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BSI 22/30442772 DC 2022

BSI 22/30442772 DC 2022

$13.70

BS EN ISO 9073-3. Nonwovens. Test methods – Part 3. Determination of tensile strength and elongation

Published By Publication Date Number of Pages
BSI 2022 17
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PDF Catalog

PDF Pages PDF Title
6 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
10 4 Principle
5 Reagents and materials
6 Apparatus
7 Sampling
11 7.1 Laboratory sample
7.2 Test specimens
12 8 Conditioning
8.1 Dry sample testing
8.2 Wet sample testing
9 Preparation of specimens
9.1 General
9.2 Strip test ― Option A
9.3 Strip test — Option B
9.4 When the breaking force of wet fabric
13 10 Preparation, calibration and verification of apparatus
10.1 Tensile testing machine
10.1.1 Set the distance between the clamps
10.1.2 Select the force range of the testing machine
10.1.3 Set the testing machine constant rate of extension
10.2 Clamping system
10.3 Verification of the total operating system of the apparatus
14 11 Procedure
11.1 Mount the specimen securely in the clamp of the testing machine
11.2 Mark across the specimen at the front inner edge
11.3 Engage the machine
11.4 Read the breaking force
11.5 If a specimen slips in the jaws or breaks at the edge of or in the jaws
15 11.6 If a material manifests any slippage in the jaws
12 Calculation
12.1 Breaking force
12.2 Measurement of apparent elongation
12.3 For each testing situation
13 Precision
14 Report
17 Annex A (Informative) Precision

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BSI 22/30442772 DC 2022
$13.70