BSI PD CEN/TR 17172:2022
$198.66
Validation testing program on chloride penetration and carbonation standardized test methods
Published By | Publication Date | Number of Pages |
BSI | 2022 | 62 |
The objective of the document consists in testing concrete mixes complying with EN 206 for particular aggressive environments with the test methods being standardized by TC 51/WG 12 on chloride penetration and carbonation in order to verify their robustness and coherence.
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
7 | 1 Scope 2 Normative References 3 Terms and Definitions 4 Concretes and specimens |
8 | 5 Participating laboratories |
9 | 6 Testing program 7 Statistical analysis |
10 | 8 Results 8.1 Accelerated carbonation test prEN 1239012 |
11 | 8.2 Remarks from laboratories participating to the testing procedure CEN/TS 1239012 (ACA) 9 Natural carbonation CEN/TS 1239010 (NCA) 9.1 Natural carbonation 9.2 Penetration depth dk |
16 | 9.3 Summary of precision parameters of dk (mm) |
17 | 9.4 Carbonation rate |
21 | 9.5 Summary of precision parameters of carbonation rate kCO2 (mm/year0.5) |
23 | 10 Chloride diffusion test EN 1239011 10.1 General |
28 | 10.2 Precision parameters of the surface concentration Cs |
30 | 10.3 Summary of precision data of Dnss (m2/s) and Cs (% by concrete mass) |
31 | 11 Regression coefficients of the profile fitting procedure 11.1 Regression coefficients R2 of the fitting of the error function into the chloride profiles |
34 | Annex A (informative)Concretes and specimens prepared A.1 General |
38 | A.2 Labelling and working program |
40 | Annex B (informative)Chloride profiles and their diffusion fitting parameters |
59 | Annex C (informative)Climates in-or-near the places where natural carbonation was made |