NS-EN 13089:2011+A2:2021
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Mountaineering equipment — Ice-tools — Safety requirements and test methods
Hardcopy
06-03-2023
English
12-01-2021
This document specifies a direct measurement method for characterizing the surface roughness of the rail and wheel associated with rolling noise ("acoustic roughness"), in the form of a one-third octave band spectrum.
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