General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 3791-1999
Replace
GB/T 3791-1983
Scope
This standard specifies the dimensions and mechanical characteristics required for the interchangeability of audio cassette tapes and specifies the corresponding measurement methods. This standard applies to audio cassettes with a bandwidth of 3.81mm, but does not include microcassettes.
GB/T 3791-1999 history
1999GB/T 3791-1999 Cassette for tape records dimensions and mechanical characteristics