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BS ISO 1431-1:2024

$142.49

Rubber, vulcanized or thermoplastic. Resistance to ozone cracking – Static and dynamic strain testing

Published By Publication Date Number of Pages
BSI 2024 32
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Principle
5 Apparatus
15 6 Calibration
7 Test pieces
7.1 General
7.2 Wide strip test piece
7.3 Narrow strip test piece
16 7.4 Dumb-bell test piece
8 Conditioning
8.1 Conditioning in the unstrained state
8.2 Conditioning in the strained state (for static strain testing only)
17 9 Test conditions
9.1 Ozone concentration
9.2 Temperature
9.3 Relative humidity
18 9.4 Maximum elongation
9.5 Exposure period
10 Static strain testing
10.1 General
10.2 Procedure A
10.3 Procedure B
10.4 Procedure C
19 11 Dynamic strain testing
11.1 General
11.2 Continuous dynamic exposure
11.2.1 Choice of procedure
11.2.2 Procedure A
11.2.3 Procedure B
11.3 Intermittent dynamic exposure
11.3.1 Exposure procedure
20 11.3.2 Procedure A
11.3.3 Procedure B
12 Expression of results
12.1 Procedure A
12.1.1 Procedure A.1: evaluation with visual assessment
12.1.2 Procedure A.2: evaluation with image analysing technique
12.2 Procedure B
12.3 Procedure C
12.3.1 Procedure C.1: evaluation with visual assessment
21 12.3.2 Procedure C.2: evaluation with image analysing technique
22 12.4 Procedure D: evaluation with physical properties change
13 Test report
24 Annex A (informative) Ozone cracking ā€” Explanatory notes
25 Annex B (normative) Calibration schedule
27 Annex C (informative) Ozone cracking ā€” Rating scales
28 Annex D (informative) Sealing the edges of a test piece
31 Bibliography
BS ISO 1431-1:2024
$142.49