Operating forces. Test method - Doors Ingestion-build-135476 3:1986 includes some technical changes

3:1986 includes some technical changes with respect to BS 1902-1A:1966 Section 10 which will be deleted by amendment

This particular standard defines a system of tolerance grades

Steel drill pipe

The commercial industry

b) account for energy generated in the building

Operating forces. Test method - Doors Ingestion-build-135476 3:1986 includes some technical changes1 Scope This standard is for hinged pivoted and sliding doorsets with latches, for pedestrian use. It defines the test methods to determine the forces to open close doors and to engage release and lock unlock the hardware using a key or handle. It is only applicable to the manual operation doorsets. The measurement of forces for doorsets with self closing devices engaged is excluded from this test method. It is also not applicable to doorsets with