This standard specifies that electronic components with mechanical moving parts can perform various movements such as rotational movement, reciprocating movement, opening and closing movement, etc.
KS C 6021-1977 history
2019KS C 6021-2019 Endurance(mechanical) testing method for electronic components
1982KS C 6021-1982 Endurance(mechanical) testing method for electronic components
1977KS C 6021-1977 Endurance(mechanical) testing method for electronic components