BS EN 197-5:2021 pdf download

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BS EN 197-5:2021 pdf download.Cement Part 5: Portland-composite cement CEM II/C-M and Composite cement CEM VI.
6 Standard designation Cements covered by this document shall be designated by at least the notation of the cement type as specified in Table 1 and the Figures 32,5, 42,5 or 52,5 indicating the strength class. In order to indicate the early strength class the letter L, N or R shall be added as appropriate. When in the same factory a manufacturer produces different cements complying with the same standard designation, these cements receive an additional identification in the form of a number or of two lower case letters, between brackets, in order to distinguish these cements from each other. For the numbering system, this number should be 1 for the second certified cement, 2 for the next, and so on. For the lettering system, the letters shall be chosen in such a way as to avoid confusion. Low heat cement in accordance with 7.2.3 of EN 197-1:2011 shall be additionally designated by the notation LH.
7 Conformity criteria For cements covered by this document the conformity criteria specified in Table 2 and in Clause 9 of EN 197-1:2011 shall apply. In particular, conformity criteria specified for “all cements” in EN 197-1:2011 shall also apply for cement covered by this document. The conformity of cements covered by this document should be demonstrated by: — factory production control, including product assessment, in accordance with Clause 4 of EN 197-2:2020; — assessment of the performance of the cement in accordance with 5.1 of EN 197-2:2020; — initial inspection of the manufacturing plant and of factory production control in accordance with 5.2 of EN 197-2:2020; — continuing surveillance, assessment and evaluation of factory production control in accordance with 5.3 of EN 197-2:2020; — audit-testing of samples taken at the factory/depot in accordance with 5.4 of EN 197-2:2020. Information concerning reports is given in 5.5 of EN 197-2:2020. Actions to be taken in the event of non-conformity are specified in 5.6 of EN 197-2:2020.BS EN 197-5 pdf download.

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