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Testing of mortice locks according to DIN 18251-1


DIN 18251-1 - Mortice locks for rebated doors

Division Building components:

Further information and contact

Scope according to DIN 18251-1 (Chapter 1):

This standard specifies terms, dimensions, specifications, tests and the marking for mortice locks with latch bolts and/or deadbolts including mortice locks with self-locking, that are suitable for the installation in rebated doors according to DIN 18101.

Requirements according to DIN 18251-1 (chapter 6):

  • Materials
  • Latch bolts and deadbolts
  • Lock case
  • Faceplate
  • Switch
  • Self locking
  • Escape door function
  • Drill protection
  • Corrosion protection



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