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AS
AS 2720-1984

AS 2720-1984

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Wool - Measurement of mean staple length - Method using the CSIRO staple length meter

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

30-06-2017

Language(s)

English

Published date

01-01-1984

Publisher

Standards Australia

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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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1 - AS 2720-1984 WOOL-MEASUREMENT OF MEAN STAPLE LENGTH-METHOD USING THE CSIRO STAPLE LENGTH METER
3 - PREFACE
4 - CONTENTS
5 - 1 SCOPE.
5 - 2 APPLICATION.
5 - 3 REFERENCED DOCUMENTS.
5 - 4 DEFINITIONS.
5 - 4.1 Greasy wool
5 - 4.2 Grab sample
5 - 4.3 Sample
5 - 4.4 Second cut
5 - 4.5 Staple
5 - 4.6 Staple axis
5 - 4.7 Staple length
5 - 5 PRINCIPLE.
5 - 6 APPARATUS.
5 - 6.1 CSIRO staple length meter.
5 - 6.2 Check gauges.
5 - 6.3 Conditioning.
5 - 7 PROCEDURE.
5 - 7.1 Preparation.
5 - 7.2 Measurement.
5 - 8 REPORT.
6 - 9 PRECISION.
6 - 10 COMBINATION OF STAPLE LENGTH RESULTS.
6 - 10.1 Notation.
6 - 10.2 Mean staple length of consignments.
6 - 10.3 Coefficient of variation of staple length of consignments.
7 - APPENDIX A - STAPLE LENGTH METER
7 - A1 GENERAL.
7 - A2 DETAILED DESCRIPTION.
7 - A2.1 Conveyor.
7 - A2.2 Optical detection system.
7 - A2.3 Pulse generator and control system.
7 - A3 PREMEASUREMENT PROCEDURE.

Describes a method measuring the projected length of a number of wool staples as they pass a light beam sensor. The mean length of a number of staples is calculated.

Committee
TX-012
DocumentType
Standard
ISBN
0 7262 3450 8
Pages
6
PublisherName
Standards Australia
Status
Withdrawn
Supersedes

This standard sets out a method using the CSIRO staple length meter for measurement of unrestrained staple length of greasy wool which is suitable for combing. An estimate of the precision of the method is given in Clause 9.

Under Revision see DR 00309

AS/NZS 2721:1996 Wool - Subsampling staples from grab samples
AS 1363-1984 Wool - Grab sampling of greasy wool

AS 2810-1991 Wool - Measurement of mean staple length and mean staple strength

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