NEN EN ISO 2061 : 2015
Current
The latest, up-to-date edition.
TEXTILES - DETERMINATION OF TWIST IN YARNS - DIRECT COUNTING METHOD
12-01-2013
Committees responsible
National foreword
Foreword
Method
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Apparatus
6 Standard atmosphere
7 Sampling
8 Test specimens
9 Procedure 1 - Determination of direction of twist
10 Procedure 2 - Determination of amount of twist
11 Calculation of results
12 Expression of results
13 Test report
Annex
A (informative) Suggested procedure for sampling
Tables
1 Specimen lengths
2 Formula for number of specimens, n, using
information on variation
3 Number of specimens, n, in the absence of
information on variation
A.1 Bulk Sample
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