BS ISO 6892-4:2015

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Metallic materials. Tensile testing – Method of test in liquid helium

Published By	Publication Date	Number of Pages
BSI	2015	24

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Categories: 77.040.10 - Mechanical testing of metals, BSI

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PDF Pages

PDF Title

Foreword

Introduction

1 Scope
2 Normative references
3 Terms and definitions

4 Symbols and designations
5 Principle
6 Apparatus

7 Test piece
7.1 General
7.2 Standard round bar test piece
7.3 Alternatives
7.4 Sub-size test pieces
7.5 Sampling

8 Testing conditions
8.1 Test piece installation
8.2 Cooling procedure
8.3 Rate of testing
8.3.1 Rate limit
8.3.2 Rate selection

9 Procedure
9.1 Determination of original cross-sectional area (So)
9.2 Marking of the original gauge length (Lo)
9.3 Determination of percentage elongation after fracture (A)
9.4 Determination of the 0,2 % proof-strength, plastic extension (Rp0,2)

9.5 Discontinuous yielding strength (Ri)
9.6 Tensile strength (Rm)
9.7 Reduction of area (Z)
10 Test report
11 Measurement uncertainty

Annex A (informative) Examples of test pieces for tensile testing in liquid helium

Bibliography

Status	Confirmed
Pages	24
Publication Date	2015-10-31
ISBN	978 0 580 84558 1
Standard Number	BS ISO 6892-4:2015
Title	Metallic materials. Tensile testing – Method of test in liquid helium
Identical National Standard Of	ISO 6892-4:2015
Replaces	BS ISO 19819:2004
Descriptors	Mechanical testing, Metals, Mechanical properties of materials, Helium, Cryogenics, Low-temperature testing, Tensile testing, Low temperatures
Publisher	BSI
Committee	ISE/101/1
ICS Codes	77.040.10 - Mechanical testing of metals


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BS ISO 6892-4:2015

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