BSI 23/30403009 DC 2023

$13.70

BS ISO 24322. Timber structures. Methods of test for evaluation of long-term performance – Part 1. Wood-based products in bending

Published By	Publication Date	Number of Pages
BSI	2023	30

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PDF Catalog

PDF Pages	PDF Title
1	30403009-NC.pdf
3	ISO_DIS 24322 ed.1 – id.78429 Enquiry PDF (en).pdf
7	Foreword
8	Introduction
9	1 Scope 2 Normative references
10	3 Terms and definitions 4 Symbols (and abbreviated terms)
11	5 Reference population
12	6 Sampling 6.1 Sampling method 6.2 Matched groups within a sample
13	6.3 Sample size 7 Sample conditioning prior to testing 8 Bending tests 8.1 Test method 8.1.1 General
14	8.1.2 Load location on specimens 8.1.3 Load configuration 8.1.4 Deformation measurements 8.1.5 Reporting failure results
15	8.2 Short-term tests 8.2.1 Loading rate 8.2.2 Reporting 8.2.3 Reference loads 8.3 Long-term tests 8.3.1 Loading levels 8.3.2 Initial loading rate 8.3.3 Deformation measurements
16	9 Evaluating new duration of load and creep factors 9.1 General 9.2 Sampling 9.2.1 Service class 9.2.2 Sample size
17	9.3 Specimen conditioning 9.4 Tests 9.4.1 General considerations for short-term tests 9.4.2 General considerations for the long-term tests 9.4.3 Long-term duration of load tests
18	9.4.4 Long-term creep tests
19	9.5 Evaluation of test results 9.5.1 Duration of load factor
20	9.5.2 Creep factor
21	10 Confirmation of duration of load and creep factors 10.1 General
22	10.2 Sampling 10.3 Tests required 10.3.1 Short-term bending tests 10.3.2 Long-duration bending tests
23	10.4 Acceptance criteria 10.4.1 Adequate strength
24	10.4.2 Decreasing creep rate 10.4.3 Fractional Deflection 10.5 Retest option
25	10.6 Acceptance Criteria for Retest at Lower Stress Level 10.6.1 Average Fractional Deflection 10.6.2 Average Creep-Recovery 10.6.3 Average Residual Strength and Stiffness 10.7 Interpretation of retests
26	11 Report
27	Annex€A (informative) Sampling for tests on duration of load and creep
28	Annex€B (informative) Testing for sensitivity of duration of load and creep factors to environment
30	Bibliography