BS 4759:1971
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Method for determination of K-values of a tensile testing system
Hardcopy , PDF
15-09-1995
English
30-07-1971
Co-operating organizations
Foreword
Method
1 Introduction
2 Scope
3 Principle of determination
4 Symbols and definitions
5 Test pieces for determining K
6 Preliminary checks
7 Determination of constancy of rate of increase of
force in each force range
8 Determination of K-values
9 Assessment of K
10 Retesting
Figures
1 Typical force-extension diagrams for test piece
material
2 Example of graph for determining constancy of rate
of increase of force in each force range
3 Graph from which ratio vp/ve is determined
Principle of determination; symbols and definitions; selection, preparation and form of test piece; preliminary checks of testing machine; determination of constancy of rate of increase of force; procedure for determination, calculation and assessment of retesting. Applies to tensile testing systems used for determination of yield stresses in accordance with relevant parts of BS 18.
| Committee |
ISE/101
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| BS 5214-2:1978 | Specification for testing machines for rubbers and plastics Constant rate of force application machines |
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