Ball screws - Static and dynamic axial load ratings and operational life not-for-sale The specific values declared are

The specific values declared are given in the context of a specific declaration scheme and supported with details of the relevant life cycle stage and details of its scenario

It addresses the requirement for easy egress from all new build dwellings instigated by the National House Building Council by ensuring all doorsets are suitable for use with thumb turn cylinders and other easy egress hardware

What is BS 102000 about

BS EN 755-4:2008 includes some technical changes with respect to BS EN 755-4:1995

operation about

Ball screws - Static and dynamic axial load ratings and operational life not-for-sale The specific values declared are1 Scope This part of ISO 3408 specifies the calculation schemes for static and dynamic load ratings, and operational life, in order to obtain comparable values for the design and use of ball screws. NOTE The calculations have been based primarily on publications by Prof. G. Lundberg and A. Palmgren Acta Politechnica, mech. Eng. series Vol. I, No. 3, Stockholm, Sweden. Part 7, 1947. This part of ISO 3408 is applicable under the following preconditions: