Coatings on metal fasteners - Specification for general requirements and selection guidelines
Coatings on metal fasteners - Specification for general requirements and selection guidelines
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1 Scope This Part of BS 7371 specifies general requirements that apply to coatings covered by all other Parts of BS 7371, including:
a) preparations before coating;
b) hydrogen embrittlement avoidance;
c) sampling for inspection;
d) thickness testing;
e) area tables for metric parallel threaded fasteners (area tables for imperial fasteners can be found in BS 7371‑12); and
f) selection of coatings (including the opportunity to select non-hexavalent chromium-containing coatings).
Specific requirements are given in each Part of BS 7371.
Другие стандарты BS