for resistance of conductors of printed boards
1990GB/T 12631-1990 Test method for resistance of conductor of printed boards