BS ISO 19819:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Metallic materials. Tensile testing in liquid helium
Hardcopy , PDF
10-31-2015
English
11-24-2004
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and designations
5 Principle
6 Apparatus
6.1 Testing machine
6.2 Cryostats and support apparatus
6.3 Liquid-level indicators
6.4 Extensometer
7 Specimens
7.1 General
7.2 Standard round bar specimen
7.3 Alternatives
7.4 Sub-size specimens
7.5 Sampling
8 Test conditions
8.1 Specimen installation
8.2 Cooling procedure
8.3 Rate of testing
9 Procedure
9.1 Determination of original cross-sectional area (S[o])
9.2 Marking of the original gauge length (L[o])
9.3 Determination of percentage elongation after fracture (A)
9.4 Determination of the 0,2 % proof strength,
non-proportional extension (R[p0,2])
9.5 Discontinuous yielding strength (R[I])
9.6 Tensile strength (R[m])
9.7 Reduction of area (Z)
10 Test report
Annex A (informative) Examples of specimens for tensile testing
in liquid helium
Bibliography
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