Railway applications. Track. Track geometry quality - Measuring systems. Track construction and maintenance machines1 Scope This European Standard specifies the minimum requirements that shall be met by measuring systems fitted on track construction and maintenance machines to give an evaluation of track geometry quality when measuring one or more of the parameters described in EN 138481. It does not seek to prescribe which parameters are to be measured, since these depend upon the measuring capabilities of the machine and the purpose for which the machine or its

BS EN 16798-17 is not applicable to:

4 Miscellaneous ventilation systems not connected with containment envelopes

Note: This part of IEC 1319 is mainly applied in Europe

Fine grain steels are understood as steels with a ferritic grain size of 6 or finer when tested in accordance with BS EN ISO 643

and ingots for remelting

Figure 7 – Front view of mounting position of objects on test fixture

This European Standard applies to all hot-dip flat products with metal coatings for example of: zinc or zinc-iron alloy

visibility of pixel defects

EN ISO 9606-5

With obedience and compliance to ISO 14122-4

skin pigmentation

It also covers spin extractors which are declared for commercial use in an area open to the public and operated by lay persons e