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See Chinese contents: GB/T 14989-2015 GB/T 14989-2015: Iron-cobalt-vanadium permanent-magnet alloys
This standard specifies the designation, size, shape and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of iron-cobalt-vanadium permanent magnet alloys. This standard applies to the iron-cobalt-vanadium alloy cold drawn wire and cold rolled strip used to produce the small section permanent magnet and recording materials.
