This Korean Industrial Standard specifies the product specification and test methods of cylindrical, tubular and mortise door locks (hereafter referred to as "door locks") used with the entrance doors of buildings. Remark The appendix (for reference) of this document describes terminology and functions on the door locks
KS B 6411-2002 history
2019KS B 6411-2019 Clindrical tubular and mortise door locks
2008KS B 6411-2008 Clindrical tubular and mortise door locks
2002KS B 6411-2002 Clindrical tubular and mortise door locks
1987KS B 6411-1987 Clindrical tubular and mortise door locks