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BS 903-A31:1976

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Physical testing of rubber Determination of the low-frequency dynamic properties of rubbers by means of a torsion pendulum

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-04-1976

Superseded date

30-11-2006

Superseded by

BS ISO 4664-2:2006

£70.00
Excluding VAT

Foreword
Co-operating organizations
Method
1 Scope
2 References
3 Definitions
4 Summary of method
5 Test piece dimensions
6 Apparatus
7 Procedure
8 Temperature of test
9 Calculation of results
10 Test report
Table
1 Values of numerical factor K
Figures
1 Schematic illustration of torsion pendulum apparatus
2 Typical displacement/time trace

Method for determining the dynamic shear modulus and mechanical damping over a wide temperature range using free torsion oscillations of low frequency. Angles of deformation are such that the shear strain is below 0.5 per cent.

Committee
PRI/22
DevelopmentNote
Supersedes 74/51843 DC. (06/2004)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
ISO 4663:1986 Similar to

BS 903-A24:1992 Physical testing of rubber Guide to the determination of dynamic properties of rubbers
BS 903-A24:1976 Methods of testing vulcanized rubber. Measurement of dynamic moduli
BS 903-1:1995 Physical testing of rubber Guide to the selection and use of methods of test for rubber

BS 907:1965 Specification for dial gauges for linear measurement

£70.00
Excluding VAT