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See Chinese contents: JB/T 8987-1999 JB/T 8987-1999: The specification of AgCu alloy wire for commutators
This standard specifies the technical requirements, test methods, inspection rules and the like for AgCu alloy wires. AgCu alloy wires specified in this standard are applicable to the manufacture of AgCu commutators which are mainly used for the electric tools, household appliances and the small power motors of other industrial electrical equipment. The AgCu alloy wires specified in this standard may replace the commutator segment materials of pure copper commutators.
