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BS ISO 2782-1:2022 – TC

BS ISO 2782-1:2022 – TC

$186.33

Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of permeability to gases – Part 1. Differential-pressure methods

Published By Publication Date Number of Pages
BSI 2022 62
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PDF Catalog

PDF Pages PDF Title
1 30466664
33 A-30447061
34 undefined
39 Foreword
40 Introduction
41 1 Scope
2 Normative references
3 Terms and definitions
42 4 Principle
5 Pressure sensor method
5.1 Apparatus
44 5.2 Calibration
5.3 Test gas
45 5.4 Test pieces
5.4.1 Shape and dimensions
5.4.2 Preparation
5.4.3 Number of test pieces
5.4.4 Measurement of thickness
5.4.5 Time interval between forming and testing
5.5 Conditioning
5.6 Test conditions
46 5.7 Gas transmission area
5.8 Procedure
47 5.9 Calculation and expression of results
5.9.1 Gas transmission rate
48 5.9.2 Gas permeability coefficient
5.9.3 Gas diffusion coefficient
5.9.4 Gas solubility coefficient
49 6 Simplified pressure sensor method
6.1 Apparatus
6.1.1 Test cell
6.1.2 Test piece support
6.1.3 Two pressure sensors
6.1.4 Test gas supply reservoir
6.1.5 Temperature sensor
50 6.2 Calibration
6.3 Test gas
51 6.4 Test pieces
6.4.1 Shape and dimensions
6.4.2 Preparation
6.4.3 Number of test pieces
6.4.4 Measurement of thickness
6.4.5 Time interval between forming and testing
6.5 Conditioning
6.6 Test conditions
6.7 Gas transmission area
6.8 Procedure
52 6.9 Calculation and expression of results
6.9.1 Gas permeability coefficient
7 Gas-chromatographic method
7.1 Apparatus
54 7.2 Calibration
7.3 Test gas
7.4 Carrier gas
7.5 Test pieces
7.5.1 Shape and dimensions
7.5.2 Preparation
7.5.3 Number of test pieces
7.5.4 Measurement of thickness
7.5.5 Time interval between forming and testing
7.6 Conditioning
7.7 Test conditions
7.8 Gas transmission area
7.9 Calibration curve
55 7.10 Procedure
56 7.11 Calculation and expression of results
7.11.1 Gas transmission rate
7.11.2 Gas permeability coefficient
8 Test report
58 Annex A (normative) Calibration schedule

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BS ISO 2782-1:2022 - TC
$186.33